Analysis
- max time kernel
138s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20231127-en - resource tags
- submitted
04/12/2023, 09:25
General
- Target DHL PSZR00000336-EB.exe
- Size 812KB
- Sample231204-ldmkkaac41
- SHA256 6eaee93f96963100221bee90dc15dc6d046951a7ce0a4aafe3ded7bbffa1b0e3
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
EJPEOaG2
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
EJPEOaG2
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"C:\Users\Admin\AppData\Local\Temp\DHL PSZR00000336-EB.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
DHL PSZR00000336-EB.exe.log
memory/3168-10-0x0000000006220000-0x000000000629A000-memory.dmp
memory/3168-2-0x0000000005180000-0x0000000005724000-memory.dmp
memory/3168-3-0x0000000004BD0000-0x0000000004C62000-memory.dmp
memory/3168-4-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
memory/3168-5-0x0000000004D70000-0x0000000004D7A000-memory.dmp
memory/3168-6-0x0000000004E50000-0x0000000004E68000-memory.dmp
memory/3168-7-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/3168-8-0x0000000005D50000-0x0000000005D58000-memory.dmp
memory/3168-0-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/3168-9-0x0000000005D60000-0x0000000005D6A000-memory.dmp
memory/3168-1-0x0000000000130000-0x0000000000202000-memory.dmp
memory/3168-18-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/3168-11-0x0000000005E70000-0x0000000005F0C000-memory.dmp
memory/4880-15-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4880-16-0x0000000005050000-0x0000000005060000-memory.dmp
memory/4880-12-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4880-17-0x0000000005060000-0x00000000050C6000-memory.dmp
memory/4880-21-0x0000000005E30000-0x0000000005E80000-memory.dmp
memory/4880-22-0x0000000074670000-0x0000000074E20000-memory.dmp
memory/4880-23-0x0000000005050000-0x0000000005060000-memory.dmp