Analysis
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max time kernel
167s -
max time network
69s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
02-12-2022 00:04
Static task
static1
Behavioral task
behavioral1
Sample
77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
2 signatures
150 seconds
General
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Target
77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe
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Size
156KB
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MD5
ccf9ceedbb611909b676cc6ac64fac70
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SHA1
a2fd9985c5996114b53ffd926e52837236b8e47b
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SHA256
77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd
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SHA512
a0d91ef5dc8505d4d3d32ce1d0778200fe3a56bc112893d7436935be9b2cbeb973951c158495dfdb2c9d0452f7785a5f46ff424fc724baa3a061f189f406a005
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SSDEEP
3072:BHpLdexOFxlLzrQF0T8ZnPZihF3KYGnUujyOjs6UvVXPRB4oQZiE5D:RoOFxxrQJ0r3KYGnljw6AXxWX
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" vaoudu.exe -
Executes dropped EXE 1 IoCs
pid Process 1312 vaoudu.exe -
Loads dropped DLL 2 IoCs
pid Process 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe -
Adds Run key to start application 2 TTPs 48 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /j" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /V" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /t" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /A" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /a" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /r" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /T" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /O" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /E" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /y" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /D" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /P" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /Z" 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /W" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /h" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /q" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /K" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /Y" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /f" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /U" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /p" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /R" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /g" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /d" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /x" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /z" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /u" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /k" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /m" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /c" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /b" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /n" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /N" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /M" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /I" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /Q" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /C" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /e" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /Z" vaoudu.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /G" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /l" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /X" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /S" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /F" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /v" vaoudu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\vaoudu = "C:\\Users\\Admin\\vaoudu.exe /s" vaoudu.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.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 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe 1312 vaoudu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 1312 vaoudu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1380 wrote to memory of 1312 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 28 PID 1380 wrote to memory of 1312 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 28 PID 1380 wrote to memory of 1312 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 28 PID 1380 wrote to memory of 1312 1380 77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.exe"C:\Users\Admin\AppData\Local\Temp\77ae2760b58f07807ebd4dfa6ae6e0f0a9becd67b1bf9d7920625af7e7b912bd.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:1380 -
C:\Users\Admin\vaoudu.exe"C:\Users\Admin\vaoudu.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:1312
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD5df34f5d52338771ea9de3fbaac2becfa
SHA148c5a64218cac614deb88a42333f1b07d2c89a28
SHA256b1faa70461c77e39eab3d52ae5b7febb34f2deba6cafc989364e123c21eb4840
SHA5122bfb80e5b55b39b620a2cf3662c45bf83c89b604e62653be22c10d2c519b267f5a51eab5263b75d928eaae6a27b7528e1ae3198c736ce098a93eb30fc874d89b
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Filesize
156KB
MD5df34f5d52338771ea9de3fbaac2becfa
SHA148c5a64218cac614deb88a42333f1b07d2c89a28
SHA256b1faa70461c77e39eab3d52ae5b7febb34f2deba6cafc989364e123c21eb4840
SHA5122bfb80e5b55b39b620a2cf3662c45bf83c89b604e62653be22c10d2c519b267f5a51eab5263b75d928eaae6a27b7528e1ae3198c736ce098a93eb30fc874d89b
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Filesize
156KB
MD5df34f5d52338771ea9de3fbaac2becfa
SHA148c5a64218cac614deb88a42333f1b07d2c89a28
SHA256b1faa70461c77e39eab3d52ae5b7febb34f2deba6cafc989364e123c21eb4840
SHA5122bfb80e5b55b39b620a2cf3662c45bf83c89b604e62653be22c10d2c519b267f5a51eab5263b75d928eaae6a27b7528e1ae3198c736ce098a93eb30fc874d89b
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Filesize
156KB
MD5df34f5d52338771ea9de3fbaac2becfa
SHA148c5a64218cac614deb88a42333f1b07d2c89a28
SHA256b1faa70461c77e39eab3d52ae5b7febb34f2deba6cafc989364e123c21eb4840
SHA5122bfb80e5b55b39b620a2cf3662c45bf83c89b604e62653be22c10d2c519b267f5a51eab5263b75d928eaae6a27b7528e1ae3198c736ce098a93eb30fc874d89b