Analysis
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max time kernel
131s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
21-09-2024 04:30
Static task
static1
Behavioral task
behavioral1
Sample
ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe
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Size
208KB
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MD5
ef12087a2f93d209f9b95fde892e21c0
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SHA1
6197ae393255b62233af02734630903b78f1fed9
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SHA256
27d3b000eb4a608f5e4a71a1e81cb53fc33c4138e51a1ba2f59a9f9a5aa8eef8
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SHA512
39afce11d8431ffde1b9daf49377a04bb9f3cd6ad7e87ea3ce56975cb07a926575d7258054cdc6c0c90669793cd884eb46e4368521e883f87483f22adf6686be
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SSDEEP
3072:lVHgCc4xGvbwcU9KQ2BBAHmaPxlVoHb5EM:4Cc4xGxWKQ2Bonxo
Malware Config
Extracted
Protocol: ftp- Host:
ftp.byethost12.com - Port:
21 - Username:
b12_8082975 - Password:
951753zx
Extracted
Protocol: ftp- Host:
ftp.tripod.com - Port:
21 - Username:
onthelinux - Password:
741852abc
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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 4740 jusched.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\2dceab71\jusched.exe ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe File created C:\Program Files (x86)\2dceab71\2dceab71 ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\Tasks\Update23.job ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.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 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 ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jusched.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2548 wrote to memory of 4740 2548 ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe 93 PID 2548 wrote to memory of 4740 2548 ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe 93 PID 2548 wrote to memory of 4740 2548 ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef12087a2f93d209f9b95fde892e21c0_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Program Files (x86)\2dceab71\jusched.exe"C:\Program Files (x86)\2dceab71\jusched.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4740
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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=4304,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=4060 /prefetch:81⤵PID:1512
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17B
MD5134c1d489094d6d3399f65b0e9aebc1f
SHA1612a57fbe6ed3ab9c15b39451171d813314a28d5
SHA25654f9150d1268f7b4b83dd9fc3ec32274bf749715a5806ff3ca5262f5427d6781
SHA512b09bf60e4850d05261d81a124a647dd111f42480224eae8a3bd2f64736c38119953703f868ad34194a7ae6dad6aabff4081ba73df262bbe9f5327867c56a48ed
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Filesize
208KB
MD5c88e4be7de5de8e4156d8a82914c32c8
SHA175c245b0dd26598be759eeeea26759e310d842c4
SHA25623fca59b66110bda3be7b585de1215fcc58785175ba5f5db93074570c5552056
SHA512fde6ccd3d884ba0a6b5440590a1c1cc88842b1bba5eaf2b0bdc2cfef24a0d90aa0a7e3f7681616479be66e157f89fcae13d6d6847d05b030e6b7ee5343563296