Analysis
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max time kernel
146s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09/09/2024, 15:47
General
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Target
d6a11be3feb4999e51e849c71a55572f_JaffaCakes118.exe
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Size
268KB
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MD5
d6a11be3feb4999e51e849c71a55572f
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SHA1
04d585738444254dc86a456f0ea71f57e3e9924b
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SHA256
879c25d4bc60ce8a71f9deb44ce9665d8889d444ab95961944586f8fd78515f4
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SHA512
44b8245727152a18145f9d04bec915b931561e178d78640df928f1c734f57126acd25cf4ed5c8e2bd4d5b456515add8bf75a56f922cd21b1a78f887ce7639920
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SSDEEP
6144:oFxMSF6RDudDquK750k36UrrCBaljHaxAOx:o8SFaI8qUrmoV
Malware Config
Signatures
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Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Disables taskbar notifications via registry modification
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Deletes itself 1 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 2 IoCs
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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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Modifies registry class 5 IoCs
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Suspicious behavior: EnumeratesProcesses 8 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 12 IoCs
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Suspicious use of FindShellTrayWindow 33 IoCs
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Suspicious use of SendNotifyMessage 22 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\d6a11be3feb4999e51e849c71a55572f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d6a11be3feb4999e51e849c71a55572f_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\wjb.exe"C:\Users\Admin\AppData\Local\wjb.exe" -gav C:\Users\Admin\AppData\Local\Temp\d6a11be3feb4999e51e849c71a55572f_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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C:\Windows\explorer.exeexplorer.exe1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
268KB
MD57892979fafe5a97a7c44ba4c9fa205d3
SHA17e281133476f70e615ba547380d35858d930431d
SHA256d135605322f4ad4c915e8a96e10f62e8ebee793120dce4477ce953678806567c
SHA5120d20979239bdb89835bfe3854c546cc0181049f1099c898e0a373c708577b33e455162c6799d3cd2dc3da1466280f30213fdad719755cb98831fc38d9239460c
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Filesize
460KB
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Filesize
4.1MB
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Filesize
460KB
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Filesize
356KB
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Filesize
460KB
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Filesize
460KB
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Filesize
356KB
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Filesize
460KB
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Filesize
460KB
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Filesize
460KB
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Filesize
460KB
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Filesize
460KB
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Filesize
64KB