Analysis
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max time kernel
153s -
max time network
167s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/10/2022, 07:22
Static task
static1
Behavioral task
behavioral1
Sample
97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe
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Size
244KB
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MD5
6b754f2724271cc8c97b154b65cc0867
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SHA1
fe7e7f5d9dc8205039464a9140f6701f9b12f366
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SHA256
97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405
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SHA512
26d54099406a1f71ff5f5b8513fce3a9e620aea0146b9192d8358d0420c01c73cb1eaa01eaa4f6cdf18e2a55814b354450a13ba9c9a9a7307791f2f3a2b09d80
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SSDEEP
6144:6R6nw8DFe0qip4r1XNOmNBLxAG7H59R7g0fY4rGK/fObT/bGijVq1Wzr/+mNGXne:6cw8DFe0qip4rZNOm3FAG7H59R7g0fYz
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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" caeno.exe -
Executes dropped EXE 1 IoCs
pid Process 4000 caeno.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe -
Adds Run key to start application 2 TTPs 54 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /t" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /g" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /d" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /e" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /S" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /A" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /z" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /E" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /k" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /I" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /L" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /v" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /Q" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /h" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /w" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /f" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /x" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /U" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /J" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /i" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /W" caeno.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /l" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /O" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /C" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /Y" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /T" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /s" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /b" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /a" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /q" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /F" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /X" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /H" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /R" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /Z" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /c" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /P" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /y" caeno.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /V" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /p" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /B" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /G" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /M" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /K" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /N" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /u" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /m" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /D" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /j" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /Z" 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /r" caeno.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeno = "C:\\Users\\Admin\\caeno.exe /o" caeno.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 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe 4000 caeno.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 4000 caeno.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4564 wrote to memory of 4000 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 82 PID 4564 wrote to memory of 4000 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 82 PID 4564 wrote to memory of 4000 4564 97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.exe"C:\Users\Admin\AppData\Local\Temp\97c22c54f3b93e6d871b4e0993bf7248b71985f505836e3fa19e2fd553e52405.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:4564 -
C:\Users\Admin\caeno.exe"C:\Users\Admin\caeno.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:4000
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
244KB
MD5a07b80a4215d7385bb5c4eb9c6f9c40f
SHA1143d7e644824db860cb74405d6b0c0e15e3b20af
SHA256c6f2b6990d5ce035c6cfbf335dcb9402a4dfbc93e1754958746ba471854db1ca
SHA512094f1b31ca2898786564c5ed147336d155b68fce2de2a07d6f922ba816d1b2e66baf020ce8414ecadc6a5e78ed438d5557ed2f99859c360e886c4f562fde48df
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Filesize
244KB
MD5a07b80a4215d7385bb5c4eb9c6f9c40f
SHA1143d7e644824db860cb74405d6b0c0e15e3b20af
SHA256c6f2b6990d5ce035c6cfbf335dcb9402a4dfbc93e1754958746ba471854db1ca
SHA512094f1b31ca2898786564c5ed147336d155b68fce2de2a07d6f922ba816d1b2e66baf020ce8414ecadc6a5e78ed438d5557ed2f99859c360e886c4f562fde48df