Analysis
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max time kernel
152s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
30-10-2022 17:34
Static task
static1
Behavioral task
behavioral1
Sample
6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe
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Size
292KB
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MD5
8339c641e1597a6e99c55bcca29a5d8f
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SHA1
3a893df1cf3559c251c086a8518698029cbfbfbe
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SHA256
6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352
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SHA512
8cf000083a27a79180d4d8d50b03bfa1e10eb65fe49d197b2211da1063a64b0dc7d95dddf63bfb39da3ef5b2b9d7fa4203504aa627336476b7cf5779d272da81
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SSDEEP
3072:Cn4Od4P9dihOBq7CFLuupaFBzxk7c7awSZohDnjV2S8NmMx3WarRDS5NtpTxzsUi:CSiWLuupszxk7USZoDnp23xmg9AtEU
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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" hioak.exe Set value (int) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe -
Executes dropped EXE 1 IoCs
pid Process 1160 hioak.exe -
Loads dropped DLL 2 IoCs
pid Process 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /O" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /A" hioak.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /W" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /V" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /g" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /p" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /k" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /f" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /r" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /h" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /Y" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /s" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /z" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /J" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /m" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /j" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /E" hioak.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\ hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /B" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /t" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /x" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /S" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /t" 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /U" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /N" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /e" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /H" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /i" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /M" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /y" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /X" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /c" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /I" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /R" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /F" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /a" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /b" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /T" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /P" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /o" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /l" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /D" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /v" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /C" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /L" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /Z" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /n" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /d" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /u" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /K" hioak.exe Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\hioak = "C:\\Users\\Admin\\hioak.exe /q" hioak.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 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe 1160 hioak.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 1160 hioak.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1424 wrote to memory of 1160 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 26 PID 1424 wrote to memory of 1160 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 26 PID 1424 wrote to memory of 1160 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 26 PID 1424 wrote to memory of 1160 1424 6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe 26
Processes
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C:\Users\Admin\AppData\Local\Temp\6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.exe"C:\Users\Admin\AppData\Local\Temp\6b00b2eb5b38ce8029ee73e2c768b2ae49dde5806936f0afa13d5e06d41b9352.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:1424 -
C:\Users\Admin\hioak.exe"C:\Users\Admin\hioak.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:1160
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
292KB
MD5f20b4a647f912a9b19c3eacaad32a340
SHA1272cc40a1cd5c608a15a4dd3b35815a001bd79aa
SHA256c4632e42a528dc04ef839892418ce62c723595f72e6aa8a0ee61086b1c22654f
SHA512b2ce47e851cb4b353d04d4c0c6685198b1815f6cd85d8bf064011f40ab68262b1d262e44213a2af961ed9d4aee128045d61bb1ed01687aca3bc9689a6d3713e2
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Filesize
292KB
MD5f20b4a647f912a9b19c3eacaad32a340
SHA1272cc40a1cd5c608a15a4dd3b35815a001bd79aa
SHA256c4632e42a528dc04ef839892418ce62c723595f72e6aa8a0ee61086b1c22654f
SHA512b2ce47e851cb4b353d04d4c0c6685198b1815f6cd85d8bf064011f40ab68262b1d262e44213a2af961ed9d4aee128045d61bb1ed01687aca3bc9689a6d3713e2
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Filesize
292KB
MD5f20b4a647f912a9b19c3eacaad32a340
SHA1272cc40a1cd5c608a15a4dd3b35815a001bd79aa
SHA256c4632e42a528dc04ef839892418ce62c723595f72e6aa8a0ee61086b1c22654f
SHA512b2ce47e851cb4b353d04d4c0c6685198b1815f6cd85d8bf064011f40ab68262b1d262e44213a2af961ed9d4aee128045d61bb1ed01687aca3bc9689a6d3713e2
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Filesize
292KB
MD5f20b4a647f912a9b19c3eacaad32a340
SHA1272cc40a1cd5c608a15a4dd3b35815a001bd79aa
SHA256c4632e42a528dc04ef839892418ce62c723595f72e6aa8a0ee61086b1c22654f
SHA512b2ce47e851cb4b353d04d4c0c6685198b1815f6cd85d8bf064011f40ab68262b1d262e44213a2af961ed9d4aee128045d61bb1ed01687aca3bc9689a6d3713e2