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Analysis
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max time kernel
149s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
20/04/2024, 02:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe
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Size
100KB
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MD5
30b341b4778dfae34883cdb31117ec8d
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SHA1
a3fa959d14832feb7fdef623d27b50173994b0f7
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SHA256
c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402
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SHA512
28e9126873062bdffa56c43983f86d11d4654c45cb52e82d71ba552ee22680bc5b23af4772929a476d1218eef3fe1ccb6f60ae81193f7551b43b890089a6d9e9
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SSDEEP
1536:jtHi0gN8p4BNRXAEwqScgDz0Bg2PDXJRde/SwvFMYVwC+QaMaS+XjLlm:dH4zDfDXJVI+fS+3s
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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe Set value (int) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" guealoz.exe -
Executes dropped EXE 1 IoCs
pid Process 2216 guealoz.exe -
Loads dropped DLL 2 IoCs
pid Process 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /c" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /a" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /o" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /u" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /v" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /b" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /d" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /q" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /n" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /f" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /e" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /s" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /x" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /z" c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /z" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /t" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /g" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /i" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /j" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /y" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /h" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /m" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /p" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /l" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /w" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /r" guealoz.exe Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\guealoz = "C:\\Users\\Admin\\guealoz.exe /k" guealoz.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 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe 2216 guealoz.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 2216 guealoz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2240 wrote to memory of 2216 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 28 PID 2240 wrote to memory of 2216 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 28 PID 2240 wrote to memory of 2216 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 28 PID 2240 wrote to memory of 2216 2240 c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.exe"C:\Users\Admin\AppData\Local\Temp\c4b7b163bfff459d2bbcb458bdb24e15ae99b885a97ed2949c03cd54fcef7402.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:2240 -
C:\Users\Admin\guealoz.exe"C:\Users\Admin\guealoz.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:2216
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
100KB
MD57629f67be09cb24c959622b2ecee731b
SHA11878c41a83df8b0c2d69eeaaa5af71ff56e1513f
SHA2564330683b9881acbbf757faaae1ec104d0ecf319a4dad06c49ee54619e3c0e8fd
SHA512e04aaa0b2cdd0553f0bbb7123acd8f95181f28ffdbb46a7bd52824d3787e789fb38ed4100ce3b72d0dbc203288aea71879bb3a94549d0473c6ea997beaa546b0