Analysis

  • max time kernel
    66s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11-05-2021 12:45

General

  • Target

    QTY-3322.exe

  • Size

    743KB

  • MD5

    a3d83561dfbe5040966053844b20d68b

  • SHA1

    02de62dee6785a08b2025fa21ecc8619bd6dcd35

  • SHA256

    8468cc08571c3290982083780878df02735e8dd243dc8fa606741e499303d97e

  • SHA512

    ca710982c00d4b98aee6a467dfb4f8f0264cf8e7139dbd3c6d4a1756bb5c70ff41cf9c7aeee45cf073ce4d3ef96280be36c9d3cbb34b7a3987f954c30b90971c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.frtsolutinos.com
  • Port:
    587
  • Username:
    ops@frtsolutinos.com
  • Password:
    N*+3lzCat9!x

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\QTY-3322.exe
    "C:\Users\Admin\AppData\Local\Temp\QTY-3322.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\QTY-3322.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1588
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 520
        3⤵
          PID:1032

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1032-67-0x0000000000000000-mapping.dmp
    • memory/1032-69-0x0000000000700000-0x0000000000701000-memory.dmp
      Filesize

      4KB

    • memory/1588-62-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1588-63-0x000000000043736E-mapping.dmp
    • memory/1588-66-0x0000000000BB0000-0x0000000000BB1000-memory.dmp
      Filesize

      4KB

    • memory/1652-60-0x00000000754F1000-0x00000000754F3000-memory.dmp
      Filesize

      8KB

    • memory/1652-61-0x0000000000080000-0x0000000000081000-memory.dmp
      Filesize

      4KB

    • memory/1652-65-0x0000000000081000-0x0000000000082000-memory.dmp
      Filesize

      4KB