Windows Analysis Report
LockyRansom.exe

Overview

General Information

Sample name: LockyRansom.exe
Analysis ID: 1446225
MD5: 1720b1748ad7b8ac0bfc1c3636fead95
SHA1: 97bae63417df5bde4a05cd44c6c523db50f6ab76
SHA256: 3329641a171508fa6b1ad7674b31431093d46be190d1a51acd77e486f42d9c8e
Tags: exeLockyRansomware
Infos:

Detection

Score: 96
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
AI detected suspicious sample
Found evasive API chain (may stop execution after checking locale)
Found potential ransomware demand text
Machine Learning detection for sample
Contains functionality for execution timing, often used to detect debuggers
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Contains functionality to dynamically determine API calls
Contains functionality to query locales information (e.g. system language)
Contains functionality to read the PEB
Detected potential crypto function
Found evasive API chain (may stop execution after checking a module file name)
Found large amount of non-executed APIs
Found potential string decryption / allocating functions
Internet Provider seen in connection with other malware
PE file contains sections with non-standard names
Program does not show much activity (idle)
Uses 32bit PE files
Uses Microsoft's Enhanced Cryptographic Provider
Uses a known web browser user agent for HTTP communication
Uses code obfuscation techniques (call, push, ret)

Classification

AV Detection
barindex
Antivirus / Scanner detection for submitted sample
Source: LockyRansom.exe Avira: detected
Multi AV Scanner detection for submitted file
Source: LockyRansom.exe ReversingLabs: Detection: 95%
AI detected suspicious sample
Source: Submited Sample Integrated Neural Analysis Model: Matched 99.9% probability
Machine Learning detection for sample
Source: LockyRansom.exe Joe Sandbox ML: detected
Uses Microsoft's Enhanced Cryptographic Provider
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00415310 GetLastError,__CxxThrowException@8,CryptAcquireContextA, 0_2_00415310
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00415410 GetLastError,__CxxThrowException@8,CryptDestroyKey,CryptImportKey, 0_2_00415410
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00416170 CryptReleaseContext,CryptDestroyKey, 0_2_00416170
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004193D8 CryptReleaseContext, 0_2_004193D8
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0041544C GetLastError,__CxxThrowException@8,CryptDestroyKey,CryptImportKey, 0_2_0041544C
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040F8D0 CryptReleaseContext, 0_2_0040F8D0
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040F890 CryptReleaseContext, 0_2_0040F890
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040F8B8 CryptReleaseContext, 0_2_0040F8B8
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040F980 CryptGenRandom,__CxxThrowException@8,GetLastError, 0_2_0040F980
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040FB50 CryptDestroyKey, 0_2_0040FB50
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040FB10 CryptDestroyKey, 0_2_0040FB10
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040FBF0 __CxxThrowException@8,CryptEncrypt,GetLastError, 0_2_0040FBF0

Compliance
barindex
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\Desktop\LockyRansom.exe Unpacked PE file: 0.2.LockyRansom.exe.400000.0.unpack
Uses 32bit PE files
Source: LockyRansom.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: Binary string: gefas.pdb source: LockyRansom.exe
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0042D5D0 FindClose,FindFirstFileW, 0_2_0042D5D0

