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Analysis
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max time kernel
153s -
max time network
80s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29/11/2022, 17:23
Static task
static1
Behavioral task
behavioral1
Sample
9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe
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Size
208KB
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MD5
fa20f3b312daefb785b7c0c6b2677366
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SHA1
bbfeb77406b0046339aa3e304676a623f5c3ca3b
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SHA256
9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de
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SHA512
cf447f560f703a1cc0ae0a44e41406f6eb668d710ae228432f489af224ef71b8b44709bff06b8771c07f9556e39ae163f8a4b177953e0e7a4ac462bee6a39d8d
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SSDEEP
3072:dlPD21gwQaC1dwR4E0bZskyKujSxa9AC:dsvyTbZskyRjd9AC
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ruujaoq.exe -
Executes dropped EXE 1 IoCs
pid Process 2016 ruujaoq.exe -
Loads dropped DLL 2 IoCs
pid Process 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /b" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /r" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /w" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /k" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /e" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /f" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /p" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /l" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /a" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /d" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /c" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /m" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /i" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /x" ruujaoq.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /n" 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /s" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /y" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /h" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /n" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /z" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /j" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /g" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /o" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /u" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /v" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /t" ruujaoq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ruujaoq = "C:\\Users\\Admin\\ruujaoq.exe /q" ruujaoq.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 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe 2016 ruujaoq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 2016 ruujaoq.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1788 wrote to memory of 2016 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 28 PID 1788 wrote to memory of 2016 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 28 PID 1788 wrote to memory of 2016 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 28 PID 1788 wrote to memory of 2016 1788 9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.exe"C:\Users\Admin\AppData\Local\Temp\9d6e3c9da8b1f903e9297d90837adfa37836f052c4c4c46bf7fd73bde58ed0de.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:1788 -
C:\Users\Admin\ruujaoq.exe"C:\Users\Admin\ruujaoq.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
208KB
MD5165ad27bb19933624b25727ffefd918e
SHA199bed6c81797413bee7743901416f93f6c858d90
SHA256a23fdf6f49f8b1a6f08ee5aa22bfefc471c59ff7ba2b3af6cbe83ae74c5db2af
SHA512e963b8ad44ed7e7bf31b20b8d573586d2156c6397449f8864813a5b8f25a138dae3552d58450ed8cc607bde69efe1b7842e2128da4036f841ef3b393d1f8e4ea
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Filesize
208KB
MD5165ad27bb19933624b25727ffefd918e
SHA199bed6c81797413bee7743901416f93f6c858d90
SHA256a23fdf6f49f8b1a6f08ee5aa22bfefc471c59ff7ba2b3af6cbe83ae74c5db2af
SHA512e963b8ad44ed7e7bf31b20b8d573586d2156c6397449f8864813a5b8f25a138dae3552d58450ed8cc607bde69efe1b7842e2128da4036f841ef3b393d1f8e4ea
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Filesize
208KB
MD5165ad27bb19933624b25727ffefd918e
SHA199bed6c81797413bee7743901416f93f6c858d90
SHA256a23fdf6f49f8b1a6f08ee5aa22bfefc471c59ff7ba2b3af6cbe83ae74c5db2af
SHA512e963b8ad44ed7e7bf31b20b8d573586d2156c6397449f8864813a5b8f25a138dae3552d58450ed8cc607bde69efe1b7842e2128da4036f841ef3b393d1f8e4ea
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Filesize
208KB
MD5165ad27bb19933624b25727ffefd918e
SHA199bed6c81797413bee7743901416f93f6c858d90
SHA256a23fdf6f49f8b1a6f08ee5aa22bfefc471c59ff7ba2b3af6cbe83ae74c5db2af
SHA512e963b8ad44ed7e7bf31b20b8d573586d2156c6397449f8864813a5b8f25a138dae3552d58450ed8cc607bde69efe1b7842e2128da4036f841ef3b393d1f8e4ea