Analysis
- max time kernel
130s - max time network
128s - platform
windows10_x64 - resource
win10-en-20210920 - submitted
19/10/2021, 14:12
General
- Target 813641BENTELERdeMéxicoSAdeCV202110193434322.exe
- Size 385KB
- Sample211019-rhvpmaghap
- SHA256 01ef7277bcd8f0ac5259da0e72f1331ed250624a15e74fa44ac9c0f9dcaea096
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.comansi.com
-
Port
587
-
Username
-
Password
JUGuete$2021
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\813641BENTELERdeMéxicoSAdeCV202110193434322.exe"C:\Users\Admin\AppData\Local\Temp\813641BENTELERdeMéxicoSAdeCV202110193434322.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\813641BENTELERdeMéxicoSAdeCV202110193434322.exe"C:\Users\Admin\AppData\Local\Temp\813641BENTELERdeMéxicoSAdeCV202110193434322.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
memory/1700-120-0x00000000059C0000-0x0000000005EBE000-memory.dmp
memory/1700-124-0x0000000009CE0000-0x0000000009CE1000-memory.dmp
memory/1700-119-0x0000000005920000-0x0000000005921000-memory.dmp
memory/1700-115-0x0000000000F40000-0x0000000000F41000-memory.dmp
memory/1700-121-0x00000000059C0000-0x0000000005EBE000-memory.dmp
memory/1700-122-0x00000000059C0000-0x0000000005EBE000-memory.dmp
memory/1700-118-0x00000000059C0000-0x00000000059C1000-memory.dmp
memory/1700-117-0x0000000005EC0000-0x0000000005EC1000-memory.dmp
memory/1700-123-0x0000000009C20000-0x0000000009C28000-memory.dmp
memory/1700-125-0x0000000009D80000-0x0000000009DD8000-memory.dmp
memory/1872-126-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1872-133-0x00000000057E0000-0x0000000005CDE000-memory.dmp
memory/1872-134-0x0000000005990000-0x0000000005991000-memory.dmp
memory/1872-135-0x00000000064D0000-0x00000000064D1000-memory.dmp