Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
21-09-2024 13:25
Static task
static1
Behavioral task
behavioral1
Sample
efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe
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Size
93KB
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MD5
efe3c191546aafd281c3271d231c5010
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SHA1
862a1b5c639c4629b2e1a833235fb815f7598d23
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SHA256
a37345b54d04771c5a2cb99efaa897d44e507ac93a8250995b4b61f64c51fab0
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SHA512
714210fadc6c8a82089b23befc7fb98ddd03f7e37f66434f9c1c7aa478600e70df6950d8e02bf6dcb650688d3c6674c6ef908f7e243c532f1e1140e3e83eb7b6
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SSDEEP
1536:9it+dZyNDXcTMrs8J19WrjDJk5SK7CTSOInNGOMZWNDFaWHWnQscYSRkmV:gsGXXrs8J19W7JjZH7wzaW2nQ28k
Malware Config
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Deletes itself 1 IoCs
pid Process 2692 cmd.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 2 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 efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2692 2348 efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe 31 PID 2348 wrote to memory of 2692 2348 efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe 31 PID 2348 wrote to memory of 2692 2348 efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe 31 PID 2348 wrote to memory of 2692 2348 efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\ytk.bat" "C:\Users\Admin\AppData\Local\Temp\efe3c191546aafd281c3271d231c5010_JaffaCakes118.exe" "2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2692
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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