Analysis
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max time kernel
224s -
max time network
173s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03-12-2022 17:25
Static task
static1
Behavioral task
behavioral1
Sample
916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe
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Size
156KB
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MD5
9131f9599055a22c6a2bbc35a91c5dea
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SHA1
04fdc576e54c9291824321d2cfc077dcd2ea8110
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SHA256
916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47
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SHA512
da3c197b38da26f09f8926dbeb031c7f1a4a2504064c2ed055f49da4cfb8a997b9a2da2342ba012bf4287dfe3defb0249f174019c2d8298f9ebacf1b1754061a
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SSDEEP
3072:EGoe5g+GwD8w2+d5bWIrJ4E5n41sSLeH8ozK/d/18Ulyc4oQZiE1Q:E2WIrJ4E5n41pVN/jh7WA
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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zoefo.exe -
Executes dropped EXE 1 IoCs
pid Process 564 zoefo.exe -
Loads dropped DLL 2 IoCs
pid Process 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe -
Adds Run key to start application 2 TTPs 49 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /Z" 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /b" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /j" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /U" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /k" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /o" zoefo.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /f" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /O" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /y" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /D" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /r" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /Q" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /A" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /H" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /W" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /N" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /M" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /m" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /C" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /s" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /G" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /K" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /t" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /v" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /J" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /l" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /S" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /z" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /c" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /p" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /a" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /X" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /T" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /n" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /E" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /B" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /F" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /h" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /i" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /L" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /I" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /u" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /Y" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /w" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /e" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /g" zoefo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\zoefo = "C:\\Users\\Admin\\zoefo.exe /V" zoefo.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ zoefo.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 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe 564 zoefo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 564 zoefo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1480 wrote to memory of 564 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 28 PID 1480 wrote to memory of 564 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 28 PID 1480 wrote to memory of 564 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 28 PID 1480 wrote to memory of 564 1480 916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.exe"C:\Users\Admin\AppData\Local\Temp\916fd2a933b2a8a0e166c8e2caf8bd4015c71f8797b45731f1ffddd1e09edb47.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:1480 -
C:\Users\Admin\zoefo.exe"C:\Users\Admin\zoefo.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:564
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD5721bc82aed62bb0264e568adfbbd0acd
SHA1bf85ff6187ff0b0ac9adf061f94efa0f5efa9d46
SHA256001daf1202147b0033a8f7cb2c56a1abbd7203c783215b01b6c416cce80f7727
SHA5121b69e1f83fdb1e587b508b722e4b89712c7e1a399b07b53f900fc64117fd9f1f44f041cd5d7d386dc1643aa786cd6b6011f0e317deb65246dfa413059658c3a7
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Filesize
156KB
MD5721bc82aed62bb0264e568adfbbd0acd
SHA1bf85ff6187ff0b0ac9adf061f94efa0f5efa9d46
SHA256001daf1202147b0033a8f7cb2c56a1abbd7203c783215b01b6c416cce80f7727
SHA5121b69e1f83fdb1e587b508b722e4b89712c7e1a399b07b53f900fc64117fd9f1f44f041cd5d7d386dc1643aa786cd6b6011f0e317deb65246dfa413059658c3a7
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Filesize
156KB
MD5721bc82aed62bb0264e568adfbbd0acd
SHA1bf85ff6187ff0b0ac9adf061f94efa0f5efa9d46
SHA256001daf1202147b0033a8f7cb2c56a1abbd7203c783215b01b6c416cce80f7727
SHA5121b69e1f83fdb1e587b508b722e4b89712c7e1a399b07b53f900fc64117fd9f1f44f041cd5d7d386dc1643aa786cd6b6011f0e317deb65246dfa413059658c3a7
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Filesize
156KB
MD5721bc82aed62bb0264e568adfbbd0acd
SHA1bf85ff6187ff0b0ac9adf061f94efa0f5efa9d46
SHA256001daf1202147b0033a8f7cb2c56a1abbd7203c783215b01b6c416cce80f7727
SHA5121b69e1f83fdb1e587b508b722e4b89712c7e1a399b07b53f900fc64117fd9f1f44f041cd5d7d386dc1643aa786cd6b6011f0e317deb65246dfa413059658c3a7