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Analysis
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max time kernel
230s -
max time network
244s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24/11/2022, 00:14
Static task
static1
Behavioral task
behavioral1
Sample
ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe
Resource
win7-20221111-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe
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Size
336KB
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MD5
2727f1d715f374efa26a410ce5b8ca25
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SHA1
8e30cefca9184bed17abd7da646a5b832a40ab56
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SHA256
ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66
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SHA512
db9cbb9a36ab0464196530f0e95023ca754d441c3b8c059fb642566ff95ba2a4309bac2658f11265072579931f2bd62cbd497ae18a4e912e0fe82e3d3b488070
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SSDEEP
6144:r49j2RltrcbSzj2Sh0ITTD/DDyFoW0QOWfwBHGifGnWW9:rKKRltASzj2WHTTD/DDyFoW0QOWIpSW0
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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe Set value (int) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" qaifo.exe -
Executes dropped EXE 1 IoCs
pid Process 588 qaifo.exe -
Loads dropped DLL 2 IoCs
pid Process 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /m" qaifo.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /n" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /c" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /y" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /p" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /z" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /k" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /g" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /i" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /e" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /t" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /x" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /d" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /a" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /w" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /f" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /b" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /n" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /h" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /r" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /v" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /c" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /l" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /u" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /u" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /w" qaifo.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /b" ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /s" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /g" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /x" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /b" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /m" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /c" ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe Key created \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\ qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /z" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /p" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /v" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /t" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /o" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /o" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /f" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /k" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /e" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /h" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /s" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /q" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /q" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /a" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /y" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /j" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /i" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /l" qaifo.exe Set value (str) \REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /d" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /j" qaifo.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\qaifo = "C:\\Users\\Admin\\qaifo.exe /r" qaifo.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 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe 588 qaifo.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 588 qaifo.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 472 wrote to memory of 588 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 28 PID 472 wrote to memory of 588 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 28 PID 472 wrote to memory of 588 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 28 PID 472 wrote to memory of 588 472 ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.exe"C:\Users\Admin\AppData\Local\Temp\ac1b033d8dae60ad9be76ea07ba5478ad0efdc587948ebb7338ab138d83fda66.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:472 -
C:\Users\Admin\qaifo.exe"C:\Users\Admin\qaifo.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:588
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
336KB
MD5bfaff1a14ac01e3cce5391daed753c81
SHA11837a353e0c9bb5e3a7baeb8c2af9c817c2b5aa7
SHA256ff22caf97ad1587c3309d558740164690e392fcd9b05e8a8dd88dc84a7e16680
SHA5124ba775a14d62c0edf84ac1d431b1299bc1dcbc954cdd7f714ec0136ee6d2612d4d9e3ccdc228191d3fa634c0dbc88a27927279e43a2f42ec65d819b5ee13d55d
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Filesize
336KB
MD5bfaff1a14ac01e3cce5391daed753c81
SHA11837a353e0c9bb5e3a7baeb8c2af9c817c2b5aa7
SHA256ff22caf97ad1587c3309d558740164690e392fcd9b05e8a8dd88dc84a7e16680
SHA5124ba775a14d62c0edf84ac1d431b1299bc1dcbc954cdd7f714ec0136ee6d2612d4d9e3ccdc228191d3fa634c0dbc88a27927279e43a2f42ec65d819b5ee13d55d
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Filesize
336KB
MD5bfaff1a14ac01e3cce5391daed753c81
SHA11837a353e0c9bb5e3a7baeb8c2af9c817c2b5aa7
SHA256ff22caf97ad1587c3309d558740164690e392fcd9b05e8a8dd88dc84a7e16680
SHA5124ba775a14d62c0edf84ac1d431b1299bc1dcbc954cdd7f714ec0136ee6d2612d4d9e3ccdc228191d3fa634c0dbc88a27927279e43a2f42ec65d819b5ee13d55d
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Filesize
336KB
MD5bfaff1a14ac01e3cce5391daed753c81
SHA11837a353e0c9bb5e3a7baeb8c2af9c817c2b5aa7
SHA256ff22caf97ad1587c3309d558740164690e392fcd9b05e8a8dd88dc84a7e16680
SHA5124ba775a14d62c0edf84ac1d431b1299bc1dcbc954cdd7f714ec0136ee6d2612d4d9e3ccdc228191d3fa634c0dbc88a27927279e43a2f42ec65d819b5ee13d55d