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Analysis
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max time kernel
150s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
06/11/2022, 15:14
Static task
static1
Behavioral task
behavioral1
Sample
0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe
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Size
88KB
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MD5
0584b0594fa553f12be4d7cac8a57412
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SHA1
08330cb05fd8c6755d569f13ee385e6ff4eaa95a
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SHA256
0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d
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SHA512
ba91a8050c319ff30d1ac09e0cf7728f2a31c5417e81eff925bf32e7411fbce3760177d8976b5eadbdfa2cc956a0b128d09f44b70abbf0dfb7ee5fa7cc9a962e
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SSDEEP
1536:jmk58pzNKvLtsUbRuy5VuuzdmTY1DArCYbPKqyR9JLx2cy0d48CArrprTtQZ:j5LdmTY1DArCYbPKqyR9JLx2Gl8Z
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" 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" bieazo.exe -
Executes dropped EXE 1 IoCs
pid Process 1152 bieazo.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 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /w" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /u" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /z" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /h" 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /o" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /p" bieazo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /n" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /j" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /s" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /g" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /a" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /r" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /v" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /x" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /c" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /t" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /y" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /q" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /e" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /b" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /h" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /d" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /f" bieazo.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /m" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /l" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /i" bieazo.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bieazo = "C:\\Users\\Admin\\bieazo.exe /k" bieazo.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 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe 1152 bieazo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 1152 bieazo.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4916 wrote to memory of 1152 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 81 PID 4916 wrote to memory of 1152 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 81 PID 4916 wrote to memory of 1152 4916 0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.exe"C:\Users\Admin\AppData\Local\Temp\0b4162868eead0492f329fe9b4bd3fc374c2be0d11b4c3133f13fce9993bea6d.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:4916 -
C:\Users\Admin\bieazo.exe"C:\Users\Admin\bieazo.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:1152
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
88KB
MD509d44b841bbd315a1884b7ea6a9fc28c
SHA13c700673d6e6e438d3f57c8b2b78e1bd0c84117d
SHA256cab9aa65e03577da2d58237627f31a76b92f47abcc0ce4adce368edba14992be
SHA512045d57d5f5104a67724f0055a6a0590803e84590d63f58c4f8c7483deb21ed2d924e59083420b13a497c6b30903d02e0dfabbe8f3aeb0393f0c6226f79c3599e
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Filesize
88KB
MD509d44b841bbd315a1884b7ea6a9fc28c
SHA13c700673d6e6e438d3f57c8b2b78e1bd0c84117d
SHA256cab9aa65e03577da2d58237627f31a76b92f47abcc0ce4adce368edba14992be
SHA512045d57d5f5104a67724f0055a6a0590803e84590d63f58c4f8c7483deb21ed2d924e59083420b13a497c6b30903d02e0dfabbe8f3aeb0393f0c6226f79c3599e