Analysis Overview
SHA256
a5ad2532e8b38f49b10b793b1086b081d17f18b191e91e7bd4ceadb5ca12fc34
Threat Level: Known bad
The file 1276fa4488af4a2e320e036b726aebce_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Darkcomet family
Darkcomet
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-26 15:25
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-26 15:25
Reported
2024-06-26 15:28
Platform
win7-20240221-en
Max time kernel
150s
Max time network
122s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2236 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2236 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2236 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2236 wrote to memory of 2200 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
Files
memory/2236-0-0x0000000000260000-0x0000000000261000-memory.dmp
\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
| MD5 | 1276fa4488af4a2e320e036b726aebce |
| SHA1 | 6f1693138e2e26e40c744b93fcea1bb8a3eab53e |
| SHA256 | a5ad2532e8b38f49b10b793b1086b081d17f18b191e91e7bd4ceadb5ca12fc34 |
| SHA512 | 54d606ebd19e9a8b37728acb2e023ab6931d549b45e37d79d719f8b91d85398c96e4b54aae870d9cce3d9350bfe080f0fbed04667c9266c7de42ca320903a1fd |
memory/2236-10-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-11-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2200-12-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-13-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-14-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-15-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-16-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-17-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-18-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-19-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-20-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-21-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-22-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-23-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-24-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2200-25-0x0000000000400000-0x00000000004B5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-26 15:25
Reported
2024-06-26 15:28
Platform
win10v2004-20240611-en
Max time kernel
150s
Max time network
146s
Command Line
Signatures
Darkcomet
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3020 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 3020 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 3020 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1276fa4488af4a2e320e036b726aebce_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | 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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| BE | 88.221.83.211:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 211.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | ryanshells.no-ip.org | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3020-0-0x0000000002280000-0x0000000002281000-memory.dmp
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
| MD5 | 1276fa4488af4a2e320e036b726aebce |
| SHA1 | 6f1693138e2e26e40c744b93fcea1bb8a3eab53e |
| SHA256 | a5ad2532e8b38f49b10b793b1086b081d17f18b191e91e7bd4ceadb5ca12fc34 |
| SHA512 | 54d606ebd19e9a8b37728acb2e023ab6931d549b45e37d79d719f8b91d85398c96e4b54aae870d9cce3d9350bfe080f0fbed04667c9266c7de42ca320903a1fd |
memory/3020-12-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-13-0x00000000007F0000-0x00000000007F1000-memory.dmp
memory/4760-14-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-15-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-16-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-17-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-18-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-19-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-20-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-21-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-22-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-23-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-24-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-25-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-26-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4760-27-0x0000000000400000-0x00000000004B5000-memory.dmp