General
- Target 2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3.exe
- Size 2.3MB
- Sample240611-bgl34aydnj
- SHA256 2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3
- MD5 b9890866a619be0be275e63202134721
- SHA1 74009ac7aa4116fb2e11525852c9ef527a42fa92
- SHA512 dcfbf62a26d366d0c6320f3dd2bb55180cbf128208540386aa7e9141fd37e864058377d58f6a0f85cfd0e748a4e3e0ce0537de14520b119d3677b6f4f11b29ae
- SSDEEP 3072:19B20u4GahTx5IdGAmg1X7JFYG4wycB85GpaiDz6gvMa/rhgD0noB45WrXHmFkZ6:1
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3.exe
Resource
win10v2004-20240508-en
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.oserfech.eu
-
Port
587
-
Username
-
Password
Epicoffice@2024
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.oserfech.eu
-
Port
587
-
Username
-
Password
Epicoffice@2024
-
Email to
Targets
-
- Target 2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3.exe
- Size 2.3MB
- SHA256 2a34fdbd85ede8fa71f6c5133c3b38ce86334a0ec30cec9081b7b5d33cb6edf3
- MD5 b9890866a619be0be275e63202134721
- SHA1 74009ac7aa4116fb2e11525852c9ef527a42fa92
- SHA512 dcfbf62a26d366d0c6320f3dd2bb55180cbf128208540386aa7e9141fd37e864058377d58f6a0f85cfd0e748a4e3e0ce0537de14520b119d3677b6f4f11b29ae
- SSDEEP 3072:19B20u4GahTx5IdGAmg1X7JFYG4wycB85GpaiDz6gvMa/rhgD0noB45WrXHmFkZ6:1
- MD5 SHA1 SHA512 SSDEEP
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
Detect packed .NET executables. Mostly AgentTeslaV4.
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Detects executables packed with or use KoiVM
Detects executables referencing Windows vault credential objects. Observed in infostealers
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Detects executables referencing many email and collaboration clients. Observed in information stealers
Detects executables referencing many file transfer clients. Observed in information stealers
Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Adds Run key to start application
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1