Analysis

  • max time kernel
    145s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-01-2024 19:30

General

  • Target

    fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe

  • Size

    234KB

  • MD5

    7547b8abfab85d6b2491de04d4dd8541

  • SHA1

    2c929912426d6f67fc2fb2203b57d2d1c366caf9

  • SHA256

    fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb

  • SHA512

    bf43f9d0a73917bc7575dabaa4bacd14217692624bb40be81d57d2a32e0b6d38ea22d21f87b692226a596f16ce0c9bd0535d0f9ad4990d80c9784612e3338398

  • SSDEEP

    3072:zwzvOYTU5duvT/DvbEvK9aobNI2B+Nl4jz+b0atWH1TmFtotpcat8iKdlVST31O6:mUXyh9H/B+rdBV+UdvrEFp7hKU

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe
    "C:\Users\Admin\AppData\Local\Temp\fd8d5e3aafddc22cd6ea9751d56bb2f0834993fa2193d7d715123757e03e0dcb.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:3968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3968 -s 424
      2⤵
      • Program crash
      PID:1236
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3968 -ip 3968
    1⤵
      PID:876
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
      1⤵
        PID:3028
      • C:\Windows\System32\svchost.exe
        C:\Windows\System32\svchost.exe -k UnistackSvcGroup
        1⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3676

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Program Files\Common Files\System\symsrv.dll

        Filesize

        67KB

        MD5

        7574cf2c64f35161ab1292e2f532aabf

        SHA1

        14ba3fa927a06224dfe587014299e834def4644f

        SHA256

        de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

        SHA512

        4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

      • memory/3676-8-0x0000021F06740000-0x0000021F06750000-memory.dmp

        Filesize

        64KB

      • memory/3676-24-0x0000021F06840000-0x0000021F06850000-memory.dmp

        Filesize

        64KB

      • memory/3676-40-0x0000021F0EB50000-0x0000021F0EB51000-memory.dmp

        Filesize

        4KB

      • memory/3676-42-0x0000021F0EB80000-0x0000021F0EB81000-memory.dmp

        Filesize

        4KB

      • memory/3676-43-0x0000021F0EB80000-0x0000021F0EB81000-memory.dmp

        Filesize

        4KB

      • memory/3676-44-0x0000021F0EC90000-0x0000021F0EC91000-memory.dmp

        Filesize

        4KB

      • memory/3968-3-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB

      • memory/3968-5-0x0000000000010000-0x0000000000039000-memory.dmp

        Filesize

        164KB

      • memory/3968-7-0x0000000010000000-0x0000000010030000-memory.dmp

        Filesize

        192KB