Automated Malware Analysis IOC Report for

Files

File Path

Type

Category

Malicious

relHAD3zcZ.exe

PE32 executable (GUI) Intel 80386, for MS Windows

initial sample

Details

Filetype:	PE32 executable (GUI) Intel 80386, for MS Windows
Entropy:	6.61591521721015
Filename:	relHAD3zcZ.exe
Filesize:	3674112
MD5:	a1907452a6e7e8748f91900a0383a602
SHA1:	5a59e8301a8175a0128b0da0aba8c2d4a9190764
SHA256:	5d7b8fbf7091672744ecb5fd3ff0664032b0463ff332fefaf892105156e71226
SHA512:	99f4021c7d6262e9da5471d5e6062894d5c48db7245d808f308bf94fa4b64d4adc4c8bdad92e8728c570880fc31e46d2a08424af63fddfbb2ae61bb0a6e9dbad
SSDEEP:	49152:XmfO1+/gMtaL/lDTR0mCw/et56VRx4ZPXUHZ6:ftxLZTR0KetU+
Preview:	MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......v.3z2.])2.])2.])I.Q)0.])...)5.])..S)..])..W)..])..W)0.])..Y)0.])...)..])2.\)..])..V)..])2.])3.])..V)8.])Rich2.])........PE..L..

Signature Hits	Behavior Group	Mitre Attack
Malicious sample detected (through community Yara rule)	System Summary
Multi AV Scanner detection for submitted file	AV Detection
Contains functionality to detect hardware virtualization (CPUID execution measurement)	Malware Analysis System Evasion
Machine Learning detection for sample	AV Detection
Checks if the current process is being debugged	Anti Debugging	Virtualization/Sandbox Evasion Security Software Discovery
Contains functionality for execution timing, often used to detect debuggers	Malware Analysis System Evasion, Anti Debugging
Contains functionality to query CPU information (cpuid)	Language, Device and Operating System Detection
Contains functionality to read the PEB	Anti Debugging
Detected potential crypto function	System Summary	Archive Collected Data Encrypted Channel
Found inlined nop instructions (likely shell or obfuscated code)	Software Vulnerabilities	Obfuscated Files or Information
One or more processes crash	System Summary
PE file contains sections with non-standard names	Data Obfuscation
PE file does not import any functions	System Summary
Sample file is different than original file name gathered from version info	System Summary
Uses 32bit PE files	Compliance, System Summary
Uses code obfuscation techniques (call, push, ret)	Data Obfuscation
Yara signature match	System Summary
Binary contains device paths (device paths are often used for kernel mode <-> user mode communication)	System Summary
Reads software policies	System Summary	System Information Discovery
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
PE file has a big raw section	System Summary
Submission file is bigger than most known malware samples	System Summary

C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_relHAD3zcZ.exe_3f3a4de3cefcddd217d3b74e32a13259cf428_197426d3_1ecb25d3-56db-4679-b7b6-ef8678d66f11\Report.wer

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

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\ReportQueue\AppCrash_relHAD3zcZ.exe_3f3a4de3cefcddd217d3b74e32a13259cf428_197426d3_1ecb25d3-56db-4679-b7b6-ef8678d66f11\Report.wer
Category:	dropped
Dump:	Report.wer.3.dr
ID:	dr_3
Target ID:	3
Process:	C:\Windows\SysWOW64\WerFault.exe
Type:	Unicode text, UTF-16, little-endian text, with CRLF line terminators
Entropy:	0.8581952166947989
Encrypted:	false
Ssdeep:	96:E0FLsMhmiGSsLgx1yDfxQXIDcQmc6NcEgcw3U+HbHg/opAnQu3q8PCFLnFTfEoD1:lBESz04JqhjqQZrFzuiFvZ24IO8E
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 contains sections with non-standard names	Data Obfuscation
PE file does not import any functions	System Summary
Sample file is different than original file name gathered from version info	System Summary
Uses 32bit PE files	Compliance, System Summary
Binary contains device paths (device paths are often used for kernel mode <-> user mode communication)	System Summary
Sample is known by Antivirus	System Summary
URLs found in memory or binary data	Networking
PE file has a big raw section	System Summary
Submission file is bigger than most known malware samples	System Summary

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCA94.tmp.dmp

Mini DuMP crash report, 14 streams, Mon Dec 23 07:43:04 2024, 0x1205a4 type

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\Temp\WERCA94.tmp.dmp
Category:	dropped
Dump:	WERCA94.tmp.dmp.3.dr
ID:	dr_0
Target ID:	3
Process:	C:\Windows\SysWOW64\WerFault.exe
Type:	Mini DuMP crash report, 14 streams, Mon Dec 23 07:43:04 2024, 0x1205a4 type
Entropy:	2.105865848554537
Encrypted:	false
Ssdeep:	192:eekS7mXs7/OdwyWflc+emftN3ojtU/9/PJR:lD7d66y8lc+em1N3ojal3j
Size:	31580
Whitelisted:	false
Reputation:	low

