Analysis

  • max time kernel
    139s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-05-2024 11:44

General

  • Target

    PO_21052024.exe

  • Size

    677KB

  • MD5

    ac9f9fbbe52650f8fed76e3146b82010

  • SHA1

    02ea9e90e4a059b32e11a2ca0cef4952d290d664

  • SHA256

    52b4fa12c1dc0df270df91125f54b60d90430db216e93aea75a9f11c04977524

  • SHA512

    8f2f070e0a589bd49495e3f92215d11372a47fffd7fa51a3a6a6c0279799155880e9c994ba5a4707dbe6db5ba152f48418272baaaddefb12f706766d8102006c

  • SSDEEP

    12288:z1YifTpRZWk6X4A752GC0s644n1Fu2dmxT9UKbEfuwfT2kR:z2iLZWk6X4A7MY1FzuUK4pfp

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.alitextile.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Myname321@

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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe
    "C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe
      "C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe"
      2⤵
        PID:1064
      • C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe
        "C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe"
        2⤵
          PID:3800
        • C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe
          "C:\Users\Admin\AppData\Local\Temp\PO_21052024.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1676

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO_21052024.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • memory/1676-10-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1676-18-0x0000000074870000-0x0000000075020000-memory.dmp

        Filesize

        7.7MB

      • memory/1676-17-0x0000000006710000-0x0000000006760000-memory.dmp

        Filesize

        320KB

      • memory/1676-16-0x0000000074870000-0x0000000075020000-memory.dmp

        Filesize

        7.7MB

      • memory/1676-15-0x0000000004FB0000-0x0000000005016000-memory.dmp

        Filesize

        408KB

      • memory/1676-14-0x0000000074870000-0x0000000075020000-memory.dmp

        Filesize

        7.7MB

      • memory/5080-8-0x0000000005200000-0x0000000005210000-memory.dmp

        Filesize

        64KB

      • memory/5080-0-0x000000007487E000-0x000000007487F000-memory.dmp

        Filesize

        4KB

      • memory/5080-9-0x00000000061D0000-0x0000000006254000-memory.dmp

        Filesize

        528KB

      • memory/5080-7-0x00000000051E0000-0x00000000051FA000-memory.dmp

        Filesize

        104KB

      • memory/5080-6-0x0000000074870000-0x0000000075020000-memory.dmp

        Filesize

        7.7MB

      • memory/5080-13-0x0000000074870000-0x0000000075020000-memory.dmp

        Filesize

        7.7MB

      • memory/5080-5-0x0000000004F10000-0x0000000004FAC000-memory.dmp

        Filesize

        624KB

      • memory/5080-4-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

        Filesize

        40KB

      • memory/5080-3-0x0000000004BE0000-0x0000000004C72000-memory.dmp

        Filesize

        584KB

      • memory/5080-2-0x0000000005270000-0x0000000005814000-memory.dmp

        Filesize

        5.6MB

      • memory/5080-1-0x0000000000170000-0x000000000021C000-memory.dmp

        Filesize

        688KB