Analysis
- max time kernel
152s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system - submitted
29/11/2022, 17:11
Static task
static1
Behavioral task
behavioral1
Sample
b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe
- Size 232KB
- Sample221129-vql91acb6s
- SHA256 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614
- MD5 39069ed1b5c7c23d1fa999b9cfa7e3d8
- SHA1 23c00f2503d7b67a08cb6b1ac150c599eb7abac9
- SHA512 325050b74bec48db7cc22fcb1aa003ab250ce75589b13d2efe3555251e422c592ae753ea4cea4350c49c1b148924947056875ed654a8e9421996bc709eaafb32
- SSDEEP 6144:Xio3PFKs7STL6eEqxF6snji81RUinKn3Kt+dNFuFE:SSPhPDFoE
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" juoviu.exe - Executes dropped EXE 1 IoCs
pid Process 1064 juoviu.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe - Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /y" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /m" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /q" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /d" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /r" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /g" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /v" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /t" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /f" b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Windows\CurrentVersion\Run\ juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /o" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /x" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /z" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /n" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /j" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /c" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /a" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /f" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /p" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /w" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /k" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /s" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /u" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /i" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /l" juoviu.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\juoviu = "C:\\Users\\Admin\\juoviu.exe /b" juoviu.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe 1064 juoviu.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 1064 juoviu.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3912 wrote to memory of 1064 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 89 PID 3912 wrote to memory of 1064 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 89 PID 3912 wrote to memory of 1064 3912 b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.exe"C:\Users\Admin\AppData\Local\Temp\b8411ebaf739b220cf34d6c37053ffff97f59c666151b8aaab676a8216e45614.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:3912 -
C:\Users\Admin\juoviu.exe"C:\Users\Admin\juoviu.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:1064
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\juoviu.exe
- Size 232KB
- SHA256 88cecc1a8a4b6cf396dccd452f95fdf93f961cba58bc01e533bfef8418450d53
- MD5 36aa79dd68dd103df659b7fa65bb7b7e
- SHA1 cf9274fac5bf6587030a2cf1f1a0b6a42b48e2c4
- SHA512 493acb3591e4b70de3b079c618ddcf1bfcee8fc2698cee34074e85805ebf2cf24e858cbabb929cd5ec42c38695b7ee41ea9970d24afc6a7a5e50c8c532fd4809
- SSDEEP 6144:JJ3PFKs7STL6eEqxF6snji81RUinKn3Kt+dNFmFE:3PhPDFgE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\juoviu.exe
- Size 232KB
- SHA256 88cecc1a8a4b6cf396dccd452f95fdf93f961cba58bc01e533bfef8418450d53
- MD5 36aa79dd68dd103df659b7fa65bb7b7e
- SHA1 cf9274fac5bf6587030a2cf1f1a0b6a42b48e2c4
- SHA512 493acb3591e4b70de3b079c618ddcf1bfcee8fc2698cee34074e85805ebf2cf24e858cbabb929cd5ec42c38695b7ee41ea9970d24afc6a7a5e50c8c532fd4809
- SSDEEP 6144:JJ3PFKs7STL6eEqxF6snji81RUinKn3Kt+dNFmFE:3PhPDFgE
- MD5 SHA1 SHA512 SSDEEP