Analysis

  • max time kernel
    146s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    21-07-2021 16:05

General

  • Target

    Receipt..exe

  • Size

    889KB

  • MD5

    6393d967302f542e074c717e44aa0650

  • SHA1

    9d414bbf84e7c8d670f16e58cfeafa15a539b2bd

  • SHA256

    a2f08d29bb884b329c3d0379d8c700622a913cefb97608ffee6e5dfd4513ede1

  • SHA512

    2f524745837b0c0827f1565adbf75ced090bc249e6fb8e5a2626601470535909aca5d95d700c822df0f2ba21dbda9c7476920c459bee6f5803f5670090bb021b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ombakparadise.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    eng!@#paradise

Signatures

  • AgentTesla

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

  • AgentTesla Payload 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Receipt..exe
    "C:\Users\Admin\AppData\Local\Temp\Receipt..exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:752
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "{path}"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:660
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 392
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        PID:1064

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/660-63-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/660-64-0x0000000000437A3E-mapping.dmp

  • memory/660-68-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/752-60-0x0000000075451000-0x0000000075453000-memory.dmp

    Filesize

    8KB

  • memory/752-61-0x0000000000B30000-0x0000000000B31000-memory.dmp

    Filesize

    4KB

  • memory/752-62-0x0000000000B31000-0x0000000000B32000-memory.dmp

    Filesize

    4KB

  • memory/1064-66-0x0000000000000000-mapping.dmp

  • memory/1064-69-0x0000000002700000-0x000000000281E000-memory.dmp

    Filesize

    1.1MB