Analysis
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max time kernel
93s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 01:30
Static task
static1
Behavioral task
behavioral1
Sample
xzz.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
xzz.exe
Resource
win10v2004-20240802-en
General
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Target
xzz.exe
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Size
100.0MB
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MD5
fc8c06af4f5f9bc5cf9f3eb94ad7503a
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SHA1
de76ed01727013819f9ab3e311dab321c2f691e7
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SHA256
731c4c81c6b56754610fbabeae9663c0586a5e435f9e12b8225af91be630c3a7
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SHA512
c711f589f11c178fa6ff8afe196eb527113e75e36b9ff752dcf8d5447b940d762fdf9d79880d148fa2e4a44a6c78fc94616dffc2fddfeeb3fc5e5b4e9c1f0d10
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SSDEEP
24576:D4lavt0LkLL9IMixoEgeaFNNLSh8ZFA/qoMTBu0Mq9MmCS:Wkwkn9IMHeaF2WZ6gA9aPCS
Malware Config
Extracted
agenttesla
Protocol: ftp- Host:
ftp://ftp.solucionesmexico.mx - Port:
21 - Username:
[email protected] - Password:
dGG^ZYIxX5!B
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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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 15 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1052 set thread context of 3292 1052 xzz.exe 82 -
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 xzz.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3292 RegSvcs.exe 3292 RegSvcs.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1052 xzz.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3292 RegSvcs.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1052 xzz.exe 1052 xzz.exe -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1052 xzz.exe 1052 xzz.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1052 wrote to memory of 3292 1052 xzz.exe 82 PID 1052 wrote to memory of 3292 1052 xzz.exe 82 PID 1052 wrote to memory of 3292 1052 xzz.exe 82 PID 1052 wrote to memory of 3292 1052 xzz.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\xzz.exe"C:\Users\Admin\AppData\Local\Temp\xzz.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:1052 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\xzz.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3292
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