Analysis
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max time kernel
93s -
max time network
125s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24-09-2024 23:49
Static task
static1
Behavioral task
behavioral1
Sample
f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe
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Size
92KB
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MD5
f4bbe878879b4dd2d7961dfc7acf0eac
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SHA1
725ccf41c475aa63530f317749798b9b9ce3f5db
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SHA256
d87f47b1ea9e9a577625050bbfbd0f6d27fdb7dc77160668aee85e030aa15490
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SHA512
109e597f3436f939c025925b65b67418688de4b562f37aec03fbcf9668213dfb287ec8e0674cca0a07e257c69bc9b59a36b6739dff1ef20ad9f35d0cd002fb1b
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SSDEEP
1536:EP09awb82cqJKPQ3osnwYL3LfSgWnTyHSJ03LdRZBtWfZn3wo+:k0XXJLorYXrM0JPa3wo+
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-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 2 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 f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1016 wrote to memory of 5096 1016 f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe 82 PID 1016 wrote to memory of 5096 1016 f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe 82 PID 1016 wrote to memory of 5096 1016 f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1016 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ytk.bat" "C:\Users\Admin\AppData\Local\Temp\f4bbe878879b4dd2d7961dfc7acf0eac_JaffaCakes118.exe" "2⤵
- System Location Discovery: System Language Discovery
PID:5096
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
71B
MD5e6b031b9b7d40fa332ebc6f38b2f9f64
SHA1d6dbffcfcc6a26188fd8d2e5b6257af4821fb48f
SHA25666a04ff993916bce61351e4c3b94ea079c806efb1723c7cd79bd32aaf6847e0b
SHA5127d17655334fcda4c3326110d340fd91cd23ee284dec99c3a8bbc8408342fda5f51e27aaba75fba4cccd513c342c22f07ad2cf6e2326ba575e3cc0eba4ea91948