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Analysis
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max time kernel
158s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
19/09/2022, 02:06
Static task
static1
Behavioral task
behavioral1
Sample
3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe
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Size
156KB
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MD5
411572a5406e6a14801d4609ca56e639
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SHA1
199009590090261812df79bfa1d34d0e397989eb
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SHA256
3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957
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SHA512
ec6334d57f744fc9e3dc79a1dd4cf80a67035cf90ba2fb658b74e9793a8a7e7d81686c1ef0321f551bffc30463cd0fad85ad089dbb2ba3194bafa2174beea530
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SSDEEP
1536:8ikumxuYvBU8gRDGHPOGMmUbaxGAka+t/K9rCGaV9mw7Jqx8M+dzAbWQgRV7:QxuYZa4UbaxqkCGaVD7JqfKAbno7
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-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" geuki.exe -
Executes dropped EXE 1 IoCs
pid Process 2016 geuki.exe -
Loads dropped DLL 2 IoCs
pid Process 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /x" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /W" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /E" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /T" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /Y" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /U" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /J" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /r" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /H" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /I" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /z" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /l" geuki.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /o" 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /B" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /m" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /i" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /V" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /K" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /y" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /G" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /Q" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /p" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /e" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /o" geuki.exe Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\ geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /F" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /g" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /u" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /Z" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /d" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /M" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /D" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /v" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /h" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /X" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /f" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /t" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /n" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /k" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /P" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /O" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /A" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /j" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /R" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /w" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /q" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /b" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /L" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /C" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /N" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /S" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /s" geuki.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\geuki = "C:\\Users\\Admin\\geuki.exe /c" geuki.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 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe 2016 geuki.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 2016 geuki.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1020 wrote to memory of 2016 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 27 PID 1020 wrote to memory of 2016 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 27 PID 1020 wrote to memory of 2016 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 27 PID 1020 wrote to memory of 2016 1020 3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.exe"C:\Users\Admin\AppData\Local\Temp\3a8c522be19f1ab32d8d4700eccaf86f035097438eb079547f1b16fd054bf957.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:1020 -
C:\Users\Admin\geuki.exe"C:\Users\Admin\geuki.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:2016
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD50e7c2102b673e85300195902e86e28b0
SHA1a5a152fc8e78d295c080fb08b0360ed4b169fdc2
SHA256683f16bdd64203f7e2bef9ffcaeda029942bf6a7c7720052f7325bc379dbe15c
SHA512a679a0d17c4e1981ac74f9aa49149002e7d8b3f30aacb8374de74a3cb9187d070fbab350297c38d48e0f542b751db965ac90b9a8d56e63f859274d28417431a6
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Filesize
156KB
MD50e7c2102b673e85300195902e86e28b0
SHA1a5a152fc8e78d295c080fb08b0360ed4b169fdc2
SHA256683f16bdd64203f7e2bef9ffcaeda029942bf6a7c7720052f7325bc379dbe15c
SHA512a679a0d17c4e1981ac74f9aa49149002e7d8b3f30aacb8374de74a3cb9187d070fbab350297c38d48e0f542b751db965ac90b9a8d56e63f859274d28417431a6
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Filesize
156KB
MD50e7c2102b673e85300195902e86e28b0
SHA1a5a152fc8e78d295c080fb08b0360ed4b169fdc2
SHA256683f16bdd64203f7e2bef9ffcaeda029942bf6a7c7720052f7325bc379dbe15c
SHA512a679a0d17c4e1981ac74f9aa49149002e7d8b3f30aacb8374de74a3cb9187d070fbab350297c38d48e0f542b751db965ac90b9a8d56e63f859274d28417431a6
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Filesize
156KB
MD50e7c2102b673e85300195902e86e28b0
SHA1a5a152fc8e78d295c080fb08b0360ed4b169fdc2
SHA256683f16bdd64203f7e2bef9ffcaeda029942bf6a7c7720052f7325bc379dbe15c
SHA512a679a0d17c4e1981ac74f9aa49149002e7d8b3f30aacb8374de74a3cb9187d070fbab350297c38d48e0f542b751db965ac90b9a8d56e63f859274d28417431a6