Analysis
- max time kernel
139s - max time network
124s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
22/12/2023, 14:55
General
- Target ZCJ16630912 Payment.pdf.exe
- Size 716KB
- Sample231222-saffeaebhq
- SHA256 08a1a9925dfe42290e12823fa21cb53cd879fa1895011d2cfa41d1edeb464795
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.ronaldsmith.loan
-
Port
587
-
Username
-
Password
BillionPay$
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ronaldsmith.loan
-
Port
587
-
Username
-
Password
BillionPay$
-
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.
- 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 SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ZCJ16630912 Payment.pdf.exe"C:\Users\Admin\AppData\Local\Temp\ZCJ16630912 Payment.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ZCJ16630912 Payment.pdf.exe"C:\Users\Admin\AppData\Local\Temp\ZCJ16630912 Payment.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
ZCJ16630912 Payment.pdf.exe.log
memory/1072-10-0x00000000065F0000-0x000000000666C000-memory.dmp
memory/1072-17-0x0000000075390000-0x0000000075B40000-memory.dmp
memory/1072-0-0x0000000075390000-0x0000000075B40000-memory.dmp
memory/1072-1-0x0000000000880000-0x000000000093A000-memory.dmp
memory/1072-6-0x00000000055E0000-0x000000000567C000-memory.dmp
memory/1072-5-0x00000000054A0000-0x00000000054AA000-memory.dmp
memory/1072-7-0x0000000005560000-0x0000000005574000-memory.dmp
memory/1072-8-0x00000000055B0000-0x00000000055BA000-memory.dmp
memory/1072-3-0x0000000005300000-0x0000000005392000-memory.dmp
memory/1072-9-0x00000000055C0000-0x00000000055CE000-memory.dmp
memory/1072-4-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/1072-2-0x0000000005810000-0x0000000005DB4000-memory.dmp
memory/4748-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4748-15-0x0000000005120000-0x0000000005130000-memory.dmp
memory/4748-14-0x0000000075390000-0x0000000075B40000-memory.dmp
memory/4748-16-0x00000000050B0000-0x0000000005116000-memory.dmp
memory/4748-18-0x0000000006860000-0x00000000068B0000-memory.dmp
memory/4748-19-0x0000000075390000-0x0000000075B40000-memory.dmp
memory/4748-20-0x0000000005120000-0x0000000005130000-memory.dmp