Analysis
- max time kernel
190s - max time network
195s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
02/05/2022, 14:58
General
- Target ee3a65a55a8a5401508bbb1c768afe90c92f42abb4181f17a32cfebaeb9408ba.exe
- Size 764KB
- Sample220502-schcsafec4
- SHA256 ee3a65a55a8a5401508bbb1c768afe90c92f42abb4181f17a32cfebaeb9408ba
Score
10/10
Malware Config
Extracted
Family
-
matiex
Credentials
-
Protocol
smtp
-
Host
mail.avicorrpinc.com
-
Port
587
-
Username
-
Password
admin@abc123
-
Email to
Signatures
- Matiex
Matiex is a keylogger and infostealer first seen in July 2020.
- Matiex Main Payload 1 IoCs
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ee3a65a55a8a5401508bbb1c768afe90c92f42abb4181f17a32cfebaeb9408ba.exe"C:\Users\Admin\AppData\Local\Temp\ee3a65a55a8a5401508bbb1c768afe90c92f42abb4181f17a32cfebaeb9408ba.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/4256-137-0x0000000000400000-0x0000000000474000-memory.dmp
memory/4256-138-0x0000000005840000-0x00000000058A6000-memory.dmp
memory/4256-139-0x0000000006E50000-0x0000000007012000-memory.dmp
memory/4992-131-0x0000000000BB0000-0x0000000000C76000-memory.dmp
memory/4992-132-0x0000000005CE0000-0x0000000006284000-memory.dmp
memory/4992-133-0x0000000005650000-0x00000000056E2000-memory.dmp
memory/4992-134-0x0000000005630000-0x000000000563A000-memory.dmp
memory/4992-135-0x0000000007C10000-0x0000000007CAC000-memory.dmp