Networking
barindex
Snort IDS alert for network traffic
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49704 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49704 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49704 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49705 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49705 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49705 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49706 -> 46.17.44.153:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49706 -> 46.17.44.153:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49706 -> 46.17.44.153:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49708 -> 46.183.165.45:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49708 -> 46.183.165.45:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49708 -> 46.183.165.45:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49709 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49709 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49709 -> 185.179.190.31:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49710 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49710 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49710 -> 37.143.9.154:80
Source: Traffic Snort IDS: 2023577 ET TROJAN Locky CnC Checkin HTTP Pattern 192.168.2.7:49711 -> 46.17.44.153:80
Source: Traffic Snort IDS: 2023552 ET TROJAN Locky CnC checkin Nov 21 M2 192.168.2.7:49711 -> 46.17.44.153:80
Source: Traffic Snort IDS: 2023551 ET TROJAN Locky CnC checkin Nov 21 192.168.2.7:49711 -> 46.17.44.153:80
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: ASBAXETRU ASBAXETRU
Source: Joe Sandbox View ASN Name: AS-REGRU AS-REGRU
Source: Joe Sandbox View ASN Name: IHCRUInternet-HostingLtdMoscowRussiaRU IHCRUInternet-HostingLtdMoscowRussiaRU
Source: Joe Sandbox View ASN Name: WEBHOST1-ASRU WEBHOST1-ASRU
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://185.179.190.31/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 185.179.190.31Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://37.143.9.154/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 37.143.9.154Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://46.17.44.153/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 46.17.44.153Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://46.183.165.45/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 46.183.165.45Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://185.179.190.31/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 185.179.190.31Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://37.143.9.154/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 37.143.9.154Content-Length: 613Connection: Keep-Alive
Source: global traffic HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://46.17.44.153/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 46.17.44.153Content-Length: 613Connection: Keep-Alive
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 46.183.165.45
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 185.179.190.31
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 37.143.9.154
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown TCP traffic detected without corresponding DNS query: 46.17.44.153
Source: unknown HTTP traffic detected: POST /imageload.cgi HTTP/1.1Accept: */*Accept-Language: en-usReferer: http://185.179.190.31/x-requested-with: XMLHttpRequestContent-Type: application/x-www-form-urlencodedAccept-Encoding: gzip, deflateCache-Control: no-cacheUser-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.2; WOW64; Trident/7.0; .NET4.0C; .NET4.0E; .NET CLR 2.0.50727; .NET CLR 3.0.30729; .NET CLR 3.5.30729)Host: 185.179.190.31Content-Length: 613Connection: Keep-Alive
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://185.179.190.31/imageload.cgi
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://185.179.190.31/imageload.cgin
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://185.179.190.31/imageload.cgir
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imag=
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp, LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgi
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgiC
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgiP
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgid
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgii
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgilh
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://37.143.9.154/imageload.cgiy
Source: LockyRansom.exe, 00000000.00000002.2442409381.00000000005F0000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp, LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgi
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgi0
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgi0.31/imageload.cgi
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgiL
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgiP
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgiV
Source: LockyRansom.exe, 00000000.00000002.2442409381.00000000005F0000.00000004.00000020.00020000.00000000.sdmp, LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgii
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgik
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.153/imageload.cgiy3
Source: LockyRansom.exe, 00000000.00000002.2442409381.00000000005F0000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.17.44.1531oad.cgi%880
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.183.165.45/
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.183.165.45/imageload.cgi
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://46.183.165.45/imageload.cgia-deddda976288
Source: LockyRansom.exe, 00000000.00000002.2442361134.00000000005E1000.00000004.00001000.00020000.00000000.sdmp String found in binary or memory: https://www.torproject.org/download/download-easy.html

Spam, unwanted Advertisements and Ransom Demands
barindex
Found potential ransomware demand text
Source: LockyRansom.exe, 00000000.00000002.2442361134.00000000005E1000.00000004.00001000.00020000.00000000.sdmp String found in binary or memory : All of your files are encrypted with RSA-2048 and AES-128 ciphers.
Source: LockyRansom.exe, 00000000.00000002.2442361134.00000000005E1000.00000004.00001000.00020000.00000000.sdmp String found in binary or memory : Decrypting of your files is only possible with the private key and decrypt program, which is on our secret server.
Source: LockyRansom.exe, 00000000.00000002.2442361134.00000000005E1000.00000004.00001000.00020000.00000000.sdmp String found in binary or memory : To receive your private key follow one of the links:
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00415410 GetLastError,__CxxThrowException@8,CryptDestroyKey,CryptImportKey, 0_2_00415410
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0041544C GetLastError,__CxxThrowException@8,CryptDestroyKey,CryptImportKey, 0_2_0041544C
Detected potential crypto function
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004022D0 0_2_004022D0
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040A58C 0_2_0040A58C
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004029C0 0_2_004029C0
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040B2C4 0_2_0040B2C4
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040940E 0_2_0040940E
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040995F 0_2_0040995F
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00409EB0 0_2_00409EB0
Found potential string decryption / allocating functions
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: String function: 004182C0 appears 33 times
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: String function: 004761A0 appears 36 times
Uses 32bit PE files
Source: LockyRansom.exe Static PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: classification engine Classification label: mal96.rans.evad.winEXE@1/0@0/4
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040CC4E CoCreateInstance, 0_2_0040CC4E
Source: C:\Users\user\Desktop\LockyRansom.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: LockyRansom.exe ReversingLabs: Detection: 95%
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: cryptdll.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: mciwave.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: winmm.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: gfiwave.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: mpr.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: wininet.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: netapi32.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: dsrole.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: urlmon.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: iertutil.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: srvcli.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: netutils.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: ntmarta.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: sspicli.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: windows.storage.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: ondemandconnroutehelper.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: winhttp.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: mswsock.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: iphlpapi.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Section loaded: winnsi.dll Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0358b920-0ac7-461f-98f4-58e32cd89148}\InProcServer32 Jump to behavior
Source: LockyRansom.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: gefas.pdb source: LockyRansom.exe

