Analysis

  • max time kernel
    145s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    04-05-2021 15:26

General

  • Target

    MZyeln5mSFOjxMx.exe

  • Size

    702KB

  • MD5

    a1f21deabde4ac7fe57170410912cdd2

  • SHA1

    9cd78ad0b7b988373870ddff2048f39bbc2a58df

  • SHA256

    67e900002f5cff55084abd74646c25e1d22cf652cb0142315ab4bdc2906aad53

  • SHA512

    96e9ca5076696300a1621bd4cc90dba8fb589ff9cd88f44c859a4705c07ef780b16c4d47bf6d7b667f0f8172d8095eacf02061cde712a22649cff1510e06feb9

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.iykmoreentrprise.org
  • Port:
    587
  • Username:
    office5@iykmoreentrprise.org
  • Password:
    rwkWCM328

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\MZyeln5mSFOjxMx.exe
    "C:\Users\Admin\AppData\Local\Temp\MZyeln5mSFOjxMx.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Users\Admin\AppData\Local\Temp\MZyeln5mSFOjxMx.exe
      "C:\Users\Admin\AppData\Local\Temp\MZyeln5mSFOjxMx.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:776

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/776-65-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/776-66-0x00000000004374EE-mapping.dmp
  • memory/776-67-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/776-69-0x0000000000630000-0x0000000000631000-memory.dmp
    Filesize

    4KB

  • memory/788-59-0x00000000013A0000-0x00000000013A1000-memory.dmp
    Filesize

    4KB

  • memory/788-61-0x0000000001240000-0x0000000001241000-memory.dmp
    Filesize

    4KB

  • memory/788-62-0x0000000000780000-0x000000000078E000-memory.dmp
    Filesize

    56KB

  • memory/788-63-0x0000000004F10000-0x0000000004F8B000-memory.dmp
    Filesize

    492KB

  • memory/788-64-0x00000000009A0000-0x00000000009DE000-memory.dmp
    Filesize

    248KB