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Analysis
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max time kernel
118s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
12/10/2023, 04:09
Behavioral task
behavioral1
Sample
c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll
Resource
win7-20230831-en
5 signatures
150 seconds
General
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Target
c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll
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Size
3.9MB
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MD5
e5ef529a9b6e8ce7e6861c135c0c565b
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SHA1
7f26017b5fa4d8d5133464b24343d975af80ab15
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SHA256
c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9
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SHA512
6b1dcc3daaac984c16a9ddb303143cbddc44ec53269bf81ffa7405877039fe2a157031841f225ad59780c2b43fe31a3d795d43c6eb2aec6de3533b5ab714df87
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SSDEEP
98304:lAfSQpa9otdlRpPhjMIjNhR2zm1Ixh6lyWfvC:lmrpa985jdWb6dC
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1128-40-0x0000000000300000-0x000000000030B000-memory.dmp upx behavioral1/memory/1128-42-0x0000000000300000-0x000000000030B000-memory.dmp upx -
resource yara_rule behavioral1/memory/1128-2-0x0000000010000000-0x00000000108B9000-memory.dmp vmprotect behavioral1/memory/1128-41-0x0000000010000000-0x00000000108B9000-memory.dmp vmprotect -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1128 rundll32.exe 1128 rundll32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1128 rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28 PID 2408 wrote to memory of 1128 2408 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c71d64f23101796b72bc62b4171575eff4a535e9725bec3af839d1c37ba87de9.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1128
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