Analysis
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max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
13-12-2023 02:18
Static task
static1
Behavioral task
behavioral1
Sample
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe
Resource
win7-20231025-en
Behavioral task
behavioral2
Sample
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe
Resource
win10v2004-20231127-en
General
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Target
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe
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Size
748KB
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MD5
ef850c07c2d8e95e2fea98d6ff2177f2
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SHA1
366b374dc3166ff678bfc9c665282f3a50eaf1c2
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SHA256
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8
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SHA512
d04dcec60688ea2d12e75850674915d28eefe98325fd35b587b001aa07ad9f858681adc27c7fc690eacf724df4fc2d05a6f57c90f17e075d30bc2d39f09d505c
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SSDEEP
12288:T05yw54Jk+lK6zsd5gP8OvRPC6bSUUyJkqvZG05oCiM1dtOQq4OdKyWXG84h:wyYefJ25BOvdC6WUbJTjtzVOdK4vh
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.sysnetglobal.com - Port:
587 - Username:
[email protected] - Password:
Vrsk@131202 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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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.
Processes:
flow ioc 38 ip-api.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exedescription pid process target process PID 1128 set thread context of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2492 4716 WerFault.exe aspnet_compiler.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
aspnet_compiler.exepid process 4716 aspnet_compiler.exe 4716 aspnet_compiler.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
aspnet_compiler.exedescription pid process Token: SeDebugPrivilege 4716 aspnet_compiler.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exedescription pid process target process PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe PID 1128 wrote to memory of 4716 1128 9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe aspnet_compiler.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe"C:\Users\Admin\AppData\Local\Temp\9dbb9909612a626ab5332bad9e1b944d925193d70796eb7fc2651373e6c178f8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1128 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4716 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 18403⤵
- Program crash
PID:2492
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4716 -ip 47161⤵PID:3200