Analysis
- max time kernel
4294191s - max time network
119s - platform
windows7_x64 - resource
win7-20220310-en - submitted
11/03/2022, 12:49
Static task
static1
Behavioral task
behavioral1
Sample
0098731.exe
Resource
win7-20220310-en
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
0098731.exe
Resource
win10v2004-en-20220113
0 signatures
0 seconds
General
- Target 0098731.exe
- Size 16KB
- Sample220311-p2cbaacecm
- SHA256 700a6ba703505b60689b1e935be88efc68ec5a00cddfa9044f571c9c7285d2c2
- MD5 37563b088fd5f686672b954e9a4fbbd7
- SHA1 8822dc943ea1ca26197b5503e03c28aa7c4b4ebd
- SHA512 4a468b2947aa777f4bdcc12506de49adc4af456013ebab5177ae83f21d3b416300fc7a84b6c6017deda553040ea410611a6a4b94caa093f089fef7ad1f742fa3
- MD5 SHA1 SHA512
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.escueladeseguridadmaritima.com
-
Port
587
-
Username
-
Password
JUsatelite2020
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 5 IoCs
resource yara_rule behavioral1/memory/1940-64-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1940-66-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1940-68-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1940-72-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/1940-70-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla - Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows\CurrentVersion\Run\Luhncmpm = "\"C:\\Users\\Admin\\AppData\\Roaming\\Epkun\\Luhncmpm.exe\"" 0098731.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1368 set thread context of 1940 1368 0098731.exe 29 - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1368 0098731.exe 1940 MSBuild.exe 1940 MSBuild.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1368 0098731.exe Token: SeDebugPrivilege 1940 MSBuild.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 PID 1368 wrote to memory of 1940 1368 0098731.exe 29 - outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2932610838-281738825-1127631353-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0098731.exe"C:\Users\Admin\AppData\Local\Temp\0098731.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1940
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