Analysis
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max time kernel
150s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2022 10:13
Static task
static1
Behavioral task
behavioral1
Sample
fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe
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Size
204KB
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MD5
a06586a1e78d9e9880439d2d307a0050
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SHA1
504d005537be1e1301f94e2727fd5354a86b3286
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SHA256
fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e
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SHA512
81b8c1a31e727b88d678187fdc8593fa970ca84e4484b571166c5595d02370ed19f81d32e44743ffecf058c59355769a26326c299cf0d3e0fc1423ef849bd3c1
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SSDEEP
3072:CMnZLNVnha1paHDLo8xxwhlT2sqcDNvYgWsGKc64gJ3o/pDjOTVwI2n43st:FzVE14LpMlTxDhWUR5GZjOTQKs
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 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" teowoul.exe -
Executes dropped EXE 1 IoCs
pid Process 3832 teowoul.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 fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe -
Adds Run key to start application 2 TTPs 53 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /o" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /T" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /n" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /s" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /d" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /t" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /b" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /G" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /W" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /K" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /y" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /u" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /c" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /f" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /B" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /p" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /D" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /H" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /X" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /V" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /E" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /U" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /I" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /Z" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /z" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /i" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /h" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /g" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /l" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /Y" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /P" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /k" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /e" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /L" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /a" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /F" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /S" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /j" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /J" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /C" teowoul.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /O" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /v" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /w" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /N" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /Q" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /A" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /r" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /R" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /m" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /M" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /x" teowoul.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\teowoul = "C:\\Users\\Admin\\teowoul.exe /q" teowoul.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 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe 3832 teowoul.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 864 fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe 3832 teowoul.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 864 wrote to memory of 3832 864 fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe 84 PID 864 wrote to memory of 3832 864 fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe 84 PID 864 wrote to memory of 3832 864 fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe"C:\Users\Admin\AppData\Local\Temp\fed4d56e5a8a9f06c2fd6fdf0d649d462a18540ed63cd4fbff8b74a382782a3e.exe"1⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Users\Admin\teowoul.exe"C:\Users\Admin\teowoul.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:3832
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
204KB
MD54f1c4ed05ae2c0c7712ea4d142c2e721
SHA13ab91f9f58040a34b9b9b40e105b5ceeea157434
SHA256565c8b17048320fce1d066bd858a37c11e422164354811e4a17f80d2ef63db9e
SHA5123519643f9711c60c4979a293651e8774e8ecd7aa1f5e4a5cfe73ffa79913eaa6690c5fe17e3694f2b6fc57c6f8f61fe43ad5f4b117a6d8b990b2ed0970d60267
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Filesize
204KB
MD54f1c4ed05ae2c0c7712ea4d142c2e721
SHA13ab91f9f58040a34b9b9b40e105b5ceeea157434
SHA256565c8b17048320fce1d066bd858a37c11e422164354811e4a17f80d2ef63db9e
SHA5123519643f9711c60c4979a293651e8774e8ecd7aa1f5e4a5cfe73ffa79913eaa6690c5fe17e3694f2b6fc57c6f8f61fe43ad5f4b117a6d8b990b2ed0970d60267