Automated Malware Analysis IOC Report for

Files

File Path

Type

Category

Malicious

fEsB3ftQ3t.exe

PE32+ executable (GUI) x86-64, for MS Windows

initial sample

Details

Filetype:	PE32+ executable (GUI) x86-64, for MS Windows
Entropy:	4.71305970027654
Filename:	fEsB3ftQ3t.exe
Filesize:	11776
MD5:	01e13ade0ae93e45723c58e290c165de
SHA1:	48a7f2dffa37982198e7f689bbfee5bb118eb034
SHA256:	939ce8aae31e5f9885c7e49b03f0e43f4178359fd6412fb1dd706aff63431442
SHA512:	891c65cbd698ddfa912b71069efe41562e18f2c3280d996a33eaf950001d15646e796cce73f7a37a904a003590bbe29a47100ae19141e53a4b4d3f2b8699454e
SSDEEP:	192:O5lVQT4urheC17eGhzo0X7z3Q5tf/rUBj:2jQT4urXphzVz3t
Preview:	MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......r..S6...6...6...?...<.....~.4.....z.%.....{.<.....\|.5.....~.3...6.~.......w.7.......7.....}.7...Rich6...................PE..d..

Signature Hits	Behavior Group	Mitre Attack
Multi AV Scanner detection for submitted file	AV Detection
Machine Learning detection for sample	AV Detection
Checks if the current process is being debugged	Anti Debugging
Contains functionality to check if a debugger is running (IsDebuggerPresent)	Anti Debugging
Detected potential crypto function	System Summary	Security Software Discovery Archive Collected Data Encrypted Channel
May sleep (evasive loops) to hinder dynamic analysis	Malware Analysis System Evasion	Virtualization/Sandbox Evasion Security Software Discovery
One or more processes crash	System Summary
Contains functionality to download additional files from the internet	Networking	Security Software Discovery Ingress Tool Transfer
Contains functionality to query local / system time	Language, Device and Operating System Detection	System Time Discovery System Information Discovery
Contains functionality to register its own exception handler	Anti Debugging	Security Software Discovery
Contains medium sleeps (>= 30s)	Malware Analysis System Evasion
PE file has an executable .text section and no other executable section	System Summary
Reads software policies	System Summary
Sample is known by Antivirus	System Summary
Tries to load missing DLLs	System Summary	DLL Side-Loading
URLs found in memory or binary data	Networking	Security Software Discovery
Uses an in-process (OLE) Automation server	System Summary
PE file contains a valid data directory to section mapping	System Summary
PE file contains a debug data directory	System Summary
Contains modern PE file flags such as dynamic base (ASLR) or NX	Compliance, System Summary
PE file contains a mix of data directories often seen in goodware	System Summary
PE file has a high image base, often used for DLLs	System Summary

C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_fEsB3ftQ3t.exe_821da26d7bb67e36be2aa1dad6f494664403593_940941c1_ae27faad-c13a-42db-99c0-ecb556b50524\Report.wer

Unicode text, UTF-16, little-endian text, with CRLF line terminators

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_fEsB3ftQ3t.exe_821da26d7bb67e36be2aa1dad6f494664403593_940941c1_ae27faad-c13a-42db-99c0-ecb556b50524\Report.wer
Category:	dropped
Dump:	Report.wer.5.dr
ID:	dr_4
Target ID:	5
Process:	C:\Windows\System32\WerFault.exe
Type:	Unicode text, UTF-16, little-endian text, with CRLF line terminators
Entropy:	0.8862604825162677
Encrypted:	false
Ssdeep:	96:tMF5MsLvhsPwhqjPa7q+fJQXIDcQ2c6mcE0cw3KXCXm+HbHg/ZjnZ+ZFGLGCI727:q3hUJn0oiebjoZVzuiFgZ24lO8a
Size:	65536
Whitelisted:	false
Reputation:	low

Signature Hits	Behavior Group	Mitre Attack
Multi AV Scanner detection for submitted file	AV Detection
Machine Learning detection for sample	AV Detection
PE file has an executable .text section and no other executable section	System Summary
Sample is known by Antivirus	System Summary
PE file contains a valid data directory to section mapping	System Summary
PE file contains a debug data directory	System Summary
Contains modern PE file flags such as dynamic base (ASLR) or NX	Compliance, System Summary
PE file contains a mix of data directories often seen in goodware	System Summary
PE file has a high image base, often used for DLLs	System Summary

C:\ProgramData\Microsoft\Windows\WER\Temp\WERC1DC.tmp.dmp

Mini DuMP crash report, 14 streams, Fri Aug 30 10:43:40 2024, 0x1205a4 type

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\Temp\WERC1DC.tmp.dmp
Category:	dropped
Dump:	WERC1DC.tmp.dmp.5.dr
ID:	dr_1
Target ID:	5
Process:	C:\Windows\System32\WerFault.exe
Type:	Mini DuMP crash report, 14 streams, Fri Aug 30 10:43:40 2024, 0x1205a4 type
Entropy:	1.2763004509258764
Encrypted:	false
Ssdeep:	384:8U4U3gKYU3hPGX00br1PkXMVxTmW35lev4GqY1ubRv:85U3gKYU39GX00br5kXMV113gEiA
Size:	164886
Whitelisted:	false
Reputation:	low

C:\ProgramData\Microsoft\Windows\WER\Temp\WERC2A8.tmp.WERInternalMetadata.xml

XML 1.0 document, Unicode text, UTF-16, little-endian text, with CRLF line terminators

