Analysis
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max time kernel
131s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 01:38
Static task
static1
Behavioral task
behavioral1
Sample
e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe
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Size
93KB
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MD5
e3c5c870c7e332d23af4f8d256224728
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SHA1
7f0a467540632c5c90173714bfa35fa088feb600
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SHA256
d91876e5151f1d83113cb58e343bf2c10083d9a380528a9112485aec6aa94790
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SHA512
a841c2bb9e3abde49beb15c09cabe8993b05980e8d2f999d8b80ea1750d5a4816f4763f697b08273e149ddc1d326b66be9ad8cf5042abf10640bacb87dfd0cc5
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SSDEEP
1536:td/oTiFfceT0KikA6aXDfkXYQDmq6KJLet82WmInXAHVMs7vZ/Eq5OV1Ms1RhPV:tpo6fceTtAVOYgLeyKInX8jvh55oMsRk
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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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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation e3c5c870c7e332d23af4f8d256224728_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 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 e3c5c870c7e332d23af4f8d256224728_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 3908 wrote to memory of 2664 3908 e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe 91 PID 3908 wrote to memory of 2664 3908 e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe 91 PID 3908 wrote to memory of 2664 3908 e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3908 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ytk.bat" "C:\Users\Admin\AppData\Local\Temp\e3c5c870c7e332d23af4f8d256224728_JaffaCakes118.exe" "2⤵
- System Location Discovery: System Language Discovery
PID:2664
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4300,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=1424 /prefetch:81⤵PID:5804
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
71B
MD5e6b031b9b7d40fa332ebc6f38b2f9f64
SHA1d6dbffcfcc6a26188fd8d2e5b6257af4821fb48f
SHA25666a04ff993916bce61351e4c3b94ea079c806efb1723c7cd79bd32aaf6847e0b
SHA5127d17655334fcda4c3326110d340fd91cd23ee284dec99c3a8bbc8408342fda5f51e27aaba75fba4cccd513c342c22f07ad2cf6e2326ba575e3cc0eba4ea91948