Analysis
- max time kernel
141s - max time network
134s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
23/08/2024, 00:57
General
- Target b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe
- Size 365KB
- Sample240823-bbdvjaxare
- SHA256 53973b3bd7054ef14776385973c24396a60f5785044178c80ec26c4c2e85a992
Malware Config
Signatures
- Drops file in Drivers directory 1 IoCs
- Deletes itself 1 IoCs
- Executes dropped EXE 1 IoCs
- UPX packed file 6 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Suspicious behavior: EnumeratesProcesses 14 IoCs
- Suspicious behavior: LoadsDriver 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b9bdf2cbe245d06c398f3bed48f65d9e_JaffaCakes118.exe"1⤵
- Drops file in Drivers directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
C:\Program Files (x86)\Remote\Rokus.exe"C:\Program Files (x86)\Remote\Rokus.exe"1⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" %12⤵
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Rokus.exe
memory/324-5-0x0000000000700000-0x0000000000701000-memory.dmp
memory/324-7-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/324-8-0x0000000000700000-0x0000000000701000-memory.dmp
memory/324-11-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/324-14-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/324-15-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/4796-0-0x0000000002260000-0x0000000002261000-memory.dmp
memory/4796-6-0x0000000000400000-0x00000000004BB000-memory.dmp