Analysis
- max time kernel
97s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
- submitted
20/02/2023, 07:13
General
- Target Inquiry specifications.exe
- Size 387KB
- Sample230220-h14ktaaa46
- SHA256 b7edcf412d229e488db5a92975a1b2398f4bc4e7dc0317f9e226b706140994f2
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.galaxybreakdown.co.za
-
Port
587
-
Username
-
Password
eva369
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Executes dropped EXE 2 IoCs
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Inquiry specifications.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry specifications.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\szriael.exe"C:\Users\Admin\AppData\Local\Temp\szriael.exe" C:\Users\Admin\AppData\Local\Temp\mzwqcqbpij.yz2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\szriael.exe"C:\Users\Admin\AppData\Local\Temp\szriael.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
lnbfl.n
mzwqcqbpij.yz
szriael.exe
szriael.exe
szriael.exe
memory/4384-139-0x0000000004980000-0x0000000004F24000-memory.dmp
memory/4384-140-0x0000000000400000-0x0000000000441000-memory.dmp
memory/4384-141-0x0000000004FA0000-0x0000000005006000-memory.dmp
memory/4384-142-0x0000000005880000-0x0000000005912000-memory.dmp
memory/4384-143-0x00000000059A0000-0x00000000059AA000-memory.dmp
memory/4384-144-0x0000000005A30000-0x0000000005A80000-memory.dmp
memory/4384-145-0x0000000005CD0000-0x0000000005E92000-memory.dmp
memory/4384-146-0x0000000005C10000-0x0000000005CAC000-memory.dmp