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Analysis
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max time kernel
150s -
max time network
127s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
26/03/2024, 21:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
Resource
win7-20240221-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
Resource
win10v2004-20231215-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe
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Size
204KB
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MD5
64460fbebd052bad28f6a158b97578bf
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SHA1
f91d0e94f5fa4eac5a1ab19ebfc489a4d5815eec
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SHA256
781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87
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SHA512
c4f50b5dd7f701f70eb7f3d22371e07436253af0deaa8f5128e44ef63eba7c56c914ce2a1e56f42dd4119be4d20cbe2606a667cb48632fff321f452fdc5423fd
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SSDEEP
3072:hgEtIXV2p3zf+sJZY1Pm+Auw3jjOPyzgKxycD12XHvGcVdNQXZp:Bggz2sJZC3SjBzbZWwH
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-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zauver.exe Set value (int) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe -
Executes dropped EXE 1 IoCs
pid Process 2068 zauver.exe -
Loads dropped DLL 2 IoCs
pid Process 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /T" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /r" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /Y" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /W" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /R" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /i" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /C" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /H" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /e" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /y" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /V" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /Z" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /S" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /x" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /N" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /w" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /X" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /c" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /t" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /z" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /M" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /E" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /K" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /u" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /D" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /s" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /I" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /G" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /H" 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /l" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /L" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /j" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /d" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /a" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /m" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /P" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /U" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /v" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /J" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /F" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /n" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /q" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /g" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /O" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /k" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /f" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /B" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /o" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /h" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /Q" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /p" zauver.exe Set value (str) \REGISTRY\USER\S-1-5-21-778096762-2241304387-192235952-1000\Software\Microsoft\Windows\CurrentVersion\Run\zauver = "C:\\Users\\Admin\\zauver.exe /b" zauver.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 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe 2068 zauver.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 2068 zauver.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2068 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 28 PID 2848 wrote to memory of 2068 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 28 PID 2848 wrote to memory of 2068 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 28 PID 2848 wrote to memory of 2068 2848 781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.exe"C:\Users\Admin\AppData\Local\Temp\781114cbac611eeb5723fbc15d658e00f89054f09913b82a8ba5225cb5b2bb87.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:2848 -
C:\Users\Admin\zauver.exe"C:\Users\Admin\zauver.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:2068
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
204KB
MD574ca632b3b1b2cf871da549a20a1ae7f
SHA166260eebe053552361f9eff8d24be0f896a20870
SHA2561430ccf96df0ac7907baa3bba50a980ca0ee5263ba5b4a2b3d0c20299e4d1f3f
SHA51227c00dffd844650297c594f09907b8bb09a8e382032dd2f98fe84521777c43fb42f73a5b182354b227db61947d2cb334a4b2887b7839cbf4dcd4595f7410356c