Analysis
- max time kernel
134s - max time network
114s - platform
windows10_x64 - resource
win10v20210408 - submitted
14/09/2021, 06:17
General
- Target ee5s192YZ34Ybve.exe
- Size 495KB
- Sample210914-g13svaabaq
- SHA256 fa8ac3eb7439db4ff52b0a5078d22c95305a9bbff2d94292e2b1fbfb01df50d2
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.bonfigliolli.com
-
Port
587
-
Username
-
Password
WLyxQCQ3
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"C:\Users\Admin\AppData\Local\Temp\ee5s192YZ34Ybve.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2760-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2760-134-0x00000000059D0000-0x00000000059D1000-memory.dmp
memory/2760-133-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
memory/2760-132-0x0000000004D50000-0x000000000524E000-memory.dmp
memory/3492-119-0x0000000004DF0000-0x00000000052EE000-memory.dmp
memory/3492-122-0x00000000052C0000-0x00000000052C7000-memory.dmp
memory/3492-123-0x0000000008DC0000-0x0000000008E25000-memory.dmp
memory/3492-124-0x000000000B5C0000-0x000000000B5FC000-memory.dmp
memory/3492-121-0x0000000008890000-0x0000000008891000-memory.dmp
memory/3492-120-0x0000000005190000-0x0000000005191000-memory.dmp
memory/3492-114-0x0000000000420000-0x0000000000421000-memory.dmp
memory/3492-118-0x00000000057F0000-0x00000000057F1000-memory.dmp
memory/3492-117-0x0000000004E90000-0x0000000004E91000-memory.dmp
memory/3492-116-0x00000000052F0000-0x00000000052F1000-memory.dmp