Analysis
- max time kernel
118s - max time network
133s - platform
windows7_x64 - resource
win7-20240508-en - resource tags
- submitted
15/05/2024, 01:00
General
- Target z73CurriculumVitaeCatalinaMunoz.exe
- Size 688KB
- Sample240515-bcnfcshf59
- SHA256 c3ead2fe3d5d25dcf9c9356368e1608b389eacbc9d3a497015e383da4c44377a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.claresbout.com
-
Port
587
-
Username
-
Password
fahaF^V7
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 11 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\z73CurriculumVitaeCatalinaMunoz.exe"C:\Users\Admin\AppData\Local\Temp\z73CurriculumVitaeCatalinaMunoz.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\z73CurriculumVitaeCatalinaMunoz.exe"C:\Users\Admin\AppData\Local\Temp\z73CurriculumVitaeCatalinaMunoz.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2672-14-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-25-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/2672-24-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/2672-22-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/2672-19-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2672-17-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-13-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-9-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2672-21-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3068-1-0x0000000001120000-0x00000000011D2000-memory.dmp
memory/3068-8-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/3068-7-0x000000007441E000-0x000000007441F000-memory.dmp
memory/3068-6-0x0000000004D90000-0x0000000004E12000-memory.dmp
memory/3068-0-0x000000007441E000-0x000000007441F000-memory.dmp
memory/3068-5-0x0000000000980000-0x0000000000996000-memory.dmp
memory/3068-4-0x0000000000970000-0x0000000000980000-memory.dmp
memory/3068-23-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/3068-2-0x00000000008F0000-0x0000000000910000-memory.dmp
memory/3068-3-0x0000000074410000-0x0000000074AFE000-memory.dmp