Analysis
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max time kernel
152s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
14-10-2022 10:15
Static task
static1
Behavioral task
behavioral1
Sample
79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe
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Size
108KB
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MD5
68ce83a99796f379209b4f12e72e3bde
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SHA1
26521cba4561702867f70a633a7415133d430ede
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SHA256
79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f
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SHA512
e3203ab14321fc4099989efebd405c187265a7ee1689357fc99d27c544efb425447b5f4f4ed487d78a1fb045a955177fb9dcdfb55331e76717fd2a77263a3c96
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SSDEEP
1536:gXq8iAuismywsTQLw0wF9MGM9K/oKtNgCMbA1bL3N+NM5UfRvNIjnZjU:zTQ/KLOM52vCnh
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" 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" paeihan.exe -
Executes dropped EXE 1 IoCs
pid Process 4800 paeihan.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 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /l" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /k" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /J" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /A" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /a" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /S" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /n" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /H" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /m" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /V" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /W" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /R" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /G" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /r" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /O" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /i" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /x" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /N" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /F" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /Y" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /j" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /g" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /D" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /d" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /I" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /Z" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /v" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /P" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /U" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /K" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /s" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /B" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /z" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /y" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /p" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /t" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /O" 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /T" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /o" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /C" paeihan.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /h" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /b" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /w" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /X" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /u" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /q" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /M" paeihan.exe Key created \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /Q" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /e" paeihan.exe Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paeihan = "C:\\Users\\Admin\\paeihan.exe /L" paeihan.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 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe 4800 paeihan.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 4800 paeihan.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2240 wrote to memory of 4800 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 82 PID 2240 wrote to memory of 4800 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 82 PID 2240 wrote to memory of 4800 2240 79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.exe"C:\Users\Admin\AppData\Local\Temp\79185e03c6c3ae5a2de42e96a4f9458761e093ae4a21c6a59e0c7fe2340f3f1f.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:2240 -
C:\Users\Admin\paeihan.exe"C:\Users\Admin\paeihan.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:4800
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
108KB
MD523df2b6f9b50280917cadff7ad489ff9
SHA1dc861b1caa15888e28b3f21bb9cd63250c246c99
SHA2563350b373bb2574b2f2972e7abfc55d52a1f1d417cda8cf1d9273a1998d85c66f
SHA5120ec21176245d0ea6f287dd34fdc7637d6a6356ecbaafe62251bef61ea2cc944a0ad8f7dabe3001742f8d334d919e56f4afa4b951986e3b4401b59df1abd92ba8
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Filesize
108KB
MD523df2b6f9b50280917cadff7ad489ff9
SHA1dc861b1caa15888e28b3f21bb9cd63250c246c99
SHA2563350b373bb2574b2f2972e7abfc55d52a1f1d417cda8cf1d9273a1998d85c66f
SHA5120ec21176245d0ea6f287dd34fdc7637d6a6356ecbaafe62251bef61ea2cc944a0ad8f7dabe3001742f8d334d919e56f4afa4b951986e3b4401b59df1abd92ba8