Analysis Overview
SHA256
67cd7aa3c1664a38b591097a1c192bd4b6e2d5400ca46abd116c4d4a5c5a2489
Threat Level: Known bad
The file 058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-20 11:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 11:23
Reported
2024-06-20 11:26
Platform
win7-20240508-en
Max time kernel
150s
Max time network
123s
Command Line
Signatures
Darkcomet
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\xrss.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\Sloop Service = "C:\\Users\\Admin\\AppData\\Local\\Temp\\systeminternal.exe" | C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2420 set thread context of 2548 | N/A | C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\xrss.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\xrss.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\xrss.exe
C:\Users\Admin\AppData\Local\Temp\xrss.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
Files
memory/2420-0-0x0000000074231000-0x0000000074232000-memory.dmp
memory/2420-1-0x0000000074230000-0x00000000747DB000-memory.dmp
memory/2420-2-0x0000000074230000-0x00000000747DB000-memory.dmp
\Users\Admin\AppData\Local\Temp\xrss.exe
| MD5 | ed797d8dc2c92401985d162e42ffa450 |
| SHA1 | 0f02fc517c7facc4baefde4fe9467fb6488ebabe |
| SHA256 | b746362010a101cb5931bc066f0f4d3fc740c02a68c1f37fc3c8e6c87fd7cb1e |
| SHA512 | e831a6ff987f3ef29982da16afad06938b68eddd43c234ba88d1c96a1b5547f2284baf35cbb3a5bfd75e7f0445d14daa014e0ba00b4db72c67f83f0a314c80c2 |
memory/2420-32-0x0000000074230000-0x00000000747DB000-memory.dmp
memory/2548-33-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-31-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-34-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-28-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-26-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2548-22-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-20-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-18-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-16-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-14-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-12-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-10-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-8-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-36-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-35-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-37-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-38-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-39-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-40-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-41-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-42-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-43-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-44-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-45-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-46-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-47-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-48-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-49-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-50-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2548-51-0x0000000000400000-0x00000000004B5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 11:23
Reported
2024-06-20 11:26
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Darkcomet
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\xrss.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Sloop Service = "C:\\Users\\Admin\\AppData\\Local\\Temp\\systeminternal.exe" | C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1696 set thread context of 4660 | N/A | C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\xrss.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\xrss.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\058c0c04dd4856cb55abe7a2dfd3c2f0_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\xrss.exe
C:\Users\Admin\AppData\Local\Temp\xrss.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
| US | 8.8.8.8:53 | hm9gjp.no-ip.biz | udp |
Files
memory/1696-0-0x0000000075022000-0x0000000075023000-memory.dmp
memory/1696-1-0x0000000075020000-0x00000000755D1000-memory.dmp
memory/1696-2-0x0000000075020000-0x00000000755D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\xrss.exe
| MD5 | e118330b4629b12368d91b9df6488be0 |
| SHA1 | ce90218c7e3b90df2a3409ec253048bb6472c2fd |
| SHA256 | 3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9 |
| SHA512 | ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0 |
memory/4660-9-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-6-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-14-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-12-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/1696-11-0x0000000075020000-0x00000000755D1000-memory.dmp
memory/4660-16-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-17-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/4660-15-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-18-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-19-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-20-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-21-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-22-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-23-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-24-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-25-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-26-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-27-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-28-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-29-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-30-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4660-31-0x0000000000400000-0x00000000004B5000-memory.dmp