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Analysis
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max time kernel
140s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
24/05/2024, 04:40
Behavioral task
behavioral1
Sample
a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll
Resource
win10v2004-20240426-en
General
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Target
a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll
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Size
76KB
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MD5
88a042e89eb48abeb1d6650da1bc18a0
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SHA1
5420dfb5281d8f2f6ccb302960e3660162750dcc
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SHA256
a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da
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SHA512
0739854503cd4cf76c964e8373f04167db96b3cc5625086d009689dc9ee323d43d70ccf93360a53c5dd626ffe0f8fddb5e90e8d6a5abc8fd27d5ac2a01e1c07f
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SSDEEP
1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZbLTkUg:c8y93KQjy7G55riF1cMo039P3g
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1756-1-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/1756-0-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Program crash 1 IoCs
pid pid_target Process procid_target 2204 1756 WerFault.exe 28 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1756 rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 2408 wrote to memory of 1756 2408 rundll32.exe 28 PID 1756 wrote to memory of 2204 1756 rundll32.exe 29 PID 1756 wrote to memory of 2204 1756 rundll32.exe 29 PID 1756 wrote to memory of 2204 1756 rundll32.exe 29 PID 1756 wrote to memory of 2204 1756 rundll32.exe 29
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a9b381e9e4f42e829c85d34808424c8873798c7ebcf3ac0c4d47422a469f79da.dll,#12⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 3363⤵
- Program crash
PID:2204
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