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Analysis
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max time kernel
153s -
max time network
189s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 10:05
Static task
static1
Behavioral task
behavioral1
Sample
8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe
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Size
156KB
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MD5
b120bfbd1205850a98d7462253d5d48c
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SHA1
a0cff35e20f35d48e91a1a0af6ab6f17083b608c
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SHA256
8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c
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SHA512
865b652842066e528e406f4b3581bf3e7e1b469e2259c25d97207a3d39666e4939adab7bf4dfa92bcf987ec6492f88f77eb868762eabf12dc0213f8ce58b308e
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SSDEEP
1536:Avan4ngzp0B8ILwNuRe305Xrud5N9jRMmBUKH7zD87/u+JcBqVbv1BsbhbEle+Rl:xogeaufubFKVXcBqB1BnXsjPI
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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" caeher.exe -
Executes dropped EXE 1 IoCs
pid Process 1752 caeher.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /r" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /y" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /e" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /a" caeher.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /x" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /w" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /d" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /m" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /l" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /f" caeher.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /o" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /b" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /c" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /z" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /s" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /p" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /n" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /j" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /h" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /q" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /t" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /i" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /k" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /g" 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /g" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /v" caeher.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\caeher = "C:\\Users\\Admin\\caeher.exe /u" caeher.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 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe 1752 caeher.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 1752 caeher.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4896 wrote to memory of 1752 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 78 PID 4896 wrote to memory of 1752 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 78 PID 4896 wrote to memory of 1752 4896 8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.exe"C:\Users\Admin\AppData\Local\Temp\8c03feb54c731167de10fc188aa7a5440f63f7e76e151401d63d22d325bb467c.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:4896 -
C:\Users\Admin\caeher.exe"C:\Users\Admin\caeher.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:1752
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
156KB
MD5f8f6e47a2086026d1451776ade092598
SHA12236838d74fad0d170674e7c72f1488fdab3fb38
SHA256e4945032b80e29421a9c8d09e51fa8c89800e4e68784a796c25a779801089efc
SHA51288eb2357317c9ac89863f7fd2f383203097e95c7bdcb73eddf7351459061a41ff10e301bba4c17b550f88ed2feb64c120afe971ac54e979fbdff1fc6efcdddb2
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Filesize
156KB
MD5f8f6e47a2086026d1451776ade092598
SHA12236838d74fad0d170674e7c72f1488fdab3fb38
SHA256e4945032b80e29421a9c8d09e51fa8c89800e4e68784a796c25a779801089efc
SHA51288eb2357317c9ac89863f7fd2f383203097e95c7bdcb73eddf7351459061a41ff10e301bba4c17b550f88ed2feb64c120afe971ac54e979fbdff1fc6efcdddb2