Analysis
- max time kernel
128s - max time network
138s - platform
windows10_x64 - resource
win10-en-20211104 - submitted
19/11/2021, 06:08
General
- Target HSBC Payment Advice - Customer REF A0019G1109_100182.exe
- Size 438KB
- Sample211119-gvxpmscdc8
- SHA256 91053757c5ad52912d0665dcd7cb2b35abe6e8b795bb7e6f821d0f241cb6be91
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot1881721018:AAFgjKCKDmGZSPG9IqaTLsC7W4rwVP8dqs0/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Drops file in Drivers directory 1 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
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"2⤵
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-
C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"C:\Users\Admin\AppData\Local\Temp\HSBC Payment Advice - Customer REF A0019G1109_100182.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/528-128-0x0000000000400000-0x000000000043C000-memory.dmp
memory/528-137-0x0000000005B30000-0x0000000005B31000-memory.dmp
memory/528-136-0x00000000052A0000-0x00000000052A1000-memory.dmp
memory/528-135-0x0000000004DD0000-0x00000000052CE000-memory.dmp
memory/2632-122-0x0000000004C90000-0x0000000004C91000-memory.dmp
memory/2632-126-0x0000000006AD0000-0x0000000006AD1000-memory.dmp
memory/2632-127-0x0000000007190000-0x00000000071FB000-memory.dmp
memory/2632-125-0x0000000006B70000-0x0000000006B71000-memory.dmp
memory/2632-124-0x0000000004C90000-0x000000000518E000-memory.dmp
memory/2632-123-0x0000000005080000-0x0000000005086000-memory.dmp
memory/2632-118-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/2632-121-0x0000000004D30000-0x0000000004D31000-memory.dmp
memory/2632-120-0x0000000005190000-0x0000000005191000-memory.dmp