Analysis

  • max time kernel
    190s
  • max time network
    210s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-12-2022 10:53

General

  • Target

    Voice-MailFX.exe

  • Size

    887KB

  • MD5

    160157f45f4eab159c8d7b45b3993d11

  • SHA1

    7827209344a47a8365c01e9189b418a4a44727da

  • SHA256

    c2baa049d73f9e491429c2f19d88408d4048465b7242ec6d6b0f1c594646f366

  • SHA512

    018141945014e466a17539f4306a6cc52927d87c9bf85c928dec8c173aa37189eee0e7c7ead6a9a395a5e6a3d52442b83c3441f6f20e3c55c43419f32be4b536

  • SSDEEP

    24576:pIiWj8SAx4lDvWJJA20SmeRsi0/71cRMMN:ppyZAx4lDvY07i0xs

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
    "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
      "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
      2⤵
        PID:3736
      • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
        "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
        2⤵
          PID:456
        • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
          "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
          2⤵
            PID:2000
          • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
            "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
            2⤵
              PID:3772
            • C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe
              "C:\Users\Admin\AppData\Local\Temp\Voice-MailFX.exe"
              2⤵
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2020

          Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/456-138-0x0000000000000000-mapping.dmp
          • memory/636-132-0x0000000000B40000-0x0000000000C22000-memory.dmp
            Filesize

            904KB

          • memory/636-133-0x0000000005B80000-0x0000000006124000-memory.dmp
            Filesize

            5.6MB

          • memory/636-134-0x00000000055D0000-0x0000000005662000-memory.dmp
            Filesize

            584KB

          • memory/636-135-0x0000000005760000-0x000000000576A000-memory.dmp
            Filesize

            40KB

          • memory/636-136-0x0000000007910000-0x00000000079AC000-memory.dmp
            Filesize

            624KB

          • memory/2000-139-0x0000000000000000-mapping.dmp
          • memory/2020-141-0x0000000000000000-mapping.dmp
          • memory/2020-142-0x0000000000400000-0x000000000043C000-memory.dmp
            Filesize

            240KB

          • memory/2020-143-0x00000000060D0000-0x0000000006136000-memory.dmp
            Filesize

            408KB

          • memory/3736-137-0x0000000000000000-mapping.dmp
          • memory/3772-140-0x0000000000000000-mapping.dmp