Analysis
- max time kernel
120s - max time network
123s - platform
windows7_x64 - resource
win7-20230712-en - resource tags
- submitted
09/08/2023, 20:47
General
- Target Cotización_0082511.pdf.exe
- Size 671KB
- Sample230809-zkvreafd83
- SHA256 e3699bdedcf4bebffc1e2e2af639da53dc9abd0e7bcb4e917def61a01a880b69
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
colicontjal.org.mx
-
Port
587
-
Username
-
Password
@EO$07[XSZw)
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Cotización_0082511.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Cotización_0082511.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Cotización_0082511.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Cotización_0082511.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/816-69-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/816-80-0x0000000004F80000-0x0000000004FC0000-memory.dmp
memory/816-79-0x0000000074250000-0x000000007493E000-memory.dmp
memory/816-78-0x0000000004F80000-0x0000000004FC0000-memory.dmp
memory/816-77-0x0000000074250000-0x000000007493E000-memory.dmp
memory/816-75-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-73-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-71-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-62-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-64-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-65-0x0000000000400000-0x0000000000430000-memory.dmp
memory/816-67-0x0000000000400000-0x0000000000430000-memory.dmp
memory/2312-59-0x0000000001100000-0x0000000001140000-memory.dmp
memory/2312-61-0x00000000056A0000-0x000000000570A000-memory.dmp
memory/2312-60-0x00000000006C0000-0x00000000006CE000-memory.dmp
memory/2312-76-0x0000000074250000-0x000000007493E000-memory.dmp
memory/2312-54-0x0000000074250000-0x000000007493E000-memory.dmp
memory/2312-58-0x0000000074250000-0x000000007493E000-memory.dmp
memory/2312-57-0x0000000000A30000-0x0000000000A4C000-memory.dmp
memory/2312-56-0x0000000001100000-0x0000000001140000-memory.dmp
memory/2312-55-0x0000000001180000-0x000000000122E000-memory.dmp