Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2024, 07:34

General

  • Target

    0x000800000001567f-40.dll

  • Size

    1.2MB

  • MD5

    4876ee75ce2712147c41ff1277cd2d30

  • SHA1

    3733dc92318f0c6b92cb201e49151686281acda6

  • SHA256

    bbfba2d40f48c16a53b5806555c08aff1982c3fe4a77964963edbab9d7e672ed

  • SHA512

    9bf25d4d0dfebd287b0c84abb64612b3db00a26b0217490b35925e77487d6c872632c936cedf1205c46ecbf9d4dfc9bc7600bee05afc550b30ae0d0964c5afe9

  • SSDEEP

    24576:7vkQL6YY4wMPSYZofkf0Gh6Pi41+a9uyP5dggVG+yC7:7sMPSYcS5wPi095PbgcG

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0x000800000001567f-40.dll,#1
    1⤵
    • Blocklisted process makes network request
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3932
    • C:\Windows\system32\netsh.exe
      netsh wlan show profiles
      2⤵
        PID:492
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -Command Compress-Archive -Path 'C:\Users\Admin\AppData\Local\Temp\_Files_\' -DestinationPath 'C:\Users\Admin\AppData\Local\Temp\134859772495_Desktop.zip' -CompressionLevel Optimal
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1200

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_agzclizf.n2v.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/1200-0-0x000001D2DDE80000-0x000001D2DDEA2000-memory.dmp

            Filesize

            136KB

          • memory/1200-10-0x00007FFF2CEB0000-0x00007FFF2D971000-memory.dmp

            Filesize

            10.8MB

          • memory/1200-12-0x000001D2DDED0000-0x000001D2DDEE0000-memory.dmp

            Filesize

            64KB

          • memory/1200-11-0x000001D2DDED0000-0x000001D2DDEE0000-memory.dmp

            Filesize

            64KB

          • memory/1200-13-0x000001D2DDED0000-0x000001D2DDEE0000-memory.dmp

            Filesize

            64KB

          • memory/1200-14-0x000001D2E03D0000-0x000001D2E03E2000-memory.dmp

            Filesize

            72KB

          • memory/1200-15-0x000001D2E03B0000-0x000001D2E03BA000-memory.dmp

            Filesize

            40KB

          • memory/1200-21-0x00007FFF2CEB0000-0x00007FFF2D971000-memory.dmp

            Filesize

            10.8MB