Analysis

  • max time kernel
    150s
  • max time network
    91s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    29-01-2021 14:38

General

  • Target

    Y6YUOzu5ynWpiPp.exe

  • Size

    738KB

  • MD5

    634e050470e5dd1bbe3a70eb8e728246

  • SHA1

    545edebaf3e37197a4fcc75b4e0c2ee0af225ef2

  • SHA256

    6eb0affd63b0d85be603948881fc6b643103e96e3f68acf1350969e8d09cc7e1

  • SHA512

    f3085d7193a7ecd74f26d650a2ad56d4b66fc81ef2928e2c413438775deb3d27cc5e22ca0f0fc94700f10c8456de56c1ab745c20b2b69cee11ff73e0d4f52179

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yatchbabara.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    j$Mk$NE7

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe
    "C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\Y6YUOzu5ynWpiPp.exe
      "{path}"
      2⤵
        PID:1740

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1096-2-0x0000000074CF0000-0x00000000753DE000-memory.dmp
      Filesize

      6.9MB

    • memory/1096-3-0x0000000000AE0000-0x0000000000AE1000-memory.dmp
      Filesize

      4KB

    • memory/1096-5-0x0000000005060000-0x0000000005061000-memory.dmp
      Filesize

      4KB

    • memory/1096-6-0x00000000003F0000-0x00000000003F4000-memory.dmp
      Filesize

      16KB

    • memory/1096-7-0x0000000004F90000-0x0000000004FF0000-memory.dmp
      Filesize

      384KB

    • memory/1740-9-0x00000000004375DE-mapping.dmp
    • memory/1740-8-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1740-10-0x0000000074CF0000-0x00000000753DE000-memory.dmp
      Filesize

      6.9MB

    • memory/1740-11-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB