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26-08-2024 06:08
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240705-xrx41atcmk 7Analysis
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max time kernel
1562s -
max time network
1563s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
26-08-2024 06:08
Behavioral task
behavioral1
Sample
Scan wallet v6.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
Scan wallet v6.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
v7.0.pyc
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
v7.0.pyc
Resource
win10v2004-20240802-en
General
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Target
v7.0.pyc
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Size
29KB
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MD5
15b5c939577a333641d04b110e3bd934
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SHA1
b2cb6aed25773c1f2cc6dbf30c906b398dbf20f2
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SHA256
a068d7255cb75b4981b10bdeb018ff1355c35fbd6a79922c4e0ae2ae9a15b55e
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SHA512
59afa134efe3bda52891b78ba4cb0d7448c367e150abeaa3ccc784187f62fe66aa0eb5d41598afaa962798a09788ff13faf6aac95a758eb56e25f52e238539a8
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SSDEEP
384:FA0sOoFJBSxZ282mTUpLobs7RFuRgUZ/YissIg/c0qU:WhcT/s7RFuyUpc1U
Malware Config
Signatures
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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 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
AcroRd32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe -
Modifies registry class 9 IoCs
Processes:
rundll32.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\ rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read\command rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_Classes\Local Settings rundll32.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\.pyc\ = "pyc_auto_file" rundll32.exe Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000_CLASSES\pyc_auto_file\shell\Read rundll32.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
AcroRd32.exepid Process 2808 AcroRd32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
AcroRd32.exepid Process 2808 AcroRd32.exe 2808 AcroRd32.exe 2808 AcroRd32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
cmd.exerundll32.exedescription pid Process procid_target PID 2056 wrote to memory of 2104 2056 cmd.exe 31 PID 2056 wrote to memory of 2104 2056 cmd.exe 31 PID 2056 wrote to memory of 2104 2056 cmd.exe 31 PID 2104 wrote to memory of 2808 2104 rundll32.exe 32 PID 2104 wrote to memory of 2808 2104 rundll32.exe 32 PID 2104 wrote to memory of 2808 2104 rundll32.exe 32 PID 2104 wrote to memory of 2808 2104 rundll32.exe 32
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\v7.0.pyc1⤵
- Suspicious use of WriteProcessMemory
PID:2056 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\v7.0.pyc2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2104 -
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\v7.0.pyc"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2808
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3KB
MD50dd8356b7f589b26e08d2fc6525bd4cf
SHA18e0c6e23de2d6d30b770cc228dab2e44df52c499
SHA256f166bee2e212f2c35251bdefda098dcc998947fad9276540a20abd0b3c3d153d
SHA51281070f1aec00302baf9ea487770335133c6140683afbaf4781d65ecc65f70483036210599986c0dc33b6b2ed0f28d1ba560a10b230a3cd24351d49d01d73a876