Analysis

  • max time kernel
    41s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2023 01:09

General

  • Target

    1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe

  • Size

    1.1MB

  • MD5

    1f64a1fccb2ccf2a7b3b8bd3fd40b3c3

  • SHA1

    abf690443bf75433e86c565cc7c0ffb3ee56d67c

  • SHA256

    1fbfc85cb0739606eda3aa7ee754fd438ad9b24c4d674dac6db8864de954ef62

  • SHA512

    93e8fc26e969753a9f5c8799aa3a9a79a719cce655fc91c4f344a8cba9dc32537583574dcac55213177d8bbfdc6a6ed23a604b1406c4d4ad79ea9a124277ac4b

  • SSDEEP

    12288:9zlh2ZZpCKmnA8ebZj5/dDXPUAvoZnW5lHH4Qsex0XAByK9dbIMXVXN1edOO4ADs:Z29mnA8IZj5/dDlkWf494cg59rrKx4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @#yandel@>20$

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

Processes

  • C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe
    "C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe"
    1⤵
      PID:2864
      • C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe
        "C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe"
        2⤵
          PID:4780
        • C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe
          "C:\Users\Admin\AppData\Local\Temp\1f64a1fccb2ccf2a7b3b8bd3fd40b3c3.exe"
          2⤵
            PID:628
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BavckLWtTsWaPN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFACB.tmp"
            2⤵
            • Creates scheduled task(s)
            PID:800

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2864-10-0x0000000006530000-0x00000000065D6000-memory.dmp

          Filesize

          664KB

        • memory/2864-2-0x00000000054D0000-0x0000000005A74000-memory.dmp

          Filesize

          5.6MB

        • memory/2864-20-0x0000000074620000-0x0000000074DD0000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-6-0x0000000004FE0000-0x0000000004FEA000-memory.dmp

          Filesize

          40KB

        • memory/2864-5-0x0000000005290000-0x00000000052A0000-memory.dmp

          Filesize

          64KB

        • memory/2864-0-0x0000000000400000-0x0000000000524000-memory.dmp

          Filesize

          1.1MB

        • memory/2864-7-0x0000000005280000-0x0000000005292000-memory.dmp

          Filesize

          72KB

        • memory/2864-8-0x0000000074620000-0x0000000074DD0000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-11-0x0000000008D50000-0x0000000008DA6000-memory.dmp

          Filesize

          344KB

        • memory/2864-1-0x0000000074620000-0x0000000074DD0000-memory.dmp

          Filesize

          7.7MB

        • memory/2864-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp

          Filesize

          584KB

        • memory/2864-4-0x0000000005060000-0x00000000050FC000-memory.dmp

          Filesize

          624KB

        • memory/2864-9-0x0000000005290000-0x00000000052A0000-memory.dmp

          Filesize

          64KB

        • memory/4780-22-0x0000000005020000-0x0000000005030000-memory.dmp

          Filesize

          64KB

        • memory/4780-17-0x0000000000400000-0x0000000000456000-memory.dmp

          Filesize

          344KB

        • memory/4780-28-0x0000000005F20000-0x0000000005F70000-memory.dmp

          Filesize

          320KB

        • memory/4780-23-0x0000000005360000-0x0000000005378000-memory.dmp

          Filesize

          96KB

        • memory/4780-24-0x0000000005D40000-0x0000000005DA6000-memory.dmp

          Filesize

          408KB

        • memory/4780-25-0x0000000074620000-0x0000000074DD0000-memory.dmp

          Filesize

          7.7MB

        • memory/4780-26-0x0000000005020000-0x0000000005030000-memory.dmp

          Filesize

          64KB

        • memory/4780-29-0x0000000005020000-0x0000000005030000-memory.dmp

          Filesize

          64KB

        • memory/4780-21-0x0000000074620000-0x0000000074DD0000-memory.dmp

          Filesize

          7.7MB