Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-05-2024 13:21

General

  • Target

    581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242.exe

  • Size

    902KB

  • MD5

    23626a822afb45c288acf9fabbef5ad1

  • SHA1

    4e0db9f021191084331d9ed7164f066fe1003f06

  • SHA256

    581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242

  • SHA512

    6d098502008b94d46abd74bbc5a9c53f7101da6538f44e634fb2556e970950474193c43de03dd37f56442fb4a5e47a6449f462e3a598a10602f20851f178b2b6

  • SSDEEP

    12288:C8zWaRWoy6JBmtWTDNO9UEJEgR4ADxRuAoZzqCqw+FWzu7rxK4qLEDkR:C8zWMMcBXTPg7CqwQrFo1

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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 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 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\581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242.exe
    "C:\Users\Admin\AppData\Local\Temp\581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Users\Admin\AppData\Local\Temp\581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242.exe
      "C:\Users\Admin\AppData\Local\Temp\581ebd71502e26428ff03f5d743fbea09b17d22779e739c41022ac41cfac0242.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2628-8-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-10-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-16-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2628-18-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-21-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2628-6-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-14-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2628-22-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2628-20-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2628-7-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2972-5-0x00000000050A0000-0x0000000005124000-memory.dmp

    Filesize

    528KB

  • memory/2972-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

    Filesize

    4KB

  • memory/2972-3-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2972-19-0x0000000074C10000-0x00000000752FE000-memory.dmp

    Filesize

    6.9MB

  • memory/2972-2-0x00000000004E0000-0x00000000004FA000-memory.dmp

    Filesize

    104KB

  • memory/2972-1-0x0000000000940000-0x0000000000A24000-memory.dmp

    Filesize

    912KB

  • memory/2972-4-0x0000000000320000-0x0000000000330000-memory.dmp

    Filesize

    64KB