Analysis
- max time kernel
147s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
11/07/2022, 12:26
Static task
static1
Behavioral task
behavioral1
Sample
PI.exe
Resource
win7-20220414-en
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
PI.exe
Resource
win10v2004-20220414-en
0 signatures
0 seconds
General
- Target PI.exe
- Size 829KB
- Sample220711-pl66qabdd2
- SHA256 e65533355249a91e43fd183cfb6d1e565da328dd053a73c705272f402b4086eb
- MD5 3538e52e1e29175992981f3fa22852da
- SHA1 5bb5c658b9c1fe4394a92f0b24a7dca7fcb800e7
- SHA512 937d9b43eb4fe24afe04c388aac05d76828864cbda47051aa1f4e7f5afb232385c2c1058ecbe72ac29130616206cc78d6b4f0251822940fd78ecde1615495241
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
agenttesla
C2
-
https://api.telegram.org/bot2134979594:AAFk4QkrlHlt2a-q-EhIoHZBbzxSH0QxiBI/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla payload 1 IoCs
resource yara_rule behavioral2/memory/2180-136-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla - Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts MSBuild.exe - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2872 set thread context of 2180 2872 PI.exe 83 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2872 PI.exe 2180 MSBuild.exe 2180 MSBuild.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2872 PI.exe Token: SeDebugPrivilege 2180 MSBuild.exe - Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 PID 2872 wrote to memory of 2180 2872 PI.exe 83 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\PI.exe"C:\Users\Admin\AppData\Local\Temp\PI.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"{path}"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2180
-