Analysis
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max time kernel
102s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 13:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Vex Cleaner.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
10 signatures
300 seconds
General
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Target
Vex Cleaner.exe
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Size
1.1MB
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MD5
afadad365922c382478237adb7358e7e
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SHA1
c997604934c2c33c9c6cf053284e6d328ebeed22
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SHA256
3f8659c025da48e22c9af49e2944d7e7f9d4e2a4e7b8ec6c7dc88791c2c2e3f9
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SHA512
572582f75cc5a4951d18048c3c33f7df135078ba01a7348bda7a326229a1ffc09596e5e798e96645bb37a9786c603422bc3664b7364ef5c4debd37d94b3ddbd3
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SSDEEP
24576:X/dngwtlaHxN8KUWVe6tw2wvKhLnekqjVnlqud+/2P+As:X/dngwwHv5VbtHw1kqXfd+/9A
Score
10/10
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
resource yara_rule behavioral1/memory/2508-2-0x000001106A840000-0x000001106AA36000-memory.dmp family_agenttesla -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\eventvwr.msc mmc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Vex Cleaner.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer Vex Cleaner.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion Vex Cleaner.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2508 Vex Cleaner.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2276 mmc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2508 Vex Cleaner.exe Token: SeBackupPrivilege 2508 Vex Cleaner.exe Token: SeSecurityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe Token: SeIncBasePriorityPrivilege 2276 mmc.exe Token: 33 2276 mmc.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2276 mmc.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2276 mmc.exe 2276 mmc.exe 2276 mmc.exe 2276 mmc.exe 2276 mmc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Vex Cleaner.exe"C:\Users\Admin\AppData\Local\Temp\Vex Cleaner.exe"1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2508
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C:\Windows\system32\mmc.exe"C:\Windows\system32\mmc.exe" "C:\Windows\system32\eventvwr.msc" /s1⤵
- Drops file in System32 directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:2276
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:4084