Analysis

  • max time kernel
    118s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 02:12

General

  • Target

    Consigment Docs.exe

  • Size

    712KB

  • MD5

    d1022b868084f1b66bfa7886d99beb6a

  • SHA1

    260ea9ea5fc5169f4e0c4801cf1bbb8f1b77c2d2

  • SHA256

    ae56de5b8d4d89c0644b5dca19f74228561188657b2c6b034837c6c51572ff8a

  • SHA512

    6b59f5edcf84ce66f40e26fc8bba0f913ca2a21b909fa55e6071bfe0342b42b5f75a1e89c87b8178979f8cb39be253272b3959154af8ba12a8ece63d5f782620

  • SSDEEP

    12288:LaCR5leZlN2EwXWoS+fTRzbiuaGvIAs7BMCqjXfaCmiikzaG8liSeXgj3HRYojzN:G+ergZWo31G/JdEjXfa/P6unLHh/F

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
  • Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
  • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
  • Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
  • Detects executables referencing many file transfer clients. Observed in information stealers 5 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Consigment Docs.exe
    "C:\Users\Admin\AppData\Local\Temp\Consigment Docs.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\Consigment Docs.exe
      "C:\Users\Admin\AppData\Local\Temp\Consigment Docs.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1632-0-0x000000007498E000-0x000000007498F000-memory.dmp

    Filesize

    4KB

  • memory/1632-1-0x0000000000930000-0x00000000009E6000-memory.dmp

    Filesize

    728KB

  • memory/1632-2-0x0000000074980000-0x000000007506E000-memory.dmp

    Filesize

    6.9MB

  • memory/1632-3-0x0000000000430000-0x0000000000452000-memory.dmp

    Filesize

    136KB

  • memory/1632-4-0x0000000000450000-0x0000000000460000-memory.dmp

    Filesize

    64KB

  • memory/1632-5-0x0000000004E90000-0x0000000004F12000-memory.dmp

    Filesize

    520KB

  • memory/1632-20-0x0000000074980000-0x000000007506E000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-9-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2744-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2744-19-0x0000000074980000-0x000000007506E000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-21-0x0000000074980000-0x000000007506E000-memory.dmp

    Filesize

    6.9MB

  • memory/2744-36-0x0000000074980000-0x000000007506E000-memory.dmp

    Filesize

    6.9MB