Resubmissions

22/03/2023, 10:18

230322-mbyqgsab6x 10

19/03/2023, 13:12

230319-qfgjjsge22 10

Analysis

  • max time kernel
    99s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/03/2023, 13:12

General

  • Target

    No. I20220052.exe

  • Size

    518KB

  • MD5

    d7bbc6ef7a09d615e3b8c864b83a03f2

  • SHA1

    e5c05e7a380017c40eb766d7029414c4edad264b

  • SHA256

    2f40f6ef3c46c7e7a51531385abc337e60fed2a22d4a604e39c94ac05e95e03b

  • SHA512

    6e2cae2b05d0839bf09716024bfe93ebf95073f9fa3d211e662e36653c47ae96722c50a41ab66250ff2f3d474382116804e685952791c7218d6c0f251e571533

  • SSDEEP

    12288:sPqlMdaMAUQ1wQhHV7MyEqqpeabdcfOYuMAv3npMovIn05dqrlb:sikqTfrE3PbdlY6Ghb

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\No. I20220052.exe
    "C:\Users\Admin\AppData\Local\Temp\No. I20220052.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1248
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
      2⤵
        PID:3836
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\dfsvc.exe"
        2⤵
          PID:2512
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe"
          2⤵
            PID:4612
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
            2⤵
              PID:4420
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
              2⤵
              • Accesses Microsoft Outlook profiles
              • Suspicious use of AdjustPrivilegeToken
              • outlook_office_path
              • outlook_win_path
              PID:3952

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1248-133-0x000001E9A8AC0000-0x000001E9A8B46000-memory.dmp

            Filesize

            536KB

          • memory/1248-134-0x000001E9C30E0000-0x000001E9C30F0000-memory.dmp

            Filesize

            64KB

          • memory/3952-135-0x0000000000400000-0x0000000000430000-memory.dmp

            Filesize

            192KB

          • memory/3952-137-0x0000000005A80000-0x0000000006024000-memory.dmp

            Filesize

            5.6MB

          • memory/3952-138-0x00000000055B0000-0x0000000005616000-memory.dmp

            Filesize

            408KB

          • memory/3952-139-0x0000000005710000-0x0000000005720000-memory.dmp

            Filesize

            64KB

          • memory/3952-140-0x0000000006860000-0x00000000068F2000-memory.dmp

            Filesize

            584KB

          • memory/3952-141-0x0000000006900000-0x000000000690A000-memory.dmp

            Filesize

            40KB

          • memory/3952-142-0x0000000006970000-0x00000000069C0000-memory.dmp

            Filesize

            320KB

          • memory/3952-143-0x0000000006CE0000-0x0000000006EA2000-memory.dmp

            Filesize

            1.8MB

          • memory/3952-144-0x0000000005710000-0x0000000005720000-memory.dmp

            Filesize

            64KB