Analysis
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max time kernel
30s -
max time network
32s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
26/03/2023, 08:57
Static task
static1
Behavioral task
behavioral1
Sample
obscure.win.exe
Resource
win7-20230220-en
0 signatures
30 seconds
Behavioral task
behavioral2
Sample
obscure.win.exe
Resource
win10v2004-20230220-en
1 signatures
30 seconds
General
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Target
obscure.win.exe
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Size
1.6MB
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MD5
5b9c1551bfe5291e18fc33016b399c40
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SHA1
5b6df064b62c52db482f23e0cb0f642261199a3e
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SHA256
7867e5f14c55bdfa3f8ffd2ee1e876a9dfa2d971f3e368a9025060e31a7a7def
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SHA512
5a6a6ec13e3fa36624a021014b8dea5cc79fbd5fa0699df0b2d0b8b06d586f9e5acde93c8d5c68a9fc0da0cbf2cff2f303c9f1fccd6b71cfb295c934239159ce
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SSDEEP
24576:vG1/39vn0sHTqn51wjrdM/EsGiwxqmNafWWuXUanLG8VTmGwc06jxR:+1/6sWn51wKrLEXoWXXFnlMGAU
Score
1/10
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 636 wrote to memory of 2656 636 obscure.win.exe 84 PID 636 wrote to memory of 2656 636 obscure.win.exe 84 PID 2656 wrote to memory of 876 2656 cmd.exe 85 PID 2656 wrote to memory of 876 2656 cmd.exe 85 PID 2656 wrote to memory of 1972 2656 cmd.exe 86 PID 2656 wrote to memory of 1972 2656 cmd.exe 86 PID 2656 wrote to memory of 388 2656 cmd.exe 87 PID 2656 wrote to memory of 388 2656 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\obscure.win.exe"C:\Users\Admin\AppData\Local\Temp\obscure.win.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\obscure.win.exe" MD5 | find /i /v "md5" | find /i /v "certutil"2⤵
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Windows\system32\certutil.execertutil -hashfile "C:\Users\Admin\AppData\Local\Temp\obscure.win.exe" MD53⤵PID:876
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C:\Windows\system32\find.exefind /i /v "md5"3⤵PID:1972
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C:\Windows\system32\find.exefind /i /v "certutil"3⤵PID:388
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