Analysis Overview
SHA256
76e44b55cee89612253fc46a745d993c410d9f4c81e18b2b90a2b42dd9f81909
Threat Level: Known bad
The file 1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Darkcomet
Modifies WinLogon for persistence
Sets file to hidden
Checks computer location settings
UPX packed file
Loads dropped DLL
Deletes itself
Executes dropped EXE
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Views/modifies file attributes
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-27 02:43
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-27 02:43
Reported
2024-06-27 02:45
Platform
win10v2004-20240508-en
Max time kernel
149s
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.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\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
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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\Microsoft corporation = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft corporation = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1456 set thread context of 3744 | N/A | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe |
| PID 688 set thread context of 1008 | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe |
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe"
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3744-4-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1456-5-0x0000000000400000-0x0000000000469000-memory.dmp
memory/3744-0-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-2-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-1-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-6-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-8-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-7-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-9-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/3744-10-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/636-14-0x0000000000660000-0x0000000000661000-memory.dmp
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
| MD5 | 1464f3dcd4b0d324dba1f25edfdfbc48 |
| SHA1 | 783bc3b80a525a199d8455a770538c6ffc1d9763 |
| SHA256 | 76e44b55cee89612253fc46a745d993c410d9f4c81e18b2b90a2b42dd9f81909 |
| SHA512 | 8f70177a7f0ee6a60880aa6d126ab679763670842db2b49e88e2f8e8e2995f494204687f3591bca0b570b3316d3c0701c29b287cc421c069c427829334044dcc |
memory/3744-46-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/688-55-0x0000000000400000-0x0000000000469000-memory.dmp
memory/1008-54-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-56-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-59-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1376-58-0x00000000013B0000-0x00000000013B1000-memory.dmp
memory/1008-57-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-60-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-61-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-62-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-63-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-64-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-65-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-66-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-67-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-68-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-69-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-70-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-71-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-72-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-73-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/1008-74-0x0000000000400000-0x00000000004CA000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-27 02:43
Reported
2024-06-27 02:45
Platform
win7-20240419-en
Max time kernel
150s
Max time network
120s
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
Sets file to hidden
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\notepad.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft corporation = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft corporation = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\HostServices.exe" | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2352 set thread context of 2404 | N/A | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe |
| PID 2708 set thread context of 2612 | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe | N/A |
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe" +s +h
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Windows\SysWOW64\notepad.exe
notepad
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp" +s +h
C:\Windows\SysWOW64\attrib.exe
attrib "C:\Users\Admin\AppData\Local\Temp\1464f3dcd4b0d324dba1f25edfdfbc48_JaffaCakes118.exe" +s +h
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe"
C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe"
C:\Windows\SysWOW64\notepad.exe
notepad
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 127solo4ever.no-ip.info | udp |
Files
memory/2404-2-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-11-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2352-10-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2404-12-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2404-6-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-4-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-0-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-13-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-14-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-15-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-17-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2404-16-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2756-21-0x0000000000080000-0x0000000000081000-memory.dmp
memory/2756-37-0x00000000001D0000-0x00000000001D1000-memory.dmp
\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\HostServices.exe
| MD5 | 1464f3dcd4b0d324dba1f25edfdfbc48 |
| SHA1 | 783bc3b80a525a199d8455a770538c6ffc1d9763 |
| SHA256 | 76e44b55cee89612253fc46a745d993c410d9f4c81e18b2b90a2b42dd9f81909 |
| SHA512 | 8f70177a7f0ee6a60880aa6d126ab679763670842db2b49e88e2f8e8e2995f494204687f3591bca0b570b3316d3c0701c29b287cc421c069c427829334044dcc |
memory/2404-48-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2708-63-0x0000000000400000-0x0000000000469000-memory.dmp
memory/2612-66-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2612-65-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2612-67-0x0000000000400000-0x00000000004CA000-memory.dmp
memory/2612-111-0x0000000000400000-0x00000000004CA000-memory.dmp