Analysis
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max time kernel
130s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2024 13:05
Static task
static1
Behavioral task
behavioral1
Sample
mon117_cr.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
mon117_cr.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
mon122.dll
Resource
win7-20241023-en
General
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Target
mon117_cr.dll
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Size
497KB
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MD5
7f3e44cca7dd1841d5d9db9a71b4f3cb
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SHA1
871a743a69e66000e7588bb8858e9991ac8bd154
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SHA256
e2ba0567ac236a24bfd4df321ae7860e8fe2810dbd088e0e90d67167c1ccd4c5
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SHA512
d034989737111cadb57d8786802d7b0d9bca2d947a72a71996b3f2184303d25438fe4180c7131f88dda593d114170dbbc79a15fd6728fc68933e6c966b84e126
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SSDEEP
6144:H9R8XkrFueSwOfnAqAitY5JGYMcETCQ1EvLaMGPl+8aubfHRJQwphRqD4:d7rTwGi0JGgETCQRP0DubPRawphok
Malware Config
Extracted
trickbot
100013
mon117
103.225.138.94:449
122.2.28.70:449
123.200.26.246:449
131.255.106.152:449
142.112.79.223:449
154.126.176.30:449
180.92.238.186:449
187.20.217.129:449
201.20.118.122:449
202.91.41.138:449
95.210.118.90:449
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autorunName:pwgrab
Signatures
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Trickbot family
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resource yara_rule behavioral2/memory/4184-0-0x0000000002CF0000-0x0000000002D27000-memory.dmp templ_dll -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4916 wermgr.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2932 wrote to memory of 4184 2932 rundll32.exe 83 PID 2932 wrote to memory of 4184 2932 rundll32.exe 83 PID 2932 wrote to memory of 4184 2932 rundll32.exe 83 PID 4184 wrote to memory of 4348 4184 rundll32.exe 84 PID 4184 wrote to memory of 4348 4184 rundll32.exe 84 PID 4184 wrote to memory of 4348 4184 rundll32.exe 84 PID 4184 wrote to memory of 4916 4184 rundll32.exe 85 PID 4184 wrote to memory of 4916 4184 rundll32.exe 85 PID 4184 wrote to memory of 4916 4184 rundll32.exe 85 PID 4184 wrote to memory of 4916 4184 rundll32.exe 85
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mon117_cr.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\mon117_cr.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe3⤵PID:4348
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C:\Windows\system32\wermgr.exeC:\Windows\system32\wermgr.exe3⤵
- Suspicious use of AdjustPrivilegeToken
PID:4916
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