Analysis

  • max time kernel
    143s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    20-06-2021 21:04

General

  • Target

    AWB & Shipping Documents.exe

  • Size

    880KB

  • MD5

    7c4194af8b96aba768004cf02dc66ff2

  • SHA1

    0316176e546e300c41ab967ed0b671aa843e5298

  • SHA256

    33a82cfa5ef0f113bfa98be28c2a3d8637423f8e22be91179ee36a907ef808ca

  • SHA512

    e2fd5179e9a86cf428ac2c1b2e02479be736e905c9a280c50989b0f7d76dd9966ec9a0284ac07cc5074d01dd9a455e6a5fff396123369b2f027c229cfc6f2c4f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.excetek-tw.com
  • Port:
    587
  • Username:
    bangerlee@excetek-tw.com
  • Password:
    ^zC)hee7

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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AWB & Shipping Documents.exe
    "C:\Users\Admin\AppData\Local\Temp\AWB & Shipping Documents.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\AWB & Shipping Documents.exe
      "C:\Users\Admin\AppData\Local\Temp\AWB & Shipping Documents.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:456

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/456-67-0x000000000043761E-mapping.dmp
  • memory/456-66-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/456-68-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/456-70-0x0000000004D20000-0x0000000004D21000-memory.dmp
    Filesize

    4KB

  • memory/1056-60-0x0000000001220000-0x0000000001221000-memory.dmp
    Filesize

    4KB

  • memory/1056-62-0x0000000000210000-0x0000000000226000-memory.dmp
    Filesize

    88KB

  • memory/1056-63-0x0000000004DF0000-0x0000000004DF1000-memory.dmp
    Filesize

    4KB

  • memory/1056-64-0x0000000004F90000-0x0000000005005000-memory.dmp
    Filesize

    468KB

  • memory/1056-65-0x00000000008F0000-0x0000000000940000-memory.dmp
    Filesize

    320KB