Analysis
- max time kernel
149s - max time network
161s - platform
windows10-2004_x64 - resource
win10v2004-20231127-en - resource tags
- submitted
28/11/2023, 14:06
General
- Target obizx.exe
- Size 698KB
- Sample231128-redlyaad37
- SHA256 60809e8d674591bfd67d9544930ec36ebd7f0faea2cbde7e4898f20b6d59c39c
Malware Config
Extracted
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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\obizx.exe"C:\Users\Admin\AppData\Local\Temp\obizx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\obizx.exe"C:\Users\Admin\AppData\Local\Temp\obizx.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/4436-10-0x000000000BDE0000-0x000000000BDEA000-memory.dmp
memory/4436-1-0x00000000002D0000-0x0000000000384000-memory.dmp
memory/4436-2-0x0000000005400000-0x00000000059A4000-memory.dmp
memory/4436-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp
memory/4436-4-0x0000000004FB0000-0x0000000005304000-memory.dmp
memory/4436-5-0x0000000004FA0000-0x0000000004FB0000-memory.dmp
memory/4436-6-0x0000000004F30000-0x0000000004F3A000-memory.dmp
memory/4436-7-0x0000000005A10000-0x0000000005A2A000-memory.dmp
memory/4436-9-0x0000000074A20000-0x00000000751D0000-memory.dmp
memory/4436-8-0x0000000005AC0000-0x0000000005AC8000-memory.dmp
memory/4436-12-0x000000000F810000-0x000000000F8AC000-memory.dmp
memory/4436-11-0x000000000C130000-0x000000000C1AE000-memory.dmp
memory/4436-0-0x0000000074A20000-0x00000000751D0000-memory.dmp
memory/4436-17-0x0000000074A20000-0x00000000751D0000-memory.dmp
memory/4436-15-0x0000000004FA0000-0x0000000004FB0000-memory.dmp
memory/4672-16-0x0000000074A20000-0x00000000751D0000-memory.dmp
memory/4672-13-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4672-18-0x00000000050D0000-0x0000000005136000-memory.dmp
memory/4672-19-0x0000000005F30000-0x0000000005F80000-memory.dmp
memory/4672-20-0x0000000074A20000-0x00000000751D0000-memory.dmp