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Analysis
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max time kernel
151s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
03/10/2022, 03:16
Static task
static1
Behavioral task
behavioral1
Sample
591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe
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Size
140KB
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MD5
6a1295f7431ae4fd2aec4ecef5b3951d
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SHA1
19849b71026e3292170fd3dc853ebe89fdf0cf73
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SHA256
591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2
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SHA512
bfd74c0e1e5eb0853722010a6b2cfcfbf1b23b622914ea2bd4b3d394e08b38c3e7922676acd776b26dd563d991578cda2ba8ebfb1311339427c1b9839a49edf0
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SSDEEP
1536:T+6Qe6VtKEeYAcANSU+MNG5ipzqNbCa34YaI77UsMJn1ogCnzqLcTJLO01DvqKWt:XZeKBYnAz4R77UsMJn1o9fG+O7
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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" paosoe.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe -
Executes dropped EXE 1 IoCs
pid Process 988 paosoe.exe -
Loads dropped DLL 2 IoCs
pid Process 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe -
Adds Run key to start application 2 TTPs 29 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /x" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /k" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /s" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /l" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /n" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /f" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /o" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /j" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /w" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /t" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /z" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /y" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /a" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /e" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /g" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /d" 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /r" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /b" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /d" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /q" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /c" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /u" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /i" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /v" paosoe.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /m" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /h" paosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\paosoe = "C:\\Users\\Admin\\paosoe.exe /p" paosoe.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 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe 988 paosoe.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 988 paosoe.exe 988 paosoe.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1356 wrote to memory of 988 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 28 PID 1356 wrote to memory of 988 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 28 PID 1356 wrote to memory of 988 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 28 PID 1356 wrote to memory of 988 1356 591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.exe"C:\Users\Admin\AppData\Local\Temp\591101842e9faed8384a27c3596974763c78604bcc54e847d444aaa7dfbdccf2.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:1356 -
C:\Users\Admin\paosoe.exe"C:\Users\Admin\paosoe.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:988
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
140KB
MD5533520d62135a17f8b048729da68ef03
SHA1c2b29c7cf4308a7dbef30762d2a4541a4a5f602f
SHA256e553afa5f8ff1ecc2ea7bc05d4d1c8e2aa9727e8e62aba65bd31129389eafa30
SHA512137162e0903c03ff167a1f5ff25a1cb43369aed122eb4de886e95d303d091a105b5892b4ceab90cd8a6bf019f014cd9b4569475b1a0b92b05e0cd658c548856c
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Filesize
140KB
MD5533520d62135a17f8b048729da68ef03
SHA1c2b29c7cf4308a7dbef30762d2a4541a4a5f602f
SHA256e553afa5f8ff1ecc2ea7bc05d4d1c8e2aa9727e8e62aba65bd31129389eafa30
SHA512137162e0903c03ff167a1f5ff25a1cb43369aed122eb4de886e95d303d091a105b5892b4ceab90cd8a6bf019f014cd9b4569475b1a0b92b05e0cd658c548856c
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Filesize
140KB
MD5533520d62135a17f8b048729da68ef03
SHA1c2b29c7cf4308a7dbef30762d2a4541a4a5f602f
SHA256e553afa5f8ff1ecc2ea7bc05d4d1c8e2aa9727e8e62aba65bd31129389eafa30
SHA512137162e0903c03ff167a1f5ff25a1cb43369aed122eb4de886e95d303d091a105b5892b4ceab90cd8a6bf019f014cd9b4569475b1a0b92b05e0cd658c548856c
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Filesize
140KB
MD5533520d62135a17f8b048729da68ef03
SHA1c2b29c7cf4308a7dbef30762d2a4541a4a5f602f
SHA256e553afa5f8ff1ecc2ea7bc05d4d1c8e2aa9727e8e62aba65bd31129389eafa30
SHA512137162e0903c03ff167a1f5ff25a1cb43369aed122eb4de886e95d303d091a105b5892b4ceab90cd8a6bf019f014cd9b4569475b1a0b92b05e0cd658c548856c