Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
23/12/2023, 11:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Nkfskfkvosfjg.dll
Resource
win7-20231215-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
Nkfskfkvosfjg.dll
Resource
win10v2004-20231215-en
8 signatures
150 seconds
General
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Target
Nkfskfkvosfjg.dll
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Size
973KB
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MD5
7b7b24fe695fcbe41b807f7b8176d57d
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SHA1
e89f6f846d60ca900a2ffee5e11e4b83032cb77d
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SHA256
374d1476191b32a90334ec0f874949e14c4ce2d8098294b4e322cccdcf6dbe32
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SHA512
2cbb7c9bca9df04a18c657937e59013d68c974322159d43c0a6d88965bc1d8d7c3a61d753ea3ce768d3cd45ff53ae3e24344c48913ecadcacc6b03963c3b87d2
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SSDEEP
24576:SXoc+NgQirDIIpUS+97z3+fRxHin6x/3/06KjL08ynA8YBqn/:Goc+AIYckfRxO65PZKjg3VYk
Score
3/10
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 2948 2744 WerFault.exe 33 -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2252 wrote to memory of 2032 2252 rundll32.exe 28 PID 2824 wrote to memory of 2828 2824 cmd.exe 32 PID 2824 wrote to memory of 2828 2824 cmd.exe 32 PID 2824 wrote to memory of 2828 2824 cmd.exe 32 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2828 wrote to memory of 2744 2828 rundll32.exe 33 PID 2744 wrote to memory of 2948 2744 rundll32.exe 34 PID 2744 wrote to memory of 2948 2744 rundll32.exe 34 PID 2744 wrote to memory of 2948 2744 rundll32.exe 34 PID 2744 wrote to memory of 2948 2744 rundll32.exe 34
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Nkfskfkvosfjg.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\Nkfskfkvosfjg.dll,#12⤵PID:2032
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C:\Windows\system32\verclsid.exe"C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x4011⤵PID:2160
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\system32\rundll32.exerundll32 Nkfskfkvosfjg.dll,Enter2⤵
- Suspicious use of WriteProcessMemory
PID:2828 -
C:\Windows\SysWOW64\rundll32.exerundll32 Nkfskfkvosfjg.dll,Enter3⤵
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 2244⤵
- Program crash
PID:2948
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