Analysis
- max time kernel
137s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20220331-en - submitted
13/04/2022, 16:14
General
- Target a4d8caed23cf05d31bdeb32f10fed352.exe
- Size 565KB
- Sample220413-tpmcyadch9
- SHA256 c07e61df73d45ea51cac71c5ddb1c35ca5fb7f97f562089a27aef05c51e43a2a
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.morabitur.com
-
Port
587
-
Username
-
Password
morabiTUR10##
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.morabitur.com
-
Port
587
-
Username
-
Password
morabiTUR10##
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a4d8caed23cf05d31bdeb32f10fed352.exe"C:\Users\Admin\AppData\Local\Temp\a4d8caed23cf05d31bdeb32f10fed352.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a4d8caed23cf05d31bdeb32f10fed352.exe"{path}"2⤵
- Drops file in Drivers directory
- 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
a4d8caed23cf05d31bdeb32f10fed352.exe.log
memory/436-124-0x0000000000EC0000-0x0000000000F54000-memory.dmp
memory/436-125-0x0000000005EB0000-0x0000000006454000-memory.dmp
memory/436-126-0x0000000005900000-0x0000000005992000-memory.dmp
memory/436-127-0x0000000005A40000-0x0000000005ADC000-memory.dmp
memory/436-128-0x00000000059B0000-0x00000000059BA000-memory.dmp
memory/2328-130-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2328-132-0x0000000005C10000-0x0000000005C76000-memory.dmp
memory/2328-133-0x00000000062B0000-0x0000000006300000-memory.dmp