Analysis
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max time kernel
153s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-12-2022 09:43
Static task
static1
Behavioral task
behavioral1
Sample
92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe
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Size
276KB
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MD5
0af5789e9bdb2a01d155406cc7881ef0
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SHA1
d1a8a15913a6f1f4086501a4eccd11a061c92612
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SHA256
92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f
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SHA512
e11624190e095ebeef31026a2b813eb93d1d22e822fe93948917cb7422cdb5153de6d57b5135f7846898fdd984c8025589150c539ce673d5c2475cfb1f555c7e
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SSDEEP
6144:tUmkhRQaX/m7bfTWaxAQ9aLb+Kf6+2/MKsjh9Bqas5Ti3q/VlgAd:thkhRQaX/m7bfTWaVKf52/MKsjh90aQB
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-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" yuzel.exe Set value (int) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe -
Executes dropped EXE 1 IoCs
pid Process 4652 yuzel.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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe -
Adds Run key to start application 2 TTPs 55 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /i" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /Y" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /c" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /F" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /J" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /Q" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /w" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /I" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /K" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /e" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /s" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /a" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /b" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /p" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /A" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /E" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /V" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /r" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /j" yuzel.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /v" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /k" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /f" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /x" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /U" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /N" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /T" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /q" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /d" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /H" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /W" yuzel.exe Key created \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\ yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /D" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /o" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /l" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /n" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /M" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /S" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /Q" 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /t" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /u" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /y" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /R" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /m" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /h" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /Z" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /P" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /z" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /G" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /X" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /C" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /L" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /g" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /O" yuzel.exe Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yuzel = "C:\\Users\\Admin\\yuzel.exe /B" yuzel.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 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe 4652 yuzel.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 4652 yuzel.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4956 wrote to memory of 4652 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 81 PID 4956 wrote to memory of 4652 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 81 PID 4956 wrote to memory of 4652 4956 92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.exe"C:\Users\Admin\AppData\Local\Temp\92ffc602883a88c9990ca947980f941987813412c0746050cf4c86c2872cbf3f.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:4956 -
C:\Users\Admin\yuzel.exe"C:\Users\Admin\yuzel.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:4652
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
276KB
MD5602b5d8b84cd5e7f40df668589da386a
SHA17726cdd527a136c209c1ea4bdd1040ec3d346552
SHA256eb3e23ca1a5ee64307972ff3725c80a7e525fe4b81c4539b8658dd7cfc3c7b94
SHA51254c5124e0b8cf068a0f112aead6da2e8753be81dbac1ea9dd77adece6fb4255f6da4cfe9f1bad15cfe1d61f2ebc01871ff30a9932c7e5d932242cbdc5373e5b0
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Filesize
276KB
MD5602b5d8b84cd5e7f40df668589da386a
SHA17726cdd527a136c209c1ea4bdd1040ec3d346552
SHA256eb3e23ca1a5ee64307972ff3725c80a7e525fe4b81c4539b8658dd7cfc3c7b94
SHA51254c5124e0b8cf068a0f112aead6da2e8753be81dbac1ea9dd77adece6fb4255f6da4cfe9f1bad15cfe1d61f2ebc01871ff30a9932c7e5d932242cbdc5373e5b0