Analysis Overview
SHA256
e56800ef1346a3a28f31c466eb1d31655a127c7cb81647bb7697558e7a879ed2
Threat Level: Known bad
The file f269ccb519476724082fd3d4383d5ca6_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-16 01:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-16 01:50
Reported
2024-04-16 01:53
Platform
win7-20240221-en
Max time kernel
4s
Max time network
3s
Command Line
Signatures
Darkcomet
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winini.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hostcv.exe" | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3068 set thread context of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | C:\Users\Admin\AppData\Local\Temp\winini.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\hostcv.exe
"C:\Users\Admin\AppData\Local\Temp\hostcv.exe"
C:\Users\Admin\AppData\Local\Temp\winini.exe
C:\Users\Admin\AppData\Local\Temp\winini.exe
Network
Files
memory/2224-0-0x0000000074A80000-0x000000007502B000-memory.dmp
memory/2224-1-0x0000000074A80000-0x000000007502B000-memory.dmp
memory/2224-2-0x00000000022C0000-0x0000000002300000-memory.dmp
\Users\Admin\AppData\Local\Temp\hostcv.exe
| MD5 | 771c6ba0050a51ca574d2e316468720b |
| SHA1 | 6fc9f25f8f6fd2295e394fbbac529c5ed6a80459 |
| SHA256 | 5bcce062586bf4f2be50b18110cb25f413f2f2049f505f1aed7f588951826900 |
| SHA512 | bbcbf93ae4ef4a08798c4f68b58267885a3db147d442ee5df449aa723d83d4e6004b901c28d55a463c74c072390b13434fccd198049cd93fc05af097f853fb64 |
memory/3068-13-0x0000000074A80000-0x000000007502B000-memory.dmp
memory/3068-14-0x00000000001C0000-0x0000000000200000-memory.dmp
memory/3068-15-0x0000000074A80000-0x000000007502B000-memory.dmp
\Users\Admin\AppData\Local\Temp\winini.exe
| MD5 | ed797d8dc2c92401985d162e42ffa450 |
| SHA1 | 0f02fc517c7facc4baefde4fe9467fb6488ebabe |
| SHA256 | b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e |
| SHA512 | e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2 |
memory/2680-20-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-21-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2224-22-0x0000000074A80000-0x000000007502B000-memory.dmp
memory/2680-23-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-25-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-24-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-26-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-27-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-28-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2680-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2680-31-0x0000000013140000-0x000000001320F000-memory.dmp
memory/3068-37-0x0000000074A80000-0x000000007502B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-16 01:50
Reported
2024-04-16 01:50
Platform
win10v2004-20240412-en
Max time kernel
3s
Max time network
5s
Command Line
Signatures
Darkcomet
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\winini.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-355664440-2199602304-1223909400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\hostcv.exe" | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2480 set thread context of 4880 | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | C:\Users\Admin\AppData\Local\Temp\winini.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\winini.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\hostcv.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f269ccb519476724082fd3d4383d5ca6_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\hostcv.exe
"C:\Users\Admin\AppData\Local\Temp\hostcv.exe"
C:\Users\Admin\AppData\Local\Temp\winini.exe
C:\Users\Admin\AppData\Local\Temp\winini.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4880 -ip 4880
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4880 -s 12
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
Files
memory/844-0-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/844-1-0x00000000018A0000-0x00000000018B0000-memory.dmp
memory/844-2-0x0000000074D80000-0x0000000075331000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\hostcv.exe
| MD5 | 771c6ba0050a51ca574d2e316468720b |
| SHA1 | 6fc9f25f8f6fd2295e394fbbac529c5ed6a80459 |
| SHA256 | 5bcce062586bf4f2be50b18110cb25f413f2f2049f505f1aed7f588951826900 |
| SHA512 | bbcbf93ae4ef4a08798c4f68b58267885a3db147d442ee5df449aa723d83d4e6004b901c28d55a463c74c072390b13434fccd198049cd93fc05af097f853fb64 |
memory/2480-16-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/844-15-0x0000000074D80000-0x0000000075331000-memory.dmp
memory/2480-18-0x00000000012B0000-0x00000000012C0000-memory.dmp
memory/2480-21-0x0000000074D80000-0x0000000075331000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\winini.exe
| MD5 | e118330b4629b12368d91b9df6488be0 |
| SHA1 | ce90218c7e3b90df2a3409ec253048bb6472c2fd |
| SHA256 | 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9 |
| SHA512 | ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0 |
memory/4880-20-0x0000000013140000-0x000000001320F000-memory.dmp
memory/2480-24-0x0000000074D80000-0x0000000075331000-memory.dmp