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Analysis
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max time kernel
149s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
12/05/2024, 03:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe
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Size
96KB
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MD5
00b2ebbb19bc6d240ee8b9d12176bfb1
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SHA1
678d82091545b5ce8d4dea9dc8f9952da40a2091
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SHA256
ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909
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SHA512
1952cb43d032aecd4229e5ace492d56b93fae1565501e0973f44a59b4ec45e9312308911970c5f38d71d05544eb47a122b686442b787bdc39ae8c7709a7d67cd
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SSDEEP
1536:aIQBH9f6cO/hPkGulSc16l6u+NMMl/KlYv1Tq5ThFfNIjnZS+:M+hAlu8CFFfCnU+
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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe Set value (int) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" pauofak.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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe -
Executes dropped EXE 1 IoCs
pid Process 1996 pauofak.exe -
Adds Run key to start application 2 TTPs 51 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /Q" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /I" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /m" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /S" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /v" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /M" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /q" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /E" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /s" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /T" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /c" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /F" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /A" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /O" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /h" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /b" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /Z" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /d" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /i" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /K" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /n" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /l" ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /a" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /r" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /x" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /y" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /L" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /p" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /u" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /P" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /R" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /w" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /V" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /H" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /g" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /U" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /j" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /e" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /t" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /N" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /X" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /W" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /f" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /Y" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /z" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /C" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /o" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /l" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /k" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /B" pauofak.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\pauofak = "C:\\Users\\Admin\\pauofak.exe /G" pauofak.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe 1996 pauofak.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 1996 pauofak.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3720 wrote to memory of 1996 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 96 PID 3720 wrote to memory of 1996 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 96 PID 3720 wrote to memory of 1996 3720 ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.exe"C:\Users\Admin\AppData\Local\Temp\ca467ef966abeb9e43c7a8556a95a8707f9a2f85f111d72e9995eb10e4fe3909.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:3720 -
C:\Users\Admin\pauofak.exe"C:\Users\Admin\pauofak.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:1996
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4340,i,17096020621006928097,15544233752327415349,262144 --variations-seed-version --mojo-platform-channel-handle=3820 /prefetch:81⤵PID:3928
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
96KB
MD54da830456978b7bbc3208606e38e23bb
SHA17d6f0102045e1b0d15c4b07fe4c616934cb2f249
SHA2564a633345eef082f7a824dc409b18851b124e8ba3e659a1ff081b976bfdb3da26
SHA5122e10715e998d2eeeddb10c4e9d467096f21586621e1c79a8445d9e75b9427e873602390269fae8e78e5a7421b7234b83bf51418f4c57a27aedf69d60d6835a6d