Analysis
- max time kernel
126s - max time network
130s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
- submitted
08/05/2024, 07:37
General
- Target ryNbjqznxgwb.exe
- Size 2.3MB
- Sample240508-jfza2acb74
- SHA256 98d34263254e4b691f6263c8d58981cbca971497c1d2504ffb2d8e55c857d28c
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.gencoldfire.com
-
Port
587
-
Username
-
Password
U+&%W@y1mSEUOinP
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.gencoldfire.com
-
Port
587
-
Username
-
Password
U+&%W@y1mSEUOinP
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect ZGRat V1 34 IoCs
- PureLog Stealer
PureLog Stealer is an infostealer written in C#.
- PureLog Stealer payload 1 IoCs
- ZGRat
ZGRat is remote access trojan written in C#.
- 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.
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ryNbjqznxgwb.exe"C:\Users\Admin\AppData\Local\Temp\ryNbjqznxgwb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ryNbjqznxgwb.exe"C:\Users\Admin\AppData\Local\Temp\ryNbjqznxgwb.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
ryNbjqznxgwb.exe.log
memory/3320-0-0x000000007499E000-0x000000007499F000-memory.dmp
memory/3320-1-0x00000000008F0000-0x0000000000B38000-memory.dmp
memory/3320-2-0x00000000055B0000-0x00000000057E2000-memory.dmp
memory/3320-3-0x0000000074990000-0x0000000075140000-memory.dmp
memory/3320-4-0x0000000005850000-0x0000000005A82000-memory.dmp
memory/3320-5-0x0000000006060000-0x0000000006604000-memory.dmp
memory/3320-6-0x0000000005BB0000-0x0000000005C42000-memory.dmp
memory/3320-7-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-8-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-37-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-62-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-60-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-70-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-68-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-66-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-64-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-56-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-54-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-52-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-50-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-48-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-46-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-44-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-58-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-42-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-40-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-38-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-35-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-32-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-30-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-26-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-24-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-28-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-22-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-20-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-16-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-14-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-12-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-18-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-10-0x0000000005850000-0x0000000005A7C000-memory.dmp
memory/3320-4887-0x0000000074990000-0x0000000075140000-memory.dmp
memory/3320-4888-0x0000000005D40000-0x0000000005DAC000-memory.dmp
memory/3320-4889-0x0000000005DB0000-0x0000000005DFC000-memory.dmp
memory/3320-4890-0x0000000005F90000-0x0000000005FE4000-memory.dmp
memory/3320-4894-0x0000000074990000-0x0000000075140000-memory.dmp
memory/4368-4896-0x0000000074990000-0x0000000075140000-memory.dmp
memory/4368-4895-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4368-4897-0x00000000057E0000-0x0000000005846000-memory.dmp
memory/4368-4898-0x0000000074990000-0x0000000075140000-memory.dmp
memory/4368-4899-0x0000000006D30000-0x0000000006D80000-memory.dmp
memory/4368-4900-0x0000000006E20000-0x0000000006EBC000-memory.dmp
memory/4368-4901-0x0000000007020000-0x000000000702A000-memory.dmp
memory/4368-4902-0x0000000074990000-0x0000000075140000-memory.dmp