Analysis

  • max time kernel
    144s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2023 13:44

General

  • Target

    630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe

  • Size

    1.4MB

  • MD5

    ee1ba5e2867849f42e5a0d7cbb8a091a

  • SHA1

    6abd4142539516ba942ca352da42775c2755ffcd

  • SHA256

    630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3

  • SHA512

    6dce41e42e4278387eebbae857c27e57f801b269e3b601d6fbb6bba2f52c926f83fbedf1f914fe81dbcb48d0eef9907ace88f448217423896c482ad3c03c868a

  • SSDEEP

    24576:Z6xtk4c+nf9n9NNbFFdXN2/1DyfKvAZVpcocH8Zxo2iotosC+W:D4cKf9n9NNbFFdXN2/oKvEP3ZOR6Cf

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    server1.sqsendy.shop
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    {f];qthoiBBW

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 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 WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
    "C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3204
    • C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
      C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
      2⤵
        PID:4452
      • C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
        C:\Users\Admin\AppData\Local\Temp\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4092

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\630572ffb0dc40275a4645e9354c26e2673eb123bb88237abba3e905fc0073b3.exe.log

      Filesize

      927B

      MD5

      4a911455784f74e368a4c2c7876d76f4

      SHA1

      a1700a0849ffb4f26671eb76da2489946b821c34

      SHA256

      264098e15b5b33d425f3b76e45b7976b58f917048125041135f7e60d8151108c

      SHA512

      4617591400409e1930195795a55e20d5f063042bb3e9fd1955099066e507b6ac8a1e3ae54cc42418e2639149b31bf7e58cd5743670d9030a15e29f14d813815d

    • memory/3204-18-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/3204-1-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/3204-2-0x0000000005A10000-0x0000000005A20000-memory.dmp

      Filesize

      64KB

    • memory/3204-3-0x0000000005A50000-0x0000000005AB4000-memory.dmp

      Filesize

      400KB

    • memory/3204-4-0x0000000005B20000-0x0000000005B78000-memory.dmp

      Filesize

      352KB

    • memory/3204-5-0x0000000005B80000-0x0000000005BC0000-memory.dmp

      Filesize

      256KB

    • memory/3204-6-0x0000000005CC0000-0x0000000005D00000-memory.dmp

      Filesize

      256KB

    • memory/3204-7-0x0000000005D20000-0x0000000005D6C000-memory.dmp

      Filesize

      304KB

    • memory/3204-8-0x0000000006390000-0x0000000006934000-memory.dmp

      Filesize

      5.6MB

    • memory/3204-0-0x0000000000FA0000-0x0000000001114000-memory.dmp

      Filesize

      1.5MB

    • memory/4092-10-0x0000000000400000-0x0000000000440000-memory.dmp

      Filesize

      256KB

    • memory/4092-14-0x0000000005940000-0x0000000005950000-memory.dmp

      Filesize

      64KB

    • memory/4092-15-0x0000000005A80000-0x0000000005AE6000-memory.dmp

      Filesize

      408KB

    • memory/4092-16-0x0000000007240000-0x0000000007290000-memory.dmp

      Filesize

      320KB

    • memory/4092-17-0x0000000007330000-0x00000000073CC000-memory.dmp

      Filesize

      624KB

    • memory/4092-13-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4092-19-0x0000000007570000-0x0000000007602000-memory.dmp

      Filesize

      584KB

    • memory/4092-20-0x0000000007520000-0x000000000752A000-memory.dmp

      Filesize

      40KB

    • memory/4092-21-0x0000000074EE0000-0x0000000075690000-memory.dmp

      Filesize

      7.7MB

    • memory/4092-22-0x0000000005940000-0x0000000005950000-memory.dmp

      Filesize

      64KB