Analysis Overview
SHA256
7c76299e3ac43fd7282eb0a981138f2e4e8a6521cc2ba7486049c8c92ad68900
Threat Level: Known bad
The file 154e078a01c64594670fc142909254ee_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies security service
Darkcomet family
Windows security bypass
Darkcomet
Modifies WinLogon for persistence
Modifies firewall policy service
Disables Task Manager via registry modification
Disables RegEdit via registry modification
Sets file to hidden
Windows security modification
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Views/modifies file attributes
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
System policy modification
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-27 08:21
Signatures
Darkcomet family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-27 08:21
Reported
2024-06-27 08:24
Platform
win7-20240611-en
Max time kernel
133s
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:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe | N/A |
Modifies firewall policy service
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Modifies security service
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Windows security bypass
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Disables RegEdit via registry modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Disables Task Manager via registry modification
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 |
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\154e078a01c64594670fc142909254ee_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe | N/A |
Windows security modification
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\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-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
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
System policy modification
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" | C:\Users\Admin\Documents\MSDCSC\msdcsc.exe | N/A |
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\154e078a01c64594670fc142909254ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat" "
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" +s +h
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | hackerbluedevil123.no-ip.biz | udp |
Files
memory/1212-0-0x00000000003F0000-0x00000000003F1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat
| MD5 | 8734f7e235865690196a15b301d7adb5 |
| SHA1 | a684328c2a5bc40cd020832330a82085c4e0722a |
| SHA256 | 1461e7548c2d87c8eac0d9dded0e8b5d4c9008da701a3e4bf2a76e0bbfaf65f9 |
| SHA512 | 45450daae5227fee95339b78721b99d3270206fddc20a1022b6790bd2f3a8b0cecd6463b8fe0fd2045fd6e29b0c2161e12c7e3550290b3a31ffc05d37b0a2110 |
C:\Users\Admin\AppData\Local\Temp\tmpcmd.bat
| MD5 | b774ae3fb1da087e1f83b4f7b2060e5a |
| SHA1 | 97eb9be49ac3af9c851c9e1e84e32bfd53e325a8 |
| SHA256 | adaf4a84b41e410b02e261cfd0fe7739d98647eab73c3badd32ac6e39f26351b |
| SHA512 | f75d0f95f7306d26a12b414bfe37b97fbd37546cb3c6e403def7077329ddffb4b45d5c5f0ba0e7bb6d72851d2d691b0a85267beead42f7cbf2e8c3d45a3b4701 |
\Users\Admin\Documents\MSDCSC\msdcsc.exe
| MD5 | 154e078a01c64594670fc142909254ee |
| SHA1 | 22cae4c77eb6e3ff4163b39b65dafceb935e1f11 |
| SHA256 | 7c76299e3ac43fd7282eb0a981138f2e4e8a6521cc2ba7486049c8c92ad68900 |
| SHA512 | 323d1ac93b1676834c21d267f23a0e08aced1677fe939cc8d205d3a49da3c834729799a7f31983cfae16da1e5908093481732653cb8aa7bbdd70ba8968a3c172 |
memory/1212-29-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-30-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-31-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-32-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-33-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-34-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-35-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-36-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-37-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-38-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-39-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-40-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-41-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-42-0x0000000000400000-0x00000000004C3000-memory.dmp
memory/2768-43-0x0000000000400000-0x00000000004C3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-27 08:21
Reported
2024-06-27 08:24
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Darkcomet
Processes
C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\154e078a01c64594670fc142909254ee_JaffaCakes118.exe"
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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
Files
memory/2112-0-0x0000000000400000-0x00000000004C3000-memory.dmp