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Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
06/12/2022, 21:04
Behavioral task
behavioral1
Sample
9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll
Resource
win7-20220901-en
windows7-x64
Behavioral task
behavioral2
Sample
9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll
Resource
win10v2004-20220812-en
windows10-2004-x64
General
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Target
9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll
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Size
118KB
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MD5
f1530815673662a130e16d6f06c38472
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SHA1
25c57e1062ef68059d89cb4698a37de0c84112f3
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SHA256
9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30
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SHA512
adc09963d8d1a5b36121da4a3529db3a6d68d65489ccdbb53e426b1652fddc38e39f4caa59955d417c99179ceba748d31a80c39653ac568fbfd6436a8b3e6140
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SSDEEP
1536:v8DDS7LFiLjnavBSsOnOonMaPJtSNBeAt94nouy8Af206g:aIFYjnav4bnOAMaWeAt2outKG
Malware Config
Signatures
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resource yara_rule behavioral2/memory/5060-133-0x0000000010000000-0x000000001001F000-memory.dmp upx behavioral2/files/0x0006000000022f4d-135.dat upx behavioral2/files/0x0006000000022f4d-136.dat upx behavioral2/memory/3144-137-0x0000000010000000-0x000000001001F000-memory.dmp upx behavioral2/memory/5060-138-0x0000000010000000-0x000000001001F000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 3144 rundll32.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\msisue.dll rundll32.exe File opened for modification C:\Windows\msisue.dll rundll32.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7B3AC3FA-B695-41b6-BAA0-860EB5EB6FD6}\{F69EB73C-700A-42c9-8F9D-E8C4ABC27EF3} = "9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll,1314612079,-85730467,-1814625877" rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9}\InProcServer32 rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID rundll32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{fbeb8a05-beee-4442-804e-409d6c4515e9} rundll32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe 3144 rundll32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4972 wrote to memory of 5060 4972 rundll32.exe 80 PID 4972 wrote to memory of 5060 4972 rundll32.exe 80 PID 4972 wrote to memory of 5060 4972 rundll32.exe 80 PID 5060 wrote to memory of 3144 5060 rundll32.exe 81 PID 5060 wrote to memory of 3144 5060 rundll32.exe 81 PID 5060 wrote to memory of 3144 5060 rundll32.exe 81
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\9d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30.dll,#12⤵
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\SysWOW64\rundll32.exerundll32 "C:\Windows\msisue.dll",_RunAs@163⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:3144
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
118KB
MD5f1530815673662a130e16d6f06c38472
SHA125c57e1062ef68059d89cb4698a37de0c84112f3
SHA2569d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30
SHA512adc09963d8d1a5b36121da4a3529db3a6d68d65489ccdbb53e426b1652fddc38e39f4caa59955d417c99179ceba748d31a80c39653ac568fbfd6436a8b3e6140
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Filesize
118KB
MD5f1530815673662a130e16d6f06c38472
SHA125c57e1062ef68059d89cb4698a37de0c84112f3
SHA2569d01d89e700bae28b9e3c9b5ac55a56140cf45af14c464e7507d6876e6c71d30
SHA512adc09963d8d1a5b36121da4a3529db3a6d68d65489ccdbb53e426b1652fddc38e39f4caa59955d417c99179ceba748d31a80c39653ac568fbfd6436a8b3e6140