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\Temp\WERC2A8.tmp.WERInternalMetadata.xml
Category:	dropped
Dump:	WERC2A8.tmp.WERInternalMetadata.xml.5.dr
ID:	dr_2
Target ID:	5
Process:	C:\Windows\System32\WerFault.exe
Type:	XML 1.0 document, Unicode text, UTF-16, little-endian text, with CRLF line terminators
Entropy:	3.702091024167612
Encrypted:	false
Ssdeep:	192:R6l7wVeJdl4A6YNUv+UNgmfIdpr589b+61Jgf0UKm:R6lXJPN6Y++mgmfIW+eJgfx
Size:	8742
Whitelisted:	false
Reputation:	low

C:\ProgramData\Microsoft\Windows\WER\Temp\WERC2E7.tmp.xml

XML 1.0 document, ASCII text, with CRLF line terminators

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\Temp\WERC2E7.tmp.xml
Category:	dropped
Dump:	WERC2E7.tmp.xml.5.dr
ID:	dr_3
Target ID:	5
Process:	C:\Windows\System32\WerFault.exe
Type:	XML 1.0 document, ASCII text, with CRLF line terminators
Entropy:	4.462451890388621
Encrypted:	false
Ssdeep:	48:cvIwWl8zsmJg771I9tqWpW8VYYcYm8M4Jv86Fpyq85N1xIGvVcQd:uIjf8I7aL7VbJUmCyGvVfd
Size:	4637
Whitelisted:	false
Reputation:	low

C:\Windows\appcompat\Programs\Amcache.hve

MS Windows registry file, NT/2000 or above

dropped

Details

File:	C:\Windows\appcompat\Programs\Amcache.hve
Category:	dropped
Dump:	Amcache.hve.5.dr
ID:	dr_0
Target ID:	5
Process:	C:\Windows\System32\WerFault.exe
Type:	MS Windows registry file, NT/2000 or above
Entropy:	4.416794347640807
Encrypted:	false
Ssdeep:	6144:Lcifpi6ceLPL9skLmb0meSWSPtaJG8nAgex285i2MMhA20X4WABlGuNg5+:wi58eSWIZBk2MM6AFBio
Size:	1835008
Whitelisted:	false
Reputation:	low

Processes

Path

Cmdline

Malicious

C:\Users\user\Desktop\fEsB3ftQ3t.exe

"C:\Users\user\Desktop\fEsB3ftQ3t.exe"

Details

Is windows:	false
Is dropped:	false
PID:	4836
Target ID:	0
Parent PID:	4056
Name:	fEsB3ftQ3t.exe
Path:	C:\Users\user\Desktop\fEsB3ftQ3t.exe
Commandline:	"C:\Users\user\Desktop\fEsB3ftQ3t.exe"
Size:	11776
MD5:	01E13ADE0AE93E45723C58E290C165DE
Time:	06:43:37
Date:	30/08/2024
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x7ff6d3b30000
Modulesize:	53248
Wow64:	false

Signature Hits	Behavior Group	Mitre Attack
Multi AV Scanner detection for submitted file	AV Detection
Machine Learning detection for sample	AV Detection
Sigma detected: Communication To Uncommon Destination Ports	System Summary
PE file has an executable .text section and no other executable section	System Summary
Sample is known by Antivirus	System Summary
Spawns processes	System Summary	Process Injection
PE file contains a valid data directory to section mapping	System Summary
Binary contains paths to debug symbols	Compliance, System Summary
PE file contains a debug data directory	System Summary
Contains modern PE file flags such as dynamic base (ASLR) or NX	Compliance, System Summary
PE file contains a mix of data directories often seen in goodware	System Summary
PE file has a high image base, often used for DLLs	System Summary

C:\Windows\System32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 4836 -s 1076

Details

Is windows:	true
Is dropped:	false
PID:	3136
Target ID:	5
Parent PID:	4836
Name:	WerFault.exe
Path:	C:\Windows\System32\WerFault.exe
Commandline:	C:\Windows\system32\WerFault.exe -u -p 4836 -s 1076
Size:	570736
MD5:	FD27D9F6D02763BDE32511B5DF7FF7A0
Time:	06:43:40
Date:	30/08/2024
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x7ff799790000
Modulesize:	581632
Wow64:	false

Signature Hits	Behavior Group	Mitre Attack
One or more processes crash	System Summary
Spawns processes	System Summary	Process Injection

URLs

Name

Malicious

http://120.46.149.112:8888/safekey

120.46.149.112

Details

Name:	http://120.46.149.112:8888/safekey
IP:	120.46.149.112
TargetID:	0
From Memory:	false
Current Path:	C:\Users\user\Desktop\fEsB3ftQ3t.exe
Source:	network

Signature Hits	Behavior Group	Mitre Attack
Detected TCP or UDP traffic on non-standard ports	Networking	Non-Standard Port
Sigma detected: Communication To Uncommon Destination Ports	System Summary
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
URLs found in memory or binary data	Networking

http://upx.sf.net

unknown

http://120.46.149.112/

unknown

http://120.46.149.112:8888/safekey.

unknown

http://120.46.149.112:8888/safekeyL

unknown

http://120.46.149.112:8888/safekeyk

unknown

IPs

Domain

Country

Malicious

120.46.149.112

unknown

China

Details

IP:	120.46.149.112
TargetID:	0
Current Path:	C:\Users\user\Desktop\fEsB3ftQ3t.exe
Country:	China
Countrycode:	CHN
ASN number:	4847
ASN name:	CNIX-APChinaNetworksInter-ExchangeCN
Private:	false

Signature Hits	Behavior Group	Mitre Attack
Detected TCP or UDP traffic on non-standard ports	Networking	Non-Standard Port
Sigma detected: Communication To Uncommon Destination Ports	System Summary
Connects to IPs without corresponding DNS lookups	Networking
Downloads files from webservers via HTTP	Networking	Application Layer Protocol Non-Application Layer Protocol Ingress Tool Transfer
URLs found in memory or binary data	Networking