Analysis
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max time kernel
142s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
17/07/2023, 06:25
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Client.dll
Resource
win7-20230712-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Client.dll
Resource
win10v2004-20230703-en
5 signatures
150 seconds
General
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Target
Client.dll
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Size
491KB
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MD5
998c79456d9782eb1a03140e04f36d46
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SHA1
9066be672da3a63b2fd7813e5c5ec1b3d1b36b3d
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SHA256
46eeb436a29d74d779e09058eb574f83903c09c31706791288842640ddd94052
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SHA512
fd48b4de9c06703bc2c6bcecb421cc77d974aacbaa3a805819616ea7dff43b8cc2b27f9f8ed50ee5a1e93911395ef85536f078927026eecc5651ce7a4070cec8
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SSDEEP
3072:qqRbGFyesZPmO4wERAl/PfjDsJGa2Bbt/OF5fx9xmkrSG4uhIAI0YixrrVcR9nFb:qKbuEZD2alrD7a27/efx9FW8Uu6R7
Score
6/10
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\WindowsUpdate rundll32.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1472 set thread context of 2052 1472 rundll32.exe 28 -
Suspicious behavior: EnumeratesProcesses 32 IoCs
pid Process 1472 rundll32.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe 2052 wmplayer.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1472 rundll32.exe Token: SeDebugPrivilege 2052 wmplayer.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28 PID 1472 wrote to memory of 2052 1472 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Client.dll,#11⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Program Files (x86)\Windows Media Player\wmplayer.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Client.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2052
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