Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-10-2024 06:37

General

  • Target

    Appt.Letter-SCM2403795.pdf.exe

  • Size

    1.2MB

  • MD5

    0aa90b060df8489a4f57fae9a9e7d050

  • SHA1

    0e63264bbd96091f6fd5ad6fc3826a28a6979bb9

  • SHA256

    181d9736138c254a9fa190542fd53cfc314ba0ceb6d67323ab271a99fc080416

  • SHA512

    1eec467dfd4d1ab106ddc7fbee0517ad343abaeb583ae93cddaef5ba3bda43089bc902285d0eb5772e41be5ebf7539f62a2255a5dfbc9badeea7c586003e0942

  • SSDEEP

    24576:ffmMv6Ckr7Mny5QLFtQvgCT3p5kGzs4bIWtk/Ahe5usChkdI:f3v+7/5QLFkJLpyGwOkQhs6kdI

Malware Config

Signatures

  • AgentTesla

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

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Appt.Letter-SCM2403795.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Appt.Letter-SCM2403795.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\Appt.Letter-SCM2403795.pdf.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2732-66-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-1047-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/2732-5-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2732-1048-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-7-0x000000007463E000-0x000000007463F000-memory.dmp

    Filesize

    4KB

  • memory/2732-8-0x00000000003A0000-0x00000000003F4000-memory.dmp

    Filesize

    336KB

  • memory/2732-9-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-11-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-10-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-12-0x0000000000C60000-0x0000000000CB2000-memory.dmp

    Filesize

    328KB

  • memory/2732-14-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-18-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-22-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-24-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-20-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-16-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-13-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-58-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-62-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-72-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-70-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-68-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-6-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2732-3-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2732-60-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-56-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-54-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-52-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-50-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-48-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-46-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-44-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-42-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-40-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-38-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-36-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-34-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-32-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-30-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-28-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-26-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/2732-1045-0x0000000074630000-0x0000000074D1E000-memory.dmp

    Filesize

    6.9MB

  • memory/2732-1046-0x0000000000400000-0x0000000000446000-memory.dmp

    Filesize

    280KB

  • memory/2732-64-0x0000000000C60000-0x0000000000CAC000-memory.dmp

    Filesize

    304KB

  • memory/3004-2-0x0000000003570000-0x0000000003970000-memory.dmp

    Filesize

    4.0MB