Analysis
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max time kernel
150s -
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
28/09/2024, 19:15
Static task
static1
Behavioral task
behavioral1
Sample
fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe
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Size
50KB
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MD5
fcf7ed2a3cdccc63c8c2a5927b8ffaa7
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SHA1
8e75bee86f00ddff94d38ff90f0a53d4a854451f
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SHA256
006611ee42f96ee5758a414a37e0a4b8c62648fc4c99ec45e5ee9ae360614360
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SHA512
f5994e3e955c8635482aadaef90ceaa800cbef401f0ae67c9bfb67a9b0b176f3519e2e83457963aac75cccda2c4df3417f01f8e5600caf04bf0bf91914a9fde8
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SSDEEP
1536:jVGSD8hI5oxVeK7F11R2PiR5AH93176U7bXBA0sn:jVn8hI1K7F1X2k5Ad317jf0
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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe -
Drops startup file 2 IoCs
description ioc Process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dxdiag.exe svchost.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dxdiag.exe svchost.exe -
Executes dropped EXE 1 IoCs
pid Process 1404 dloader.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 3 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 fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dloader.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1404 dloader.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3152 wrote to memory of 1404 3152 fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe 82 PID 3152 wrote to memory of 1404 3152 fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe 82 PID 3152 wrote to memory of 1404 3152 fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe 82 PID 1404 wrote to memory of 4576 1404 dloader.exe 83 PID 1404 wrote to memory of 4576 1404 dloader.exe 83 PID 1404 wrote to memory of 4576 1404 dloader.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fcf7ed2a3cdccc63c8c2a5927b8ffaa7_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Users\Admin\AppData\Local\Temp\dloader.exe"C:\Users\Admin\AppData\Local\Temp\dloader.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1404 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵
- Drops startup file
- System Location Discovery: System Language Discovery
PID:4576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
9KB
MD5618edb491b23ae7ca096f304a196dc5a
SHA1e1a62d0ff5e9fff0c5f5f40aeaab245059b0f3a9
SHA2569f4d858e54e889de167bf955e3188e28b8f1c7629a7791b2e1f8f8629a5fcafe
SHA5122e04ced40caf6f309b4a248b4501951dd4d49ecf70c50b9c9487ec917918f9d87766129524660677f507aa17f102d3e6cb2d9b566f75262bea19d632f7cec25f