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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 19:34
Static task
static1
Behavioral task
behavioral1
Sample
92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe
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Size
148KB
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MD5
f44feb8f77c02dea9ba2152db3ecbdfd
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SHA1
414e1094e77d3700c930e566fdf663355693a831
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SHA256
92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5
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SHA512
c568427662738501d78cd81fb12f374b526aae35a1ce28fa10d9950b5751ff3a0646c1f94df195995f1543799718a810ee4b16fa15ecfccbfa6261871bedded5
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SSDEEP
3072:DTBEhyHEr+6dTkon7E1v26H53sW7Jq28f3/o:D5kaQn7o2AB7E3/
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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" giiudag.exe -
Executes dropped EXE 1 IoCs
pid Process 1476 giiudag.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /U" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /S" giiudag.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /M" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /b" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /o" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /w" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /W" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /g" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /D" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /C" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /q" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /E" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /s" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /O" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /R" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /Q" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /F" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /J" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /B" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /t" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /e" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /h" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /H" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /L" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /d" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /T" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /r" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /z" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /A" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /a" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /P" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /p" 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /m" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /Z" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /n" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /x" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /G" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /u" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /l" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /p" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /I" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /k" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /v" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /i" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /Y" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /N" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /X" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /j" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /K" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /V" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /c" giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /f" giiudag.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ giiudag.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\giiudag = "C:\\Users\\Admin\\giiudag.exe /y" giiudag.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 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe 1476 giiudag.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 1476 giiudag.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3796 wrote to memory of 1476 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 82 PID 3796 wrote to memory of 1476 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 82 PID 3796 wrote to memory of 1476 3796 92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe"C:\Users\Admin\AppData\Local\Temp\92c62ca077ecdb34b806a4d7e241021826aca752910fd0e1a8c99818ad899af5.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3796 -
C:\Users\Admin\giiudag.exe"C:\Users\Admin\giiudag.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:1476
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
148KB
MD5c94fc5d11c854641f9ac8612c297aeb8
SHA1697d375294ae9499969f23d0eee86c0b4c069451
SHA2569a59a8342e3da1ddb0e6a62bd7d01ccfc5b4045e929d42069b5e3e53e629b402
SHA512575d129c5cfa61df913acdf304b0df4fc05e0347a67c2723ff68d70394be8abf55868017dde23d2cde80b095b89a5f529bb047e1c57e1eaaa43b6cca98dd032b
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Filesize
148KB
MD5c94fc5d11c854641f9ac8612c297aeb8
SHA1697d375294ae9499969f23d0eee86c0b4c069451
SHA2569a59a8342e3da1ddb0e6a62bd7d01ccfc5b4045e929d42069b5e3e53e629b402
SHA512575d129c5cfa61df913acdf304b0df4fc05e0347a67c2723ff68d70394be8abf55868017dde23d2cde80b095b89a5f529bb047e1c57e1eaaa43b6cca98dd032b