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Analysis
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max time kernel
151s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 23:36
Static task
static1
Behavioral task
behavioral1
Sample
337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe
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Size
136KB
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MD5
3a6c64b0d58dc56343c9287afb753a53
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SHA1
6ea42b8a1f2d4b287ce9080065ec75f0fc50a983
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SHA256
337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e
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SHA512
284053fd6fae5fabcd777009f8196e56bb0367bcab5773374d32d662e2a2f9d86c2d29ab4dc564b6c50ac609bbe9246d06294699ae3621a0d0ad9b23d489af1a
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SSDEEP
3072:zyzRRG/J9t538E6tZqAwZh5dKzio3CfNynXp5ucK1FaOaB0W+A:+z9kAwWTSW+A
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" wouqeov.exe -
Executes dropped EXE 1 IoCs
pid Process 1612 wouqeov.exe -
Loads dropped DLL 2 IoCs
pid Process 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /z" wouqeov.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /x" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /c" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /h" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /e" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /o" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /r" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /d" wouqeov.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /d" 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /y" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /b" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /u" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /q" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /j" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /s" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /w" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /l" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /v" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /n" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /f" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /p" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /k" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /t" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /g" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /a" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /m" wouqeov.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\wouqeov = "C:\\Users\\Admin\\wouqeov.exe /i" wouqeov.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 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe 1612 wouqeov.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 1612 wouqeov.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 992 wrote to memory of 1612 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 27 PID 992 wrote to memory of 1612 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 27 PID 992 wrote to memory of 1612 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 27 PID 992 wrote to memory of 1612 992 337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe 27
Processes
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C:\Users\Admin\AppData\Local\Temp\337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.exe"C:\Users\Admin\AppData\Local\Temp\337ff94582984fda0fd333cd5bd4edd71f2d0f60cce37fff909b8aa258b05e1e.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:992 -
C:\Users\Admin\wouqeov.exe"C:\Users\Admin\wouqeov.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:1612
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
136KB
MD5bb56dc5f95beb98804edccf0f4415990
SHA191dbf70fecb7fefb6b7278c7d965df9480224cd9
SHA256670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb
SHA5129bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f
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Filesize
136KB
MD5bb56dc5f95beb98804edccf0f4415990
SHA191dbf70fecb7fefb6b7278c7d965df9480224cd9
SHA256670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb
SHA5129bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f
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Filesize
136KB
MD5bb56dc5f95beb98804edccf0f4415990
SHA191dbf70fecb7fefb6b7278c7d965df9480224cd9
SHA256670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb
SHA5129bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f
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Filesize
136KB
MD5bb56dc5f95beb98804edccf0f4415990
SHA191dbf70fecb7fefb6b7278c7d965df9480224cd9
SHA256670ed67286dd678c59519ee9e4e851eb1922f8d0a765794bbb5f5ae9a6bb77cb
SHA5129bb7de9329b8d76dad55a2455dbbb5d5f0f950db5b917493dff421599cb0ed705dbba951315d2373fa225976a2d5ddae94cc15faabeed0444e707baf65d4636f