Analysis
- max time kernel
149s - max time network
139s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
10/05/2024, 07:48
General
- Target Material_Technical Spec_Details_Rev0.exe
- Size 364KB
- Sample240510-jm4t4abc2v
- SHA256 6522e1cbb35d2fa5a99b7c723852d05b8c7ebabd3bef0efb6778e4981e34dfc3
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
cp8nl.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Loads dropped DLL 1 IoCs
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Drops file in Program Files directory 2 IoCs
- Drops file in Windows directory 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"C:\Users\Admin\AppData\Local\Temp\Material_Technical Spec_Details_Rev0.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
System.dll
memory/3308-75-0x0000000000490000-0x00000000016E4000-memory.dmp
memory/3308-81-0x0000000036720000-0x00000000367B2000-memory.dmp
memory/3308-86-0x0000000077781000-0x00000000778A1000-memory.dmp
memory/3308-59-0x00000000016F0000-0x0000000003075000-memory.dmp
memory/3308-84-0x00000000016F0000-0x0000000003075000-memory.dmp
memory/3308-61-0x0000000077808000-0x0000000077809000-memory.dmp
memory/3308-62-0x0000000077825000-0x0000000077826000-memory.dmp
memory/3308-82-0x0000000036810000-0x000000003681A000-memory.dmp
memory/3308-78-0x0000000035DF0000-0x0000000036394000-memory.dmp
memory/3308-80-0x00000000366D0000-0x0000000036720000-memory.dmp
memory/3308-76-0x0000000000490000-0x00000000004D0000-memory.dmp
memory/3308-79-0x0000000035D20000-0x0000000035D86000-memory.dmp
memory/3592-77-0x0000000004B60000-0x00000000064E5000-memory.dmp
memory/3592-57-0x0000000077781000-0x00000000778A1000-memory.dmp
memory/3592-56-0x0000000004B60000-0x00000000064E5000-memory.dmp
memory/3592-60-0x0000000004B60000-0x00000000064E5000-memory.dmp
memory/3592-58-0x00000000743D5000-0x00000000743D6000-memory.dmp