Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
01/05/2024, 23:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe
Resource
win7-20240215-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe
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Size
260KB
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MD5
a2c12edf030bf96c1fb3a59b6c422b59
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SHA1
54ee962f04b28ab6f26da01e77d92545ce04217d
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SHA256
6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6
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SHA512
d62e6eef82af77708f7c6dd42a2d9a4cc6774ec264d426e4ce44a3042bc167e0ae7efe406e459469a214bdc3c4df500a98b7b82a66f1efc07240799c270ec3c9
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SSDEEP
6144:kgRz/UhL25VGQllHiU6ZdCFqhVeVHEv+s6:kgRjUhL2lHiU6ZdFPeiF6
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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe Set value (int) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ctkoaq.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-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe -
Executes dropped EXE 1 IoCs
pid Process 3876 ctkoaq.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /D" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /s" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /K" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /e" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /N" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /V" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /a" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /F" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /q" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /p" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /M" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /Z" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /H" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /x" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /r" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /c" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /d" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /C" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /U" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /t" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /i" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /w" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /y" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /l" 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /P" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /G" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /l" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /W" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /L" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /b" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /E" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /u" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /I" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /f" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /g" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /z" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /A" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /j" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /T" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /X" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /S" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /v" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /O" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /o" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /Y" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /J" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /k" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /h" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /Q" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /n" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /m" ctkoaq.exe Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ctkoaq = "C:\\Users\\Admin\\ctkoaq.exe /R" ctkoaq.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe 3876 ctkoaq.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 3876 ctkoaq.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5080 wrote to memory of 3876 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 90 PID 5080 wrote to memory of 3876 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 90 PID 5080 wrote to memory of 3876 5080 6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.exe"C:\Users\Admin\AppData\Local\Temp\6ff2ead0cda1afd3a93d2c3cc65d72b5cee032906150bfe2c9a90289a12ef7e6.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:5080 -
C:\Users\Admin\ctkoaq.exe"C:\Users\Admin\ctkoaq.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:3876
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3712 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:81⤵PID:3512
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
260KB
MD505b28013d1d35a2a88c27e519788e6b8
SHA1b8a18be80c08b2b645bdb5cd941f8c88fc20285a
SHA2563fa5dbc3d13201413b68aa041731b6a10f06d6516ac2e9282c738474dfcce55a
SHA512b2d7ad46acb75add2918338dc55ce9d69a00898b33344e6bfb75e4d84997406d16d7d4e6edc58e21799474087ec9d0b72a6b77ff865052fd07cade56d7e67ba6