Analysis
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max time kernel
120s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2023, 10:39
Static task
static1
Behavioral task
behavioral1
Sample
162cbee9afd2ddf1689ca7a01161c8dd.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
162cbee9afd2ddf1689ca7a01161c8dd.exe
Resource
win10v2004-20231215-en
General
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Target
162cbee9afd2ddf1689ca7a01161c8dd.exe
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Size
872KB
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MD5
162cbee9afd2ddf1689ca7a01161c8dd
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SHA1
11410b599de59f6a683ad631f91f85157d9cf466
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SHA256
5ad45e7314fedc92068f3df1d94ea6f97c29f05e62f0e591e38f126223e68a71
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SHA512
4e5d815b44cf0e54b71fd0830bfd13803fd1c2436d5a3c093d4e2ab2506f49ba86e2f548435d3658684c04d9ce6f6ca928caa9134f29a52b4920cda51b3db465
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SSDEEP
12288:plhF4yh+JCiwcYMEUcygb5wwvk1Hncz+Ga0T/ZTYw6Jsui/bajgcwo:LaJCiwhMg6wcB2+2xT
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.privateemail.com - Port:
587 - Username:
[email protected] - Password:
Young84@1
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 behavioral2/memory/1744-16-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation 162cbee9afd2ddf1689ca7a01161c8dd.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2024 set thread context of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 220 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 1744 MSBuild.exe 1744 MSBuild.exe 1744 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe Token: SeDebugPrivilege 1744 MSBuild.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2024 wrote to memory of 220 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 102 PID 2024 wrote to memory of 220 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 102 PID 2024 wrote to memory of 220 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 102 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103 PID 2024 wrote to memory of 1744 2024 162cbee9afd2ddf1689ca7a01161c8dd.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\162cbee9afd2ddf1689ca7a01161c8dd.exe"C:\Users\Admin\AppData\Local\Temp\162cbee9afd2ddf1689ca7a01161c8dd.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XOUdKROJF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC7B5.tmp"2⤵
- Creates scheduled task(s)
PID:220
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1744
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