Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    04/12/2020, 09:06

General

  • Target
    PIWKRM20201127A.exe
  • Size 919KB
  • Sample201204-3v7q9cdata
  • SHA256 1e63e95fbffd47595bf5a51147690a3f07b53e3fb7d1ebb78fe77b7054b211af
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    smtp

  • Host

    smtp.shakurjay.com

  • Port

    587

  • Password

    zpwXtxm7

Signatures

  • AgentTesla

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

  • AgentTesla Payload 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 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\PIWKRM20201127A.exe
    "C:\Users\Admin\AppData\Local\Temp\PIWKRM20201127A.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Users\Admin\AppData\Local\Temp\PIWKRM20201127A.exe
      "C:\Users\Admin\AppData\Local\Temp\PIWKRM20201127A.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1596
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 524
        3⤵
          PID:1756

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/1596-4-0x0000000000400000-0x000000000043C000-memory.dmp

          memory/1596-6-0x0000000000400000-0x000000000043C000-memory.dmp

          memory/1596-7-0x0000000000400000-0x000000000043C000-memory.dmp

          memory/1756-10-0x0000000001DA0000-0x0000000001DB1000-memory.dmp