Analysis Overview
SHA256
9637eb28918049462e11ed2cd4120331ef2f69fbd0b2fa0161a3677302f3581a
Threat Level: Known bad
The file 0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Modifies WinLogon for persistence
Darkcomet family
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Adds Run key to start application
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 07:58
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-20 07:58
Reported
2024-06-20 08:01
Platform
win7-20240508-en
Max time kernel
149s
Max time network
121s
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\0431fcc335792f97fe4660c5ba857fa7_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\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\DarkComet RAT = "C:\\Users\\Admin\\Documents\\DCSCMIN\\IMDCSC.exe" | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_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 2976 wrote to memory of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2976 wrote to memory of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2976 wrote to memory of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2976 wrote to memory of 2752 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp |
Files
memory/2976-0-0x00000000001F0000-0x00000000001F1000-memory.dmp
\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
| MD5 | 0431fcc335792f97fe4660c5ba857fa7 |
| SHA1 | cc1a5bec1653f1661b3e4185a488d81fb6c97939 |
| SHA256 | 9637eb28918049462e11ed2cd4120331ef2f69fbd0b2fa0161a3677302f3581a |
| SHA512 | a1118c79ec6a73fb95c07f097c633c6321c10dcac6f480585818eb030bb91a702b2e316573a704ec2dbb2082a87ef3598d7d5d76d8b94ca89a31bb00609c8d29 |
memory/2976-10-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2752-11-0x0000000000270000-0x0000000000271000-memory.dmp
memory/2752-12-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2752-14-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2752-17-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/2752-19-0x0000000000400000-0x00000000004B4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 07:58
Reported
2024-06-20 08:01
Platform
win10v2004-20240611-en
Max time kernel
148s
Max time network
123s
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\0431fcc335792f97fe4660c5ba857fa7_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\0431fcc335792f97fe4660c5ba857fa7_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\0431fcc335792f97fe4660c5ba857fa7_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 2808 wrote to memory of 696 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2808 wrote to memory of 696 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
| PID 2808 wrote to memory of 696 | N/A | C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe | C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0431fcc335792f97fe4660c5ba857fa7_JaffaCakes118.exe"
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
"C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| US | 8.8.8.8:53 | 106.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp | |
| N/A | 127.0.0.1:1604 | tcp |
Files
memory/2808-0-0x0000000002270000-0x0000000002271000-memory.dmp
C:\Users\Admin\Documents\DCSCMIN\IMDCSC.exe
| MD5 | 0431fcc335792f97fe4660c5ba857fa7 |
| SHA1 | cc1a5bec1653f1661b3e4185a488d81fb6c97939 |
| SHA256 | 9637eb28918049462e11ed2cd4120331ef2f69fbd0b2fa0161a3677302f3581a |
| SHA512 | a1118c79ec6a73fb95c07f097c633c6321c10dcac6f480585818eb030bb91a702b2e316573a704ec2dbb2082a87ef3598d7d5d76d8b94ca89a31bb00609c8d29 |
memory/2808-11-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-13-0x0000000002710000-0x0000000002711000-memory.dmp
memory/696-14-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-16-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-18-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-19-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-20-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-23-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-24-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-25-0x0000000000400000-0x00000000004B4000-memory.dmp
memory/696-27-0x0000000000400000-0x00000000004B4000-memory.dmp