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Analysis
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max time kernel
150s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
07/11/2022, 16:26
Static task
static1
Behavioral task
behavioral1
Sample
885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe
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Size
288KB
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MD5
0b3f06b87940ccf81c2bce8d7e29b488
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SHA1
c933d2722d11b063ae3e48522cabe38563967376
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SHA256
885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09
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SHA512
5cc254345c19c1b0dc15ae4f42191ccf25c1e39a95f1548454bc643810ded6c1767a985805d7eba22c081eaf104dbb2c0e8c91703fc931a484cb8438819aabf6
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SSDEEP
3072:sAC4ldiKOi4rWQRu1deyuap9liS1h1AgY/ZQQEjJJVMrJFiyfXpI9zlIqX4BwBX:LdiyoWVderaEaHAgY/ZQDJJVqiOZmIO
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" 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" faacob.exe -
Executes dropped EXE 1 IoCs
pid Process 1492 faacob.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 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /J" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /L" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /H" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /M" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /n" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /h" 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /F" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /d" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /y" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /v" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /c" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /Y" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /A" faacob.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /X" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /o" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /p" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /Q" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /i" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /s" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /D" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /R" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /P" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /g" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /a" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /t" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /E" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /m" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /N" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /O" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /q" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /C" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /x" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /j" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /I" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /r" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /w" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /k" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /K" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /G" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /z" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /e" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /h" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /T" faacob.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /U" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /b" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /Z" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /S" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /V" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /B" faacob.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\faacob = "C:\\Users\\Admin\\faacob.exe /u" faacob.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 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe 1492 faacob.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 1492 faacob.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4964 wrote to memory of 1492 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 84 PID 4964 wrote to memory of 1492 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 84 PID 4964 wrote to memory of 1492 4964 885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.exe"C:\Users\Admin\AppData\Local\Temp\885ecaf036d009afa9358d90c07362bb0a2279fc1b1987a1984247a3557fec09.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:4964 -
C:\Users\Admin\faacob.exe"C:\Users\Admin\faacob.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:1492
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
288KB
MD5ab77cbab965656c46c93418213c08ebb
SHA10be08ef4578270c43adf5456075d926b16b6d654
SHA256298064e216031743660e368949a0424c368f1ad8070f2e9ed6f354201cd6b880
SHA5128277e219004d6e4f74a03529ce42d144c25da65fb7f7abda21354ac11119f4e47329d15467b2690e301ee260b9a364396735ff7110c87f2b6c53426398168d85
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Filesize
288KB
MD5ab77cbab965656c46c93418213c08ebb
SHA10be08ef4578270c43adf5456075d926b16b6d654
SHA256298064e216031743660e368949a0424c368f1ad8070f2e9ed6f354201cd6b880
SHA5128277e219004d6e4f74a03529ce42d144c25da65fb7f7abda21354ac11119f4e47329d15467b2690e301ee260b9a364396735ff7110c87f2b6c53426398168d85