Analysis
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max time kernel
150s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
27/01/2024, 10:44
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7a06a3404f320ecfaff5f9eec7bf6163.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
7a06a3404f320ecfaff5f9eec7bf6163.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
7a06a3404f320ecfaff5f9eec7bf6163.exe
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Size
152KB
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MD5
7a06a3404f320ecfaff5f9eec7bf6163
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SHA1
d20c304da7e591227de051b16af9762ee17fc379
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SHA256
32a3c0629f5f4d621859cfe407c3b3030d263536e36cc1556ca54bb0fccab6d3
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SHA512
cc823186371b72fc40153a270eec058592183119400202c7382ecc0ebb201f68b0ed9e10b4b00fe4a90c658e36b64f8f575822b2b35a9cff868d5a66c5e96fde
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SSDEEP
3072:5MGtPYYh0Zh+7DxNUbaxIcz93bOButK+Hog:K+7DxVh3bHYg
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-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 7a06a3404f320ecfaff5f9eec7bf6163.exe Set value (int) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" guohuo.exe -
Executes dropped EXE 1 IoCs
pid Process 2436 guohuo.exe -
Loads dropped DLL 2 IoCs
pid Process 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /N" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /C" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /j" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /k" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /Q" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /K" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /w" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /A" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /y" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /B" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /d" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /F" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /s" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /W" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /i" 7a06a3404f320ecfaff5f9eec7bf6163.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /Y" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /Z" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /J" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /u" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /H" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /S" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /z" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /I" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /M" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /r" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /x" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /o" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /e" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /R" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /L" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /V" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /q" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /g" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /T" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /G" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /m" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /l" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /E" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /v" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /D" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /X" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /h" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /O" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /a" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /n" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /i" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /f" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /U" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /p" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /b" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /c" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /t" guohuo.exe Set value (str) \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\guohuo = "C:\\Users\\Admin\\guohuo.exe /P" guohuo.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe 2436 guohuo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 2436 guohuo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2844 wrote to memory of 2436 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 28 PID 2844 wrote to memory of 2436 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 28 PID 2844 wrote to memory of 2436 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 28 PID 2844 wrote to memory of 2436 2844 7a06a3404f320ecfaff5f9eec7bf6163.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\7a06a3404f320ecfaff5f9eec7bf6163.exe"C:\Users\Admin\AppData\Local\Temp\7a06a3404f320ecfaff5f9eec7bf6163.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:2844 -
C:\Users\Admin\guohuo.exe"C:\Users\Admin\guohuo.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:2436
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
152KB
MD5ef9edd3ea82aa71f13ca7c2eedb953cd
SHA163c88f773ab6e1b72643ab40e673bd19276bc820
SHA256064494177934ca742e27ca92b214b1204e004a39ac494157f800a46f9468e31e
SHA51253a7a21b5a3b8fe075618fd61c98acd2c06c2e8fa28b6b853f5adac753a35930eeb36c7f1c9028b0def4a64473308eba0fc4af6752f37e202aa2dd750017194c