Analysis Overview
SHA256
0a5cc31c118393bac53b76f1f719d32b700d25fe45e93535b41e761810e4023a
Threat Level: Known bad
The file 01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet family
Modifies WinLogon for persistence
Darkcomet
LatentBot
Checks computer location settings
Loads dropped DLL
UPX packed file
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
2024-06-19 23:53
Signatures
Darkcomet family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-19 23:53
Reported
2024-06-19 23:55
Platform
win7-20240221-en
Max time kernel
150s
Max time network
123s
Command Line
Signatures
Darkcomet
LatentBot
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\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
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 |
| 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 |
| 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 |
| 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 |
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\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_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\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe"
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
Files
memory/3008-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3008-1-0x0000000000400000-0x00000000004EB000-memory.dmp
\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | 01479b8b2e2b3b2786855a6dd80c1dbc |
| SHA1 | 7a1af1b34adf0209da21cb028840685df9d9094c |
| SHA256 | 0a5cc31c118393bac53b76f1f719d32b700d25fe45e93535b41e761810e4023a |
| SHA512 | 83c00d9a2459a6b7a271564cd3181fa277f25253b4401fc0eeb0f7037b32272a030dda7cf9a7c6ded62193a82d32057d98de3f20c35770c7267235c09ba4a032 |
memory/2828-15-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3008-14-0x0000000003860000-0x000000000394B000-memory.dmp
memory/3008-13-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-16-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2280-17-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2280-42-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/2828-43-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-44-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-45-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-46-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-47-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-48-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-49-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-50-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-51-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-52-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-53-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-54-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-55-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-56-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-57-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2828-58-0x0000000000400000-0x00000000004EB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-19 23:53
Reported
2024-06-19 23:55
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
147s
Command Line
Signatures
Darkcomet
LatentBot
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\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
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 |
| 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 |
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\Documents\MSDCSC\msdcsc.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\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\01479b8b2e2b3b2786855a6dd80c1dbc_JaffaCakes118.exe"
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
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 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
| US | 8.8.8.8:53 | darkcomet30.zapto.org | udp |
Files
memory/2408-0-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/2408-1-0x0000000000B00000-0x0000000000B01000-memory.dmp
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | 01479b8b2e2b3b2786855a6dd80c1dbc |
| SHA1 | 7a1af1b34adf0209da21cb028840685df9d9094c |
| SHA256 | 0a5cc31c118393bac53b76f1f719d32b700d25fe45e93535b41e761810e4023a |
| SHA512 | 83c00d9a2459a6b7a271564cd3181fa277f25253b4401fc0eeb0f7037b32272a030dda7cf9a7c6ded62193a82d32057d98de3f20c35770c7267235c09ba4a032 |
memory/2408-15-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-16-0x00000000009F0000-0x00000000009F1000-memory.dmp
memory/2344-17-0x0000000000E30000-0x0000000000E31000-memory.dmp
memory/3872-18-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-19-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-21-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-22-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-23-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-24-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-25-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-26-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-27-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-28-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-29-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-30-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-31-0x0000000000400000-0x00000000004EB000-memory.dmp
memory/3872-32-0x0000000000400000-0x00000000004EB000-memory.dmp