Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
25/12/2023, 17:11
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2fe4e82fb8505a4cbc62ca4aabb61e95.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2fe4e82fb8505a4cbc62ca4aabb61e95.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
2fe4e82fb8505a4cbc62ca4aabb61e95.exe
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Size
156KB
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MD5
2fe4e82fb8505a4cbc62ca4aabb61e95
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SHA1
9236f8956550b485b92946917d782f9e97c4a99c
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SHA256
6ca38c1314069b980b5d2909c66da5aa85dda1dfb72bc3b673d218c8ab7ad8cd
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SHA512
c1365a6b85f1956d728568c13ae4eee9acaa81d8e394608732438a6e77c7cfc0c8ef21a3e5128f820096fc269b9cc5ad7baa9464515c892175bb2c2beca07c34
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SSDEEP
3072:4hoG1vvf963zW2FFWj8mXXvNrkUpBdasFhSFJmoq2vXqkyzGsNry9/9P9w9BVgI7:1G1vvf963zW2FFWImXXvNrkUpBdasFhH
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" guoafuc.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation 2fe4e82fb8505a4cbc62ca4aabb61e95.exe -
Executes dropped EXE 1 IoCs
pid Process 4056 guoafuc.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /x" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /E" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /t" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /X" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /R" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /m" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /l" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /H" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /V" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /o" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /A" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /Z" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /C" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /M" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /S" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /z" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /g" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /L" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /e" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /p" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /y" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /K" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /B" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /T" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /q" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /a" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /O" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /W" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /d" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /I" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /D" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /b" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /J" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /w" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /h" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /U" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /Y" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /j" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /F" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /f" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /c" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /N" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /k" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /n" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /r" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /s" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /Q" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /P" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /u" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /v" guoafuc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\guoafuc = "C:\\Users\\Admin\\guoafuc.exe /i" guoafuc.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 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe 4056 guoafuc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3640 2fe4e82fb8505a4cbc62ca4aabb61e95.exe 4056 guoafuc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3640 wrote to memory of 4056 3640 2fe4e82fb8505a4cbc62ca4aabb61e95.exe 68 PID 3640 wrote to memory of 4056 3640 2fe4e82fb8505a4cbc62ca4aabb61e95.exe 68 PID 3640 wrote to memory of 4056 3640 2fe4e82fb8505a4cbc62ca4aabb61e95.exe 68 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14 PID 4056 wrote to memory of 3640 4056 guoafuc.exe 14
Processes
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C:\Users\Admin\AppData\Local\Temp\2fe4e82fb8505a4cbc62ca4aabb61e95.exe"C:\Users\Admin\AppData\Local\Temp\2fe4e82fb8505a4cbc62ca4aabb61e95.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3640 -
C:\Users\Admin\guoafuc.exe"C:\Users\Admin\guoafuc.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
- Suspicious use of WriteProcessMemory
PID:4056
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
156KB
MD589651932a1dd5b03fd2fbf508f972759
SHA1927d3134b1d3ff06b75629d0f359baa70c3f3577
SHA256197b51845fca90947b6304bec02d96340d3e66687c9288b61db39c41c7ff3784
SHA5125f42ab1a570c9cc2e4fe429547c308b0c7744f7c23c6613e70972cb5b40519fa44bfcccb05f2e66d372271f8c0fd23e74d27b78e5a2f258f917d1355ad6d631e