Data Obfuscation
barindex
Detected unpacking (changes PE section rights)
Source: C:\Users\user\Desktop\LockyRansom.exe Unpacked PE file: 0.2.LockyRansom.exe.400000.0.unpack .text:ER;.rdata:EW;.dec:W;.rsrc:R; vs .text:ER;.rdata:R;.data:W;.reloc:R;.cdata:R;
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\Desktop\LockyRansom.exe Unpacked PE file: 0.2.LockyRansom.exe.400000.0.unpack
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004079B0 LoadLibraryW,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress, 0_2_004079B0
PE file contains sections with non-standard names
Source: LockyRansom.exe Static PE information: section name: .dec
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00404705 push ecx; ret 0_2_00404718
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004029AB push ecx; ret 0_2_004029BB
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00401408 push eax; ret 0_2_00401426
Source: LockyRansom.exe Static PE information: section name: .rdata entropy: 7.910838175775477
Source: C:\Users\user\Desktop\LockyRansom.exe Process information set: NOGPFAULTERRORBOX | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Process information set: NOGPFAULTERRORBOX | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Process information set: NOGPFAULTERRORBOX | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Process information set: NOGPFAULTERRORBOX | NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\LockyRansom.exe Process information set: NOGPFAULTERRORBOX | NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Found evasive API chain (may stop execution after checking locale)
Source: C:\Users\user\Desktop\LockyRansom.exe Evasive API call chain: GetUserDefaultLangID, ExitProcess
Contains functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040C58C rdtsc 0_2_0040C58C
Found evasive API chain (may stop execution after checking a module file name)
Source: C:\Users\user\Desktop\LockyRansom.exe Evasive API call chain: GetModuleFileName,DecisionNodes,ExitProcess
Found large amount of non-executed APIs
Source: C:\Users\user\Desktop\LockyRansom.exe API coverage: 7.7 %
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0042D5D0 FindClose,FindFirstFileW, 0_2_0042D5D0
Source: LockyRansom.exe, 00000000.00000002.2442694513.000000000078E000.00000004.00000020.00020000.00000000.sdmp, LockyRansom.exe, 00000000.00000002.2442694513.000000000073E000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW
Source: C:\Users\user\Desktop\LockyRansom.exe API call chain: ExitProcess graph end node
Contains functionality for execution timing, often used to detect debuggers
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0040C58C rdtsc 0_2_0040C58C
Contains functionality to check if a debugger is running (IsDebuggerPresent)
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00405393 _memset,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 0_2_00405393
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004079B0 LoadLibraryW,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress,GetProcAddress, 0_2_004079B0
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_005C007E push dword ptr fs:[00000030h] 0_2_005C007E
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_005C03EE push dword ptr fs:[00000030h] 0_2_005C03EE
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0069007E push dword ptr fs:[00000030h] 0_2_0069007E
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_006903EE push dword ptr fs:[00000030h] 0_2_006903EE
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00405393 _memset,IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter, 0_2_00405393
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00403A6C IsDebuggerPresent,SetUnhandledExceptionFilter,UnhandledExceptionFilter,GetCurrentProcess,TerminateProcess, 0_2_00403A6C
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00405F08 SetUnhandledExceptionFilter, 0_2_00405F08
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_0041973D SetSecurityDescriptorDacl, 0_2_0041973D
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_004197BD AllocateAndInitializeSid, 0_2_004197BD
Contains functionality to query locales information (e.g. system language)
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: GetLocaleInfoA,GetUserDefaultUILanguage, 0_2_0042E700
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00406718 GetSystemTimeAsFileTime,GetCurrentProcessId,GetCurrentThreadId,GetTickCount,QueryPerformanceCounter, 0_2_00406718
Source: C:\Users\user\Desktop\LockyRansom.exe Code function: 0_2_00423053 GetVersionExA, 0_2_00423053
Source: C:\Users\user\Desktop\LockyRansom.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior
windows-stand
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
46.17.44.153
 unknown Russian Federation
51659 ASBAXETRU true
46.183.165.45
 unknown Russian Federation
197695 AS-REGRU true
37.143.9.154
 unknown Russian Federation
203226 IHCRUInternet-HostingLtdMoscowRussiaRU true
185.179.190.31
 unknown Russian Federation
44094 WEBHOST1-ASRU true

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://46.17.44.153/imageload.cgi true
  • Avira URL Cloud: safe
 unknown
http://37.143.9.154/imageload.cgi true
  • Avira URL Cloud: safe
 unknown
http://46.183.165.45/imageload.cgi true
  • Avira URL Cloud: safe
 unknown
http://185.179.190.31/imageload.cgi true
  • Avira URL Cloud: safe
 unknown