Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    21-05-2024 01:39

General

  • Target

    6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe

  • Size

    757KB

  • MD5

    1e68c8a1bd1803332029ee35e3c1c5d2

  • SHA1

    3debfb4cf61afc49a7069e79eb37d28af5bea1df

  • SHA256

    6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0

  • SHA512

    30b518de6ecb9550cd8fb362a60104d213d17ff2b2cc6afbffd516dac74d578e79feb6ba9e5788d586550a2fd3e222b822927dbb22e1a9c0cbb4dd15e9b5e607

  • SSDEEP

    12288:+ISWET/mr9K+22BEEzFatnVP9W25pozUmbl++XB4+PRxOdNyqNVw4e70PcJWJu:iWtb3BEbP975qUmXNPPIJre7T

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
    "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe
      "C:\Users\Admin\AppData\Local\Temp\6acc7e95d7e83817a3109bfbeb8a6759bb056431a696a5171e820ceb982917e0.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1576-0-0x00000000746BE000-0x00000000746BF000-memory.dmp

    Filesize

    4KB

  • memory/1576-1-0x0000000001020000-0x00000000010E4000-memory.dmp

    Filesize

    784KB

  • memory/1576-2-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/1576-3-0x00000000008A0000-0x00000000008C2000-memory.dmp

    Filesize

    136KB

  • memory/1576-4-0x0000000000850000-0x000000000085C000-memory.dmp

    Filesize

    48KB

  • memory/1576-5-0x00000000008C0000-0x00000000008D0000-memory.dmp

    Filesize

    64KB

  • memory/1576-6-0x0000000005C20000-0x0000000005CA2000-memory.dmp

    Filesize

    520KB

  • memory/1576-20-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-19-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-17-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-15-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2696-12-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-11-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-9-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-21-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-7-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2696-22-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB

  • memory/2696-23-0x00000000746B0000-0x0000000074D9E000-memory.dmp

    Filesize

    6.9MB