Analysis
- max time kernel
139s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20231023-en - resource tags
arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system - submitted
31/10/2023, 12:42
Static task
static1
Behavioral task
behavioral1
Sample
440531ME.EXE.exe
Resource
win7-20231020-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
440531ME.EXE.exe
Resource
win10v2004-20231023-en
7 signatures
150 seconds
General
- Target 440531ME.EXE.exe
- Size 336KB
- Sample231031-pxbtysaa74
- SHA256 ed557334b0e85c886a31ce62976f593cb19c500e2cafa83dcc2a3b484ab86e18
- MD5 5b52bce0cb4a92cad69ca0a71aa3f23e
- SHA1 f5fee2fb303ed3995c2b3cd1646b2d1208b27e5d
- SHA512 9778b595d4698c3d64dd4b4ffc53377985b44d09017a7c3f5bbb2992dc7eb474d4d57c4392bb01a0c351b371539a3858a86ec7edeb2b41a659f9295ba07dc746
- SSDEEP 3072:qDKW1LgppLRHMY0TBfJvjcTp5XJpv8xyfOssWHRJFk48:qDKW1Lgbdl0TBBvjc/Jax2XX
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.mbarieservicesltd.com
-
Port
587
-
Username
-
Password
*o9H+18Q4%;M
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1304 set thread context of 4540 1304 440531ME.EXE.exe 93 - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1304 440531ME.EXE.exe Token: SeDebugPrivilege 4540 Caspol.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 PID 1304 wrote to memory of 4540 1304 440531ME.EXE.exe 93 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3125601242-331447593-1512828465-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\440531ME.EXE.exe"C:\Users\Admin\AppData\Local\Temp\440531ME.EXE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1304 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4540
-