Analysis
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max time kernel
142s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
08/07/2024, 12:18
Static task
static1
Behavioral task
behavioral1
Sample
2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
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Target
2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe
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Size
1.5MB
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MD5
2c51521817cc1bb837a33b70db3afb1d
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SHA1
9c0533ac1ecec87b17bb7fdf21a176a7b2a20c1d
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SHA256
e7913579d355c0ca223175041cc03c4e79e47ebb5f1cffccd667beafd0c79df0
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SHA512
b6d32985c95d1ca41ec2934ca0d2ac9faadaf6ecd91f76e9f0bb9ed5a5dea6ae697001139e7db27a7ac1e3a1b161fe7d7d426cdc7d209d6eaf656a89e1fe573e
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SSDEEP
24576:8e4gydqC8y94g/JspklpvThCTWidRpwg110BovwyBvMBuV7V6O7GnpT+5A3sduZg:8ngoJiXwhQ/pwY0SIg6OE+5cguZg
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-1-5-21-2480455240-981575606-1030659066-1000\Control Panel\International\Geo\Nation 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 4456 PAVRM.exe -
Executes dropped EXE 1 IoCs
pid Process 4456 PAVRM.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Advanced Virus Remover = "C:\\Program Files\\AdvancedVirusRemover\\PAVRM.exe" PAVRM.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\AdvancedVirusRemover\PAVRM.exe 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe File opened for modification C:\Program Files\AdvancedVirusRemover\PAVRM.exe 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4456 PAVRM.exe -
Suspicious use of SendNotifyMessage 4 IoCs
pid Process 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 4456 PAVRM.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4980 wrote to memory of 4456 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 85 PID 4980 wrote to memory of 4456 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 85 PID 4980 wrote to memory of 4456 4980 2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4980 -
C:\Program Files\AdvancedVirusRemover\PAVRM.exe"C:\Program Files\AdvancedVirusRemover\PAVRM.exe" DELC:\Users\Admin\AppData\Local\Temp\2c51521817cc1bb837a33b70db3afb1d_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4456
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.5MB
MD52c51521817cc1bb837a33b70db3afb1d
SHA19c0533ac1ecec87b17bb7fdf21a176a7b2a20c1d
SHA256e7913579d355c0ca223175041cc03c4e79e47ebb5f1cffccd667beafd0c79df0
SHA512b6d32985c95d1ca41ec2934ca0d2ac9faadaf6ecd91f76e9f0bb9ed5a5dea6ae697001139e7db27a7ac1e3a1b161fe7d7d426cdc7d209d6eaf656a89e1fe573e