Analysis
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max time kernel
171s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 16:41
Static task
static1
Behavioral task
behavioral1
Sample
0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe
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Size
256KB
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MD5
12124e64d7a1919a03fc544c0564d940
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SHA1
a903242a201b58b2f28c3574462cd2aa66020269
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SHA256
0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2
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SHA512
9f8a45ede4d5990a6a48fa393e0912da453ef2746b55677b82e8fb64eba31ba780621379346104bd54f52b0177a9560db0729020fbc02e8855fa156a650accd5
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SSDEEP
6144:PBawbQXn2J5V2aWOKpjDOgbTnNkyjZjj6Z:PAwbQWoOKpjDOgbTNkuS
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" puoim.exe -
Executes dropped EXE 1 IoCs
pid Process 956 puoim.exe -
Loads dropped DLL 2 IoCs
pid Process 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /c" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /e" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /v" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /f" 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /n" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /d" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /f" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /u" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /b" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /k" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /h" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /p" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /w" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /q" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /i" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /a" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /t" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /j" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /m" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /x" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /l" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /s" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /y" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /r" puoim.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /g" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /o" puoim.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\puoim = "C:\\Users\\Admin\\puoim.exe /z" puoim.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe 956 puoim.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 956 puoim.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 916 wrote to memory of 956 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 27 PID 916 wrote to memory of 956 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 27 PID 916 wrote to memory of 956 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 27 PID 916 wrote to memory of 956 916 0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe"C:\Users\Admin\AppData\Local\Temp\0969824cab064e2b6376cc092e18aea33deab3954a2ef27484a4e76581d9c1f2.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:916 -
C:\Users\Admin\puoim.exe"C:\Users\Admin\puoim.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:956
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
256KB
MD5ddd6fe9886ee72d66923f8345a38d1af
SHA157fb1c1b2fd22336b235f3fd0e58267263c8f438
SHA25681bbb5cf2fb6f7d3c649396a74dee304294b7f14ce9f1b1f69b5ac466bf98d8d
SHA5126ca58225cdee7aef4b91d7205afb691ba1908b10a6f1caa3c150cf132bd563884bc169ea18bc832b5dbb1c2053631d86580865da46f2906727f79db190a7209c
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Filesize
256KB
MD5ddd6fe9886ee72d66923f8345a38d1af
SHA157fb1c1b2fd22336b235f3fd0e58267263c8f438
SHA25681bbb5cf2fb6f7d3c649396a74dee304294b7f14ce9f1b1f69b5ac466bf98d8d
SHA5126ca58225cdee7aef4b91d7205afb691ba1908b10a6f1caa3c150cf132bd563884bc169ea18bc832b5dbb1c2053631d86580865da46f2906727f79db190a7209c
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Filesize
256KB
MD5ddd6fe9886ee72d66923f8345a38d1af
SHA157fb1c1b2fd22336b235f3fd0e58267263c8f438
SHA25681bbb5cf2fb6f7d3c649396a74dee304294b7f14ce9f1b1f69b5ac466bf98d8d
SHA5126ca58225cdee7aef4b91d7205afb691ba1908b10a6f1caa3c150cf132bd563884bc169ea18bc832b5dbb1c2053631d86580865da46f2906727f79db190a7209c
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Filesize
256KB
MD5ddd6fe9886ee72d66923f8345a38d1af
SHA157fb1c1b2fd22336b235f3fd0e58267263c8f438
SHA25681bbb5cf2fb6f7d3c649396a74dee304294b7f14ce9f1b1f69b5ac466bf98d8d
SHA5126ca58225cdee7aef4b91d7205afb691ba1908b10a6f1caa3c150cf132bd563884bc169ea18bc832b5dbb1c2053631d86580865da46f2906727f79db190a7209c