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Analysis
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max time kernel
143s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
17/07/2023, 06:47
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Client.dll
Resource
win7-20230712-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Client.dll
Resource
win10v2004-20230703-en
windows10-2004-x64
6 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
10/10
Malware Config
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 4456 created 4208 4456 rundll32.exe 83 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4456 set thread context of 3664 4456 rundll32.exe 84 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4456 rundll32.exe 4456 rundll32.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe 3664 wmplayer.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 4456 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4456 rundll32.exe Token: SeDebugPrivilege 3664 wmplayer.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4456 wrote to memory of 3664 4456 rundll32.exe 84 PID 4456 wrote to memory of 3664 4456 rundll32.exe 84 PID 4456 wrote to memory of 3664 4456 rundll32.exe 84 PID 4456 wrote to memory of 3664 4456 rundll32.exe 84 PID 4456 wrote to memory of 3664 4456 rundll32.exe 84 PID 4456 wrote to memory of 3664 4456 rundll32.exe 84
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Client.dll,#11⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4456
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4208
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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:3664
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