Analysis

  • max time kernel
    147s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 11:53

General

  • Target

    order.exe

  • Size

    933KB

  • MD5

    68d4c5277ba7dc8677e0efa97d45105c

  • SHA1

    25db18004d8968d97069929edce2edf21a0d0589

  • SHA256

    8f31366103542395f70f39b537d8355e0f59b1605884d0ad2dae0f5c8c8a49d2

  • SHA512

    76d04a5d0a17509a9b14d9371a4526c1b421b7d7d3925d0ac21d198333c0ff1c4592025c7ccdbfd8cf7ad2749b64d2f128aa904be4662451d6adf16c14cf6ef0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    1234567890Bless#

Signatures

  • AgentTesla

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

  • AgentTesla Payload 6 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\order.exe
    "C:\Users\Admin\AppData\Local\Temp\order.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zIkjGhFzvwE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA1CC.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1660
    • C:\Users\Admin\AppData\Local\Temp\order.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • outlook_office_path
      • outlook_win_path
      PID:1536

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpA1CC.tmp

    Filesize

    1KB

    MD5

    6fc549e920e244b7b3d0ae4f1088dcf4

    SHA1

    adbaf0dcd5478a117cade10d52b5ca62cf2bcea4

    SHA256

    40f86cfbf61f280e34605a7ec1927a19bd796c532ceb138903e695eb4f6b635c

    SHA512

    d32cdbcc777699e4c98fa76fc21e83d1af1d6c37f6bbc54dd984a66c00a2183ba0c664cd8d3e4e2d49785fe84fa74d80dbf74504968cae959061335f1e856cf4

  • memory/1464-55-0x0000000000320000-0x000000000032A000-memory.dmp

    Filesize

    40KB

  • memory/1464-56-0x0000000000E40000-0x0000000000E94000-memory.dmp

    Filesize

    336KB

  • memory/1464-57-0x00000000754A1000-0x00000000754A3000-memory.dmp

    Filesize

    8KB

  • memory/1464-54-0x00000000010B0000-0x000000000119E000-memory.dmp

    Filesize

    952KB

  • memory/1536-60-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-61-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-63-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-64-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-65-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-66-0x000000000044742E-mapping.dmp

  • memory/1536-68-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1536-70-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1660-58-0x0000000000000000-mapping.dmp