Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08/04/2021, 11:24

General

  • Target
    #1002021.exe
  • Size 793KB
  • Sample210408-cvpdfdm67a
  • SHA256 c1f2ef3f7a994adba520b81e95a6c792a263d574247d66b7d1e3edce99a4910d
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    mail.yillyenterprise.com

  • Port

    587

  • Password

    ^1.kk2[?w-Yz

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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\#1002021.exe
    "C:\Users\Admin\AppData\Local\Temp\#1002021.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Users\Admin\AppData\Local\Temp\#1002021.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1100

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        memory/1100-65-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1100-67-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1100-69-0x0000000004A10000-0x0000000004A11000-memory.dmp

        memory/1964-59-0x00000000011E0000-0x00000000011E1000-memory.dmp

        memory/1964-61-0x0000000004F50000-0x0000000004F51000-memory.dmp

        memory/1964-62-0x0000000000320000-0x0000000000325000-memory.dmp

        memory/1964-63-0x0000000005880000-0x000000000592F000-memory.dmp

        memory/1964-64-0x0000000005930000-0x00000000059A1000-memory.dmp