Analysis
- max time kernel
136s - max time network
123s - platform
windows10_x64 - resource
win10-en-20211208 - submitted
12/01/2022, 08:30
General
- Target e95d6f5819a6e9d4b8b24c7ca432d1f4.exe
- Size 447KB
- Sample220112-kd568sbhdk
- SHA256 b5347abcba9dfc9bdcf610bd8feee1128d9703de3b46f81d3767b9570c9b1bab
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
asus-tv.tk
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 5 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e95d6f5819a6e9d4b8b24c7ca432d1f4.exe"C:\Users\Admin\AppData\Local\Temp\e95d6f5819a6e9d4b8b24c7ca432d1f4.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\e95d6f5819a6e9d4b8b24c7ca432d1f4.exe"C:\Users\Admin\AppData\Local\Temp\e95d6f5819a6e9d4b8b24c7ca432d1f4.exe"2⤵
- Drops file in Drivers directory
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- 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/3824-116-0x0000000000A60000-0x0000000000AD6000-memory.dmp
memory/3824-117-0x00000000059D0000-0x0000000005ECE000-memory.dmp
memory/3824-118-0x00000000054D0000-0x0000000005562000-memory.dmp
memory/3824-119-0x00000000055C0000-0x00000000055CA000-memory.dmp
memory/3824-120-0x00000000054A0000-0x00000000054A1000-memory.dmp
memory/3824-121-0x0000000005730000-0x00000000057CC000-memory.dmp
memory/3824-122-0x0000000005720000-0x000000000572E000-memory.dmp
memory/3824-123-0x0000000007930000-0x000000000797B000-memory.dmp
memory/3824-124-0x0000000007D70000-0x0000000007DE0000-memory.dmp
memory/3824-115-0x0000000000A60000-0x0000000000AD6000-memory.dmp
memory/4444-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4444-128-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4444-129-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4444-130-0x00000000052B0000-0x00000000057AE000-memory.dmp
memory/4444-131-0x0000000004F90000-0x000000000502C000-memory.dmp
memory/4444-132-0x0000000004DB0000-0x00000000052AE000-memory.dmp
memory/4444-133-0x0000000004EB0000-0x0000000004EC8000-memory.dmp
memory/4444-134-0x0000000005AA0000-0x0000000005B06000-memory.dmp
memory/4444-135-0x0000000005E70000-0x0000000005F02000-memory.dmp
memory/4444-136-0x0000000005DF0000-0x0000000005DFA000-memory.dmp