Analysis Overview
SHA256
6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1b
Threat Level: Known bad
The file 6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Darkcomet family
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
UPX packed file
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-13 00:30
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-13 00:30
Reported
2024-11-13 00:32
Platform
win7-20240903-en
Max time kernel
120s
Max time network
16s
Command Line
Signatures
Darkcomet
Darkcomet family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
Loads dropped DLL
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\test\\test.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2280 set thread context of 2864 | N/A | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe |
| PID 828 set thread context of 2736 | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | C:\Users\Admin\AppData\Roaming\test\test.exe |
| PID 828 set thread context of 2068 | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | C:\Users\Admin\AppData\Roaming\test\test.exe |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\test\test.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe
"C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe"
C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe
"C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\CQPBJ.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "svchost" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\test\test.exe" /f
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
C:\Users\Admin\AppData\Roaming\test\test.exe
"C:\Users\Admin\AppData\Roaming\test\test.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | anthraxgold.no-ip.info | udp |
Files
memory/2280-0-0x0000000000400000-0x000000000054B000-memory.dmp
memory/2280-53-0x0000000002E50000-0x0000000002E51000-memory.dmp
memory/2280-100-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2280-99-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2280-91-0x0000000002BE0000-0x0000000002BE1000-memory.dmp
memory/2280-81-0x00000000027C0000-0x00000000027C1000-memory.dmp
memory/2280-73-0x0000000003060000-0x0000000003061000-memory.dmp
memory/2280-63-0x0000000002A30000-0x0000000002A31000-memory.dmp
memory/2280-45-0x0000000002E90000-0x0000000002E91000-memory.dmp
memory/2280-37-0x00000000027D0000-0x00000000027D1000-memory.dmp
memory/2280-35-0x00000000027D0000-0x00000000027D1000-memory.dmp
memory/2280-33-0x0000000002C30000-0x0000000002C31000-memory.dmp
memory/2280-31-0x0000000002C30000-0x0000000002C31000-memory.dmp
memory/2280-29-0x0000000002A80000-0x0000000002A81000-memory.dmp
memory/2280-27-0x0000000002A80000-0x0000000002A81000-memory.dmp
memory/2280-25-0x0000000002890000-0x0000000002891000-memory.dmp
memory/2280-23-0x0000000002890000-0x0000000002891000-memory.dmp
memory/2280-21-0x0000000002AC0000-0x0000000002AC1000-memory.dmp
memory/2280-19-0x0000000002AC0000-0x0000000002AC1000-memory.dmp
memory/2280-15-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
memory/2280-13-0x0000000002CD0000-0x0000000002CD1000-memory.dmp
memory/2280-9-0x00000000027E0000-0x00000000027E1000-memory.dmp
memory/2280-7-0x00000000027E0000-0x00000000027E1000-memory.dmp
memory/2280-5-0x0000000002AF0000-0x0000000002AF1000-memory.dmp
memory/2280-195-0x0000000000250000-0x0000000000251000-memory.dmp
memory/2280-148-0x0000000003820000-0x0000000003821000-memory.dmp
memory/2280-143-0x0000000000660000-0x0000000000661000-memory.dmp
memory/2280-135-0x0000000003860000-0x0000000003861000-memory.dmp
memory/2280-127-0x00000000002F0000-0x00000000002F1000-memory.dmp
memory/2280-119-0x0000000003000000-0x0000000003001000-memory.dmp
memory/2280-109-0x0000000000310000-0x0000000000311000-memory.dmp
memory/2280-101-0x0000000003030000-0x0000000003031000-memory.dmp
memory/2280-3-0x0000000002AF0000-0x0000000002AF1000-memory.dmp
memory/2864-209-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\CQPBJ.bat
| MD5 | 527683c48cc4c7190219814c77b72fe0 |
| SHA1 | d995878a8f4b9824a0508039eeada5376be9a52d |
| SHA256 | bbebf3e66136e700d8e3e2e0c8f461cdd9d7e68fe5a18a235afe86344932fb4b |
| SHA512 | 408a53b240c23fa34153ccc2b2315f28a9741121ecc9b76d50267ee62d78230e65574327369f83c779c781802c0c28f6c578703c01a67de46c3d44f71b814fa6 |
C:\Users\Admin\AppData\Roaming\test\test.exe
| MD5 | 56fd309287c6207c1c04120ad3f89a05 |
| SHA1 | e9a63443019055a5b7a383a0049e4fe76afaf4c1 |
| SHA256 | a5b742bbba6ac9cde01fa9f79a2fedd527eb0ebe4ebf0230959d51f5033f3808 |
| SHA512 | eabb63c8bf6b8f41e3d7e17108a72d761ea8b8b72979dd942ac2b0a44c8748dd6c9ab1f2a2d4742f2d2868a0341d28149de6e196ab5bb2cf50fae61957b88089 |
memory/2068-455-0x0000000000400000-0x00000000004B7000-memory.dmp
memory/2736-453-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2864-458-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2736-461-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2068-462-0x0000000000400000-0x00000000004B7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-13 00:30
Reported
2024-11-13 00:32
Platform
win10v2004-20241007-en
Max time kernel
93s
Max time network
94s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe
"C:\Users\Admin\AppData\Local\Temp\6f89c8628344cf8f8c8cda716f432b2efa3204b5b7c51492509ee5233cacca1bN.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 368 -ip 368
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 368 -s 468
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
Files
memory/368-0-0x0000000000400000-0x000000000054B000-memory.dmp
memory/368-4-0x00000000021C0000-0x00000000021C1000-memory.dmp
memory/368-3-0x00000000021B0000-0x00000000021B1000-memory.dmp