Analysis
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max time kernel
148s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
22/01/2025, 21:21
General
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Target
JaffaCakes118_112d6c58e5ce7056787fe6adfe4ea0f1.exe
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Size
734KB
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MD5
112d6c58e5ce7056787fe6adfe4ea0f1
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SHA1
cfe1085a466387243eb4b4f6b459b343792b8d56
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SHA256
768fda903d3dbfff95d02026b7b04be4f33c700abfee7232ce36111a7b4e1f94
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SHA512
a11bde670c1179d59cd318f2511b57b58a02dd6183057238ab449759ab70560e25c3b524633d15eaf785e91942ac1658aa47c4606cb8fdbec8ece7e54037fc25
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SSDEEP
12288:DpwABK90BOe/x9lPAYvxPQVjdsAY2XjWlnlpTMMXG91uhKIXn/:FwAcu99lPzvxP+Bsz2XjWTRMQckkIXn
Malware Config
Signatures
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Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
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Darkcomet family
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Adds Run key to start application 2 TTPs 1 IoCs
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Drops file in System32 directory 3 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
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Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
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Enumerates system info in registry 2 TTPs 2 IoCs
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Runs ping.exe 1 TTPs 1 IoCs
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Suspicious use of AdjustPrivilegeToken 46 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 10 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_112d6c58e5ce7056787fe6adfe4ea0f1.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_112d6c58e5ce7056787fe6adfe4ea0f1.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"2⤵
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\ping.exeping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_112d6c58e5ce7056787fe6adfe4ea0f1.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
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Downloads
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Filesize
800KB
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Filesize
4KB
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Filesize
800KB
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Filesize
800KB
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Filesize
800KB
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Filesize
4KB
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Filesize
800KB
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Filesize
800KB
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Filesize
4KB
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Filesize
800KB
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Filesize
800KB
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Filesize
800KB
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Filesize
800KB
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Filesize
800KB
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Filesize
800KB