Resubmissions
14/10/2023, 12:19
231014-phacksdh3s 314/10/2023, 12:17
231014-pf2daafh27 314/10/2023, 12:13
231014-pd9a4sfg86 3Analysis
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max time kernel
122s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
14/10/2023, 12:19
Behavioral task
behavioral1
Sample
RPGMV-DECRYPTOR.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
RPGMV-DECRYPTOR.exe
Resource
win10v2004-20230915-en
Behavioral task
behavioral3
Sample
gui.pyc
Resource
win7-20230831-en
Behavioral task
behavioral4
Sample
gui.pyc
Resource
win10v2004-20230915-en
General
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Target
gui.pyc
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Size
930B
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MD5
a71b7ffa68d898f136ece4bd26be89c9
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SHA1
936e488c1e5fde1b956eb3481f63a99009fb546d
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SHA256
3b015d51c1458bdaf2f5077de17c3b73dcc93dafc8f1e1a7ffc73b50addfaed7
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SHA512
75a30386135fcb6f36757c08665a1b37990b994d4c2d4e3573bc4453d3b82e7a8b33da633a0ed95921ac1181f1c14fdddaaff5a800b6be1e5de1d8997105a316
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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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000_Classes\Local Settings rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2244 wrote to memory of 2752 2244 cmd.exe 29 PID 2244 wrote to memory of 2752 2244 cmd.exe 29 PID 2244 wrote to memory of 2752 2244 cmd.exe 29
Processes
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C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\gui.pyc1⤵
- Suspicious use of WriteProcessMemory
PID:2244 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\gui.pyc2⤵
- Modifies registry class
PID:2752
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