Analysis
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max time kernel
140s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
03/03/2025, 01:16
Behavioral task
behavioral1
Sample
7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9.dll
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9.dll
Resource
win10v2004-20250217-en
General
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Target
7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9.dll
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Size
148KB
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MD5
2aca88ac093dbb748b37a0a3c293e358
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SHA1
a68a021c74369173a053f2693cf1944a067a5587
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SHA256
7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9
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SHA512
d2b2ece086322f7e297808a58cc596618dbea412c39d2d04178bf5b475e4c7919e795b734a677dabeb6978353d18659d5117cfb2ae9f96df3871c52b39d3d112
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SSDEEP
3072:eG9vqRte7DWg/5y148QsZ2WRDiPe3TBft8nIGHb9l:egvqH0H/g1l7hiPe3TBl8nIGHb9
Malware Config
Signatures
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Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\rundll32.exe rundll32.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4488 2344 WerFault.exe 85 -
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 WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1320 wrote to memory of 2344 1320 rundll32.exe 85 PID 1320 wrote to memory of 2344 1320 rundll32.exe 85 PID 1320 wrote to memory of 2344 1320 rundll32.exe 85
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\7ffcaa6933573e43c4f2fc72fdbde0949671eda5fa352cc4475265c868e809b9.dll,#12⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2344 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 6563⤵
- Program crash
PID:4488
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 2344 -ip 23441⤵PID:4476