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Analysis
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max time kernel
149s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
26/12/2023, 01:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4a5acaebffb13d0b7cf7d2023b473940.exe
Resource
win7-20231215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
4a5acaebffb13d0b7cf7d2023b473940.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
4a5acaebffb13d0b7cf7d2023b473940.exe
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Size
228KB
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MD5
4a5acaebffb13d0b7cf7d2023b473940
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SHA1
8a5b8e5f34a549189b1bd9035f77393257647947
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SHA256
74f809aae91f9e6aa334db40c0aecf83fa3173ab519d6c7d08524d48a7020a8a
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SHA512
6fa5ec731b41c81c6aae4bc37a5646fc6bffb015797309a5529ca9f263eeeb4d5bf842016831b55360ae5c39f4523aca6fa30597f4984e691866dca6c9a90de9
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SSDEEP
6144:iHq+2HPYnj8YZAk50ZokyvKNBCMmljkcrLNQbXMsz+wt:8UYnj8YZAk50ZokyvKNBCMMkwZQ7p+wt
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-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 4a5acaebffb13d0b7cf7d2023b473940.exe Set value (int) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" gaiciu.exe -
Executes dropped EXE 1 IoCs
pid Process 1960 gaiciu.exe -
Loads dropped DLL 2 IoCs
pid Process 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 2072 4a5acaebffb13d0b7cf7d2023b473940.exe -
Adds Run key to start application 2 TTPs 50 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /L" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /n" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /T" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /i" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /k" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /D" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /U" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /h" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /I" 4a5acaebffb13d0b7cf7d2023b473940.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /q" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /x" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /v" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /c" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /r" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /a" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /u" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /J" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /N" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /G" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /d" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /B" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /C" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /O" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /P" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /w" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /y" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /b" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /o" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /s" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /m" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /H" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /E" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /f" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /M" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /Z" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /R" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /K" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /I" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /F" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /Y" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /V" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /l" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /t" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /S" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /e" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /X" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /A" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /Q" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /g" gaiciu.exe Set value (str) \REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Windows\CurrentVersion\Run\gaiciu = "C:\\Users\\Admin\\gaiciu.exe /W" gaiciu.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 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe 1960 gaiciu.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 1960 gaiciu.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2072 wrote to memory of 1960 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 28 PID 2072 wrote to memory of 1960 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 28 PID 2072 wrote to memory of 1960 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 28 PID 2072 wrote to memory of 1960 2072 4a5acaebffb13d0b7cf7d2023b473940.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\4a5acaebffb13d0b7cf7d2023b473940.exe"C:\Users\Admin\AppData\Local\Temp\4a5acaebffb13d0b7cf7d2023b473940.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:2072 -
C:\Users\Admin\gaiciu.exe"C:\Users\Admin\gaiciu.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:1960
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