Analysis Overview
SHA256
f9405a6c0b639fe55234089fa4266e53d85dedcb4111b692d832ae2f76643f0d
Threat Level: Known bad
The file 73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Darkcomet
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-26 11:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-26 11:06
Reported
2024-07-26 11:09
Platform
win7-20240704-en
Max time kernel
150s
Max time network
153s
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\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2472 set thread context of 2120 | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe |
| PID 1368 set thread context of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
Files
memory/2472-0-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2472-3-0x0000000000270000-0x000000000027B000-memory.dmp
memory/2120-4-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-6-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-18-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-26-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-23-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-22-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2120-16-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-15-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-12-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-10-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2120-8-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2472-25-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2120-27-0x0000000000400000-0x00000000004B5000-memory.dmp
\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
| MD5 | 73c98ffcdfaa60ff5d8cf6dabda7d0ab |
| SHA1 | 046910bb88a9360ce24269768c9a46143697c103 |
| SHA256 | f9405a6c0b639fe55234089fa4266e53d85dedcb4111b692d832ae2f76643f0d |
| SHA512 | 826bafe8b7d365c91c7f9ddf56bdc432ec4035bb90602b71e0248ddb2fb1ada773ddefbf7c1bd2e6fe22feeac0e15c9fb6e6aa3d153bdf05494a1c8230644a6a |
memory/2120-38-0x0000000002000000-0x000000000200B000-memory.dmp
memory/2120-37-0x0000000002000000-0x000000000200B000-memory.dmp
memory/1368-43-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2120-42-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/1368-70-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2532-71-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-72-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-73-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-74-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-76-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-75-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-77-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-78-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-79-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-80-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-81-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-82-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-83-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-84-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-85-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-86-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-87-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-88-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-89-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2532-90-0x0000000000400000-0x00000000004B5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-26 11:06
Reported
2024-07-26 11:09
Platform
win10v2004-20240709-en
Max time kernel
150s
Max time network
148s
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\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-384068567-2943195810-3631207890-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1756 set thread context of 2804 | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe |
| PID 3844 set thread context of 4540 | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\73c98ffcdfaa60ff5d8cf6dabda7d0ab_JaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 52.111.227.14:443 | tcp | |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | 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 |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
| US | 8.8.8.8:53 | masss.no-ip.biz | udp |
Files
memory/1756-0-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2804-3-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2804-4-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2804-5-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/1756-7-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2804-8-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2804-9-0x0000000000400000-0x00000000004B5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe
| MD5 | 73c98ffcdfaa60ff5d8cf6dabda7d0ab |
| SHA1 | 046910bb88a9360ce24269768c9a46143697c103 |
| SHA256 | f9405a6c0b639fe55234089fa4266e53d85dedcb4111b692d832ae2f76643f0d |
| SHA512 | 826bafe8b7d365c91c7f9ddf56bdc432ec4035bb90602b71e0248ddb2fb1ada773ddefbf7c1bd2e6fe22feeac0e15c9fb6e6aa3d153bdf05494a1c8230644a6a |
memory/2804-21-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/3844-30-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4540-31-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-32-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-33-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-34-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-36-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-35-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-37-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-38-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-39-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-40-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-41-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-42-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-43-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-44-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-45-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-46-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-47-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-48-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-49-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-50-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/4540-51-0x0000000000400000-0x00000000004B5000-memory.dmp