Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-12-2024 23:56
Behavioral task
behavioral1
Sample
81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e.dll
Resource
win10v2004-20241007-en
General
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Target
81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e.dll
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Size
76KB
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MD5
829ab0d9c8e10e93291cf16db0a29039
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SHA1
be0443c5fe0d9bc7e09110614ade13706e45b7aa
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SHA256
81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e
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SHA512
cc07ca89ef1eaa18884b1beede341027a8199b02ba2a27fa1dfedd81449a93beaf792fa2564fa3d74be261e40b28ff1143583ed99181ec9cd62317cee4783cf0
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZnYF:c8y93KQjy7G55riF1cMo03Fu
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2300-1-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2300-0-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2300-2-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 1288 2300 WerFault.exe 31 -
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 2300 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 1984 wrote to memory of 2300 1984 rundll32.exe 31 PID 2300 wrote to memory of 1288 2300 rundll32.exe 32 PID 2300 wrote to memory of 1288 2300 rundll32.exe 32 PID 2300 wrote to memory of 1288 2300 rundll32.exe 32 PID 2300 wrote to memory of 1288 2300 rundll32.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\81333f296d3415bca4dfd3c735d535d971170bd435635c522844ac205aa7287e.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2300 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 2323⤵
- Program crash
PID:1288
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