Analysis
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max time kernel
95s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-01-2025 01:02
Behavioral task
behavioral1
Sample
OC 44076345.exe
Resource
win7-20240903-en
General
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Target
OC 44076345.exe
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Size
834KB
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MD5
be8f68c345d9f2f95d757df5bd331eaf
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SHA1
f7818e339c05676f265ed085f57392875daebe13
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SHA256
555c6eb8de554cac076806b73ce42e39f867a9801c6fcb944563d30cc1e049ed
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SHA512
0c3b0c8d1110c7ae6f3df6a08fbfc38c263b00ef41c1121f76fdcf9ac525e7398fcc9911a2d117628277ac68bdf10040fa18f079178bc86764565253e65c8a80
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SSDEEP
12288:46Wq4aaE6KwyF5L0Y2D1PqLrSKxsZJfUJt0Q2ikCj9g0UO899wt0V7U9eapvnMmG:OthEVaPqLrSKx530QZkVIYchpFXK7vuU
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.stingatoareincendii.ro - Port:
21 - Username:
[email protected] - Password:
3.*RYhlG)lkA
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 14 ip-api.com -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/404-6-0x0000000000400000-0x00000000004E2000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 404 set thread context of 2692 404 OC 44076345.exe 82 -
resource yara_rule behavioral2/memory/404-0-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral2/memory/404-6-0x0000000000400000-0x00000000004E2000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language OC 44076345.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2692 RegSvcs.exe 2692 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 404 OC 44076345.exe 404 OC 44076345.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2692 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 404 OC 44076345.exe 404 OC 44076345.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 404 OC 44076345.exe 404 OC 44076345.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 404 wrote to memory of 2692 404 OC 44076345.exe 82 PID 404 wrote to memory of 2692 404 OC 44076345.exe 82 PID 404 wrote to memory of 2692 404 OC 44076345.exe 82 PID 404 wrote to memory of 2692 404 OC 44076345.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\OC 44076345.exe"C:\Users\Admin\AppData\Local\Temp\OC 44076345.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:404 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\OC 44076345.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2692
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