Analysis

  • max time kernel
    137s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    18-10-2021 02:30

General

  • Target

    Status of Payment.exe

  • Size

    447KB

  • MD5

    0a319fcaff75155af14b98f3292a1b1e

  • SHA1

    0a15198b36eea03b3bec2e599e8c5cc8830fc6b2

  • SHA256

    405b3676366ea03fa6a3673499137339c4abe643b9d73eb027bdd7bb255788de

  • SHA512

    bb823d2659a8feb5cd9bbc89cbaea6734873772c848278a8599385983307c82802bfa5e56d1310475a5d1ad4db1c1f5f27d9c93ac37f470e80f9511613e29505

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Everest10

Signatures

  • AgentTesla

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

  • AgentTesla Payload 5 IoCs
  • 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
    "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1112
    • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
      "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
      2⤵
        PID:1740
      • C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe
        "C:\Users\Admin\AppData\Local\Temp\Status of Payment.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1392

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1112-53-0x0000000000B50000-0x0000000000B51000-memory.dmp

      Filesize

      4KB

    • memory/1112-55-0x00000000751A1000-0x00000000751A3000-memory.dmp

      Filesize

      8KB

    • memory/1112-56-0x0000000004D30000-0x0000000004D31000-memory.dmp

      Filesize

      4KB

    • memory/1112-57-0x0000000000980000-0x0000000000988000-memory.dmp

      Filesize

      32KB

    • memory/1112-58-0x0000000002150000-0x00000000021A8000-memory.dmp

      Filesize

      352KB

    • memory/1392-59-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-60-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-62-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-61-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-64-0x0000000000436D3E-mapping.dmp

    • memory/1392-63-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-65-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1392-67-0x0000000004AA0000-0x0000000004AA1000-memory.dmp

      Filesize

      4KB