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Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2022, 05:59

General

  • Target

    PO#1135 - 裕偉.exe

  • Size

    201KB

  • MD5

    904c9f952de691e5ee9b979d0916079d

  • SHA1

    fc9059be19919980ae5df7921fe37981bea10b26

  • SHA256

    f8e71f18713a21ba7b1f935a745a5321f9bdaadb565cb40b7055e3dc25b43d3e

  • SHA512

    a5445cfc4f6a474e9a5177d9861aab9d03f103544e9e30e6dad5801bb6ad1743f1525d2a6e6e5045c07997d8f04a4e8ff5eeecfefb7eb266c225d1bbf204d07c

  • SSDEEP

    3072:P85g3O9SYeSypEII/9UmPWuGDXIpAKWV3JAzfOUQmd4NDVoe/u0x81kXQpB5UULJ:k2SzhRosCj9TV

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.aquariushotelboutique.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    k,eufv#mMklw

Signatures

  • AgentTesla

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

  • AgentTesla payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PO#1135 - 裕偉.exe
    "C:\Users\Admin\AppData\Local\Temp\PO#1135 - 裕偉.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1600
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1460

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1460-138-0x0000000000400000-0x000000000043C000-memory.dmp

    Filesize

    240KB

  • memory/1460-139-0x0000000005390000-0x000000000542C000-memory.dmp

    Filesize

    624KB

  • memory/1460-140-0x0000000005FB0000-0x0000000006016000-memory.dmp

    Filesize

    408KB

  • memory/1460-141-0x0000000000E30000-0x0000000000E80000-memory.dmp

    Filesize

    320KB

  • memory/1600-132-0x0000000000C90000-0x0000000000CC8000-memory.dmp

    Filesize

    224KB

  • memory/1600-133-0x0000000005B40000-0x00000000060E4000-memory.dmp

    Filesize

    5.6MB

  • memory/1600-134-0x0000000005670000-0x0000000005702000-memory.dmp

    Filesize

    584KB

  • memory/1600-135-0x0000000005810000-0x000000000581A000-memory.dmp

    Filesize

    40KB

  • memory/1600-136-0x00000000084F0000-0x0000000008512000-memory.dmp

    Filesize

    136KB