Analysis
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max time kernel
151s -
max time network
70s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 20:11
Static task
static1
Behavioral task
behavioral1
Sample
a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe
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Size
124KB
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MD5
52d197a8f2403b7cd836dc265b72a988
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SHA1
3407489236adab68e5e148aa4d3ab3b0c18117be
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SHA256
a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65
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SHA512
3087cb8caa73499283f6522e4d1597674e01c72a0566ab34de46c4fee4e49df0ffdacd49769a600e8db82120bd8fdde59263eaa95eed49dd724103c3970b6849
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SSDEEP
3072:ICMQBK3vXvOG2RdYjH08qdLxilMiyfwAfGxMwE:5M2K3vXWG4mzQLxilMiyfwAfGx
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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe Set value (int) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" poaubi.exe -
Executes dropped EXE 1 IoCs
pid Process 772 poaubi.exe -
Loads dropped DLL 2 IoCs
pid Process 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe -
Adds Run key to start application 2 TTPs 50 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /F" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /V" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /a" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /u" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /b" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /P" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /f" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /e" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /Q" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /i" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /O" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /I" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /B" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /s" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /w" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /n" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /j" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /v" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /J" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /u" a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /o" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /G" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /m" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /l" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /Z" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /M" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /R" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /Y" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /N" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /H" poaubi.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /g" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /y" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /c" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /L" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /K" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /A" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /q" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /z" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /p" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /X" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /S" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /C" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /T" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /h" poaubi.exe Key created \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /k" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /d" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /W" poaubi.exe Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\poaubi = "C:\\Users\\Admin\\poaubi.exe /r" poaubi.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 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe 772 poaubi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 772 poaubi.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2028 wrote to memory of 772 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 28 PID 2028 wrote to memory of 772 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 28 PID 2028 wrote to memory of 772 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 28 PID 2028 wrote to memory of 772 2028 a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe"C:\Users\Admin\AppData\Local\Temp\a7b1d62487fe32951ea323c697d16c21e91ad09d76149a501e168a410abe4d65.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Users\Admin\poaubi.exe"C:\Users\Admin\poaubi.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:772
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
124KB
MD5e21f0169e7b82f6a6892b99e0086af84
SHA1a9d89551fae7e0e18708d6b03eaca3a825644103
SHA256362c502399f58015cbc0f424b8223c5ada4d6db496b17516acae89900b5d84b8
SHA512788bbbedb0e498cfc4547bf913af1d9e658b7fa4fecea035322e2b87a4a79a1e7d41dfde5049431831d3c80f0ed587695c5f24ef094206244cb33f76c97c2894
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Filesize
124KB
MD5e21f0169e7b82f6a6892b99e0086af84
SHA1a9d89551fae7e0e18708d6b03eaca3a825644103
SHA256362c502399f58015cbc0f424b8223c5ada4d6db496b17516acae89900b5d84b8
SHA512788bbbedb0e498cfc4547bf913af1d9e658b7fa4fecea035322e2b87a4a79a1e7d41dfde5049431831d3c80f0ed587695c5f24ef094206244cb33f76c97c2894
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Filesize
124KB
MD5e21f0169e7b82f6a6892b99e0086af84
SHA1a9d89551fae7e0e18708d6b03eaca3a825644103
SHA256362c502399f58015cbc0f424b8223c5ada4d6db496b17516acae89900b5d84b8
SHA512788bbbedb0e498cfc4547bf913af1d9e658b7fa4fecea035322e2b87a4a79a1e7d41dfde5049431831d3c80f0ed587695c5f24ef094206244cb33f76c97c2894
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Filesize
124KB
MD5e21f0169e7b82f6a6892b99e0086af84
SHA1a9d89551fae7e0e18708d6b03eaca3a825644103
SHA256362c502399f58015cbc0f424b8223c5ada4d6db496b17516acae89900b5d84b8
SHA512788bbbedb0e498cfc4547bf913af1d9e658b7fa4fecea035322e2b87a4a79a1e7d41dfde5049431831d3c80f0ed587695c5f24ef094206244cb33f76c97c2894