Analysis

  • max time kernel
    124s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231127-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-12-2023 01:07

General

  • Target

    abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe

  • Size

    15KB

  • MD5

    60e1ecc53db5a5cf58a5e6477c7eaf71

  • SHA1

    fca28e1db36972b593fc75eda58b2303d93a593f

  • SHA256

    abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832

  • SHA512

    e7b8faad12d8b9f598fbe57f2986dfd38533e54c7a797bb0e80b379d92b772cf279d50b9315613e9a5c46a502d101406c32f6045cfc1ddc1d631e0250212cbd4

  • SSDEEP

    192:LXao+tHEC41D8e3P6ktDOp+4FmIWfM4Wl:NGkZtNtDcPvWfM4W

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mailbuilderbuilder.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Alluminio.1

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • 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.

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
    "C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
      C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
      2⤵
        PID:2804
      • C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
        C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
        2⤵
          PID:2872
        • C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
          C:\Users\Admin\AppData\Local\Temp\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:5040

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\abf0150e24ee2bb8ce9ae1e37bf02e88ffd32792e763b64167bb7e3c7f218832.exe.log

        Filesize

        1KB

        MD5

        489c7565f9b029ba9fadff774073cc98

        SHA1

        56c05089b33ee7e7dfa9e6a2d098164efd8e1150

        SHA256

        10bf6242da02dad8b2e1208b9dab9a7303cf986320e05e5ef20b99c9b71326d4

        SHA512

        ddea09c011a8d4f85905842c2f34c98add0110a0b6b3b2709718c3614a2c42dec5f4f5d5b9442cfd3c6c23e9a90c8c0b25c14c3dbd42faea9cc8dd232cace1ac

      • memory/1740-13-0x0000000074FC0000-0x0000000075770000-memory.dmp

        Filesize

        7.7MB

      • memory/1740-1-0x0000000000210000-0x000000000021A000-memory.dmp

        Filesize

        40KB

      • memory/1740-2-0x0000000004C20000-0x0000000004C30000-memory.dmp

        Filesize

        64KB

      • memory/1740-3-0x0000000074FC0000-0x0000000075770000-memory.dmp

        Filesize

        7.7MB

      • memory/1740-4-0x0000000004C20000-0x0000000004C30000-memory.dmp

        Filesize

        64KB

      • memory/1740-5-0x0000000000B20000-0x0000000000B7A000-memory.dmp

        Filesize

        360KB

      • memory/1740-6-0x0000000000B80000-0x0000000000BC0000-memory.dmp

        Filesize

        256KB

      • memory/1740-7-0x0000000005400000-0x0000000005440000-memory.dmp

        Filesize

        256KB

      • memory/1740-8-0x0000000005450000-0x000000000549C000-memory.dmp

        Filesize

        304KB

      • memory/1740-9-0x0000000005EF0000-0x0000000006494000-memory.dmp

        Filesize

        5.6MB

      • memory/1740-0-0x0000000074FC0000-0x0000000075770000-memory.dmp

        Filesize

        7.7MB

      • memory/5040-10-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/5040-14-0x0000000074FC0000-0x0000000075770000-memory.dmp

        Filesize

        7.7MB

      • memory/5040-15-0x0000000005000000-0x0000000005010000-memory.dmp

        Filesize

        64KB

      • memory/5040-16-0x0000000004DD0000-0x0000000004E36000-memory.dmp

        Filesize

        408KB

      • memory/5040-17-0x00000000065A0000-0x00000000065F0000-memory.dmp

        Filesize

        320KB

      • memory/5040-18-0x0000000006690000-0x000000000672C000-memory.dmp

        Filesize

        624KB

      • memory/5040-19-0x00000000067D0000-0x0000000006862000-memory.dmp

        Filesize

        584KB

      • memory/5040-20-0x0000000006780000-0x000000000678A000-memory.dmp

        Filesize

        40KB

      • memory/5040-21-0x0000000074FC0000-0x0000000075770000-memory.dmp

        Filesize

        7.7MB

      • memory/5040-22-0x0000000005000000-0x0000000005010000-memory.dmp

        Filesize

        64KB