Analysis
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max time kernel
140s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 20:26
Static task
static1
Behavioral task
behavioral1
Sample
b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe
Resource
win10v2004-20241007-en
General
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Target
b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe
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Size
1.1MB
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MD5
8f63cd72fc0fd5bcbe8bf285d7cbb97b
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SHA1
8ff3a1147585ed7b23ffa817619cda109fb7cb59
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SHA256
b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e
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SHA512
4025dec8792de3404f6c0a9ce76348fd124f6799f35d90129efab6ce5dd8c08e21b0ea33634807118d5a7a95978b2198d9a70d9a188faba38e5e365f9f522d76
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SSDEEP
24576:aH0dl8myX9Bg42QoXFkrzkmplSgRDYo0lG4Z8r7Qfbkiu5QR:acallSllG4ZM7QzMi
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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.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 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000_Classes\Local Settings b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3280 wrote to memory of 4056 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 86 PID 3280 wrote to memory of 4056 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 86 PID 3280 wrote to memory of 4056 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 86 PID 3280 wrote to memory of 4668 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 87 PID 3280 wrote to memory of 4668 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 87 PID 3280 wrote to memory of 4668 3280 b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe"C:\Users\Admin\AppData\Local\Temp\b31a3467a70050552aa1d5b24f19b97f3f8c95e2e0dbfe8223bd844a7c2da56e.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3280 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:4056
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:4668
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
753B
MD59099770c53f4a1d270deb6091734caa5
SHA1181828c5944babd227f8ad6482bec87d2ad4e5f6
SHA256908a4f1000c1aabb9b97c92f5105236b4fecda832dc346a5acf8556dc06b0bcc
SHA512678220226e08848d62a5f14301caa770c58072c43554393d1e67eff8c8105345793732b6181d83b47eecf4454995d9d44df2f588e0e2625d8fe1b8d54869bf27