Analysis
- max time kernel
147s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
10/07/2023, 14:01
General
- Target Purchase Order.#01222023.exe
- Size 727KB
- Sample230710-rbjnsaca41
- SHA256 dc7f9c2cbc0466c884b6fcfa3430a74b2e582446e4560133495cabb5ce05c940
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.methobsindia.com
-
Port
587
-
Username
-
Password
blessing2023
-
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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order.#01222023.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
Purchase Order.#01222023.exe.log
memory/3616-139-0x0000000004B70000-0x0000000004B80000-memory.dmp
memory/3616-135-0x0000000004BA0000-0x0000000004C32000-memory.dmp
memory/3616-136-0x0000000004B40000-0x0000000004B4A000-memory.dmp
memory/3616-137-0x0000000004DD0000-0x0000000004E6C000-memory.dmp
memory/3616-138-0x0000000004B70000-0x0000000004B80000-memory.dmp
memory/3616-133-0x00000000000C0000-0x000000000017C000-memory.dmp
memory/3616-134-0x0000000005150000-0x00000000056F4000-memory.dmp
memory/4916-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4916-143-0x0000000005610000-0x0000000005676000-memory.dmp
memory/4916-144-0x0000000005770000-0x0000000005780000-memory.dmp
memory/4916-145-0x0000000006D90000-0x0000000006DE0000-memory.dmp
memory/4916-146-0x0000000006FB0000-0x0000000007172000-memory.dmp
memory/4916-147-0x0000000005770000-0x0000000005780000-memory.dmp