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Analysis
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max time kernel
138s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 08:40
Static task
static1
Behavioral task
behavioral1
Sample
0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe
Resource
win10v2004-20230915-en
General
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Target
0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe
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Size
624KB
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MD5
8fb5ca22085eabbe78929ffacb78cbd9
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SHA1
c68788c4364fce787f78bb228ab02db3c3ddc226
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SHA256
0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94
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SHA512
0c7137e8db9cb018b555faca6e67e94929e62757400f68b5f23888e31aceb07a6a318abf58b88f509a28c5b2cf95029cae2e897a20c4bd0f5841d97ed0d2bc70
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SSDEEP
12288:twx+Uw+MMMDMMMBCUyaJ5GUbT+4aqGvjYUbJ1NFIu5qVMjW28Myv:qMMMDMMMBCKJQUbT+BqcbHItVMj98P
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
sh003.webhostbox.net - Port:
587 - Username:
[email protected] - Password:
bl e ss ing 2 0 2 3 - 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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 55 api.ipify.org 56 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3828 set thread context of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 4800 RegSvcs.exe 4800 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe Token: SeDebugPrivilege 4800 RegSvcs.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 PID 3828 wrote to memory of 4800 3828 0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe 92 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1141987721-3945596982-3297311814-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe"C:\Users\Admin\AppData\Local\Temp\0cdf3f70618d7d304ea20a4319eb6a56173b3e46134aec966f55b20f5505eb94_JC.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3828 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4800
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