Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
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submitted
13/10/2024, 11:19
General
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Target
3f8186863141e36ce609292a3da36e83_JaffaCakes118.exe
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Size
233KB
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MD5
3f8186863141e36ce609292a3da36e83
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SHA1
ed7d9833ec8ade66607286a79e2a10515f9f7625
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SHA256
cc00f80a830956c5c1344742e632c9f057b283ded101dc0dd4fd9a7ea95d4017
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SHA512
9050e6b0df8a4752d978288f809b992c6ff8eb5c6157b64a4776a040cdcb7a25068bc6425de5cd93e910826fce24d80416474f80f6acf8583339a7daf34016bc
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SSDEEP
6144:/4CFfifD2gVKVTQQ249HZ52KTh9XKOCgLJacj5/AZtRs:/Xgr8VMQDT52WXKq9fj5/AZj
Malware Config
Signatures
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Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Modifies firewall policy service 3 TTPs 3 IoCs
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Modifies security service 2 TTPs 1 IoCs
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Disables RegEdit via registry modification 1 IoCs
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Disables Task Manager via registry modification
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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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Suspicious use of SetThreadContext 1 IoCs
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UPX packed file 14 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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System Location Discovery: System Language Discovery 1 TTPs 2 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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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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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 48 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\3f8186863141e36ce609292a3da36e83_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3f8186863141e36ce609292a3da36e83_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- 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⤵
- Modifies firewall policy service
- Modifies security service
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
724KB
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Filesize
4KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
724KB
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Filesize
4KB
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Filesize
724KB