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCB41.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\WERCB41.tmp.WERInternalMetadata.xml
Category:	dropped
Dump:	WERCB41.tmp.WERInternalMetadata.xml.3.dr
ID:	dr_1
Target ID:	3
Process:	C:\Windows\SysWOW64\WerFault.exe
Type:	XML 1.0 document, Unicode text, UTF-16, little-endian text, with CRLF line terminators
Entropy:	3.693793447202947
Encrypted:	false
Ssdeep:	192:R6l7wVeJJZ6eK6YEIUSU9l0gmfwJ4JpDB89bI/sfYBYm:R6lXJH676YELSU9l0gmfwJ4CIkfYL
Size:	8302
Whitelisted:	false
Reputation:	low

C:\ProgramData\Microsoft\Windows\WER\Temp\WERCC1D.tmp.xml

XML 1.0 document, ASCII text, with CRLF line terminators

dropped

Details

File:	C:\ProgramData\Microsoft\Windows\WER\Temp\WERCC1D.tmp.xml
Category:	dropped
Dump:	WERCC1D.tmp.xml.3.dr
ID:	dr_2
Target ID:	3
Process:	C:\Windows\SysWOW64\WerFault.exe
Type:	XML 1.0 document, ASCII text, with CRLF line terminators
Entropy:	4.453365985272373
Encrypted:	false
Ssdeep:	48:cvIwWl8zsnOJg77aI9yNWpW8VYMYm8M4J9NFW+q8FnQYBk9Td:uIjfnEI7o87VYJonk4Td
Size:	4585
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.3.dr
ID:	dr_4
Target ID:	3
Process:	C:\Windows\SysWOW64\WerFault.exe
Type:	MS Windows registry file, NT/2000 or above
Entropy:	4.421595376491984
Encrypted:	false
Ssdeep:	6144:JSvfpi6ceLP/9skLmb0OTXWSPHaJG8nAgeMZMMhA2fX4WABlEnNq0uhiTw8:AvloTXW+EZMM6DFyQ03w8
Size:	1835008
Whitelisted:	false
Reputation:	low

Processes

Path

Cmdline

Malicious

C:\Users\user\Desktop\relHAD3zcZ.exe

"C:\Users\user\Desktop\relHAD3zcZ.exe"

Details

Is windows:	false
Is dropped:	false
PID:	1124
Target ID:	0
Parent PID:	1028
Name:	relHAD3zcZ.exe
Path:	C:\Users\user\Desktop\relHAD3zcZ.exe
Commandline:	"C:\Users\user\Desktop\relHAD3zcZ.exe"
Size:	3674112
MD5:	A1907452A6E7E8748F91900A0383A602
Time:	02:43:03
Date:	23/12/2024
Reason:	newprocess
Reputation:	low
Is admin:	true
Is elevated:	true
Modulebase:	0x400000
Modulesize:	3674112
Wow64:	true

Signature Hits	Behavior Group	Mitre Attack
Multi AV Scanner detection for submitted file	AV Detection
Yara detected BlackMoon Ransomware	Spam, unwanted Advertisements and Ransom Demands
Machine Learning detection for sample	AV Detection
PE file contains sections with non-standard names	Data Obfuscation
PE file does not import any functions	System Summary
Sample file is different than original file name gathered from version info	System Summary
Uses 32bit PE files	Compliance, System Summary
Binary contains device paths (device paths are often used for kernel mode <-> user mode communication)	System Summary
Sample is known by Antivirus	System Summary
Spawns processes	System Summary	Process Injection
URLs found in memory or binary data	Networking
Binary contains paths to debug symbols	Compliance, System Summary
PE file has a big raw section	System Summary
Submission file is bigger than most known malware samples	System Summary

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 236

Details

Is windows:	true
Is dropped:	false
PID:	2876
Target ID:	3
Parent PID:	1124
Name:	WerFault.exe
Path:	C:\Windows\SysWOW64\WerFault.exe
Commandline:	C:\Windows\SysWOW64\WerFault.exe -u -p 1124 -s 236
Size:	483680
MD5:	C31336C1EFC2CCB44B4326EA793040F2
Time:	02:43:04
Date:	23/12/2024
Reason:	newprocess
Reputation:	high
Is admin:	true
Is elevated:	true
Modulebase:	0x890000
Modulesize:	499712
Wow64:	true

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

URLs

Name

Malicious

http://222.186.172.42:1000/D1.dll

unknown

http://www.eyuyan.com)DVarFileInfo$

unknown

http://upx.sf.net

unknown

http://cs-g2-crl.thawte.com/ThawteCSG2.crl0

unknown

http://crl.thawte.com/ThawtePCA.crl0

unknown

http://ocsp.thawte.com0

unknown