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Analysis

  • max time kernel
    156s
  • max time network
    175s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 19:04

General

  • Target

    426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe

  • Size

    192KB

  • MD5

    3ee9de81669c8fc04fa4377c97bd3703

  • SHA1

    5f6216cced23e7cf46ae12ee443c50bd08c23d98

  • SHA256

    426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f

  • SHA512

    b9b4d98a18550336ebf1f744b073d4f9f14b6562d6459870ffb129dab061604218cabcd721e6d8ff09f290d17d4e1ea237339cabacd6745e081ea696fa22e022

  • SSDEEP

    3072:/3a5GFXTZdEQrTTAfJgrUysBZdBLA2iZSsmlcfRsfy3yNkxkzbUIz8Q:/3aUFD3EMTkxDpBcrXmSfRseyNlP+Q

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Program crash 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe
    "C:\Users\Admin\AppData\Local\Temp\426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3640 -s 384
      2⤵
      • Program crash
      PID:3564
    • C:\Users\Admin\AppData\Local\Temp\426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe
      C:\Users\Admin\AppData\Local\Temp\426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:4464
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 372
        3⤵
        • Program crash
        PID:724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 768
        3⤵
        • Program crash
        PID:4144
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 788
        3⤵
        • Program crash
        PID:1660
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 796
        3⤵
        • Program crash
        PID:3752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3640 -ip 3640
    1⤵
      PID:1508
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4464 -ip 4464
      1⤵
        PID:2200
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3508 --field-trial-handle=3084,i,11997299123381683778,5904351605020331957,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:5024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4464 -ip 4464
          1⤵
            PID:3864
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4464 -ip 4464
            1⤵
              PID:3664
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4464 -ip 4464
              1⤵
                PID:4004

              Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\426e7f4d4d4d127fdb841dd14f1ff38c3af09f41f2040990c2154c894a7e0d4f.exe

                Filesize

                192KB

                MD5

                7c726c330ee25cfd3dabcd2fec3286f0

                SHA1

                cdafb70eedca058c82fd59854afb82a472f6ca6c

                SHA256

                a9537b0f169565d96277fe3b800e72adb34acfa3ea4aaa5a898b72b4abe05521

                SHA512

                2b9db6562b124e9c6f02b6b7e9527358c5e0d95cfa5072fdaa93c39a0e62c65e7a29119bc773c68acf37d8a8b9dc2ce2f59fa1e5903b91ef6f300e8240b41f92

              • memory/3640-0-0x0000000000400000-0x000000000043C000-memory.dmp

                Filesize

                240KB

              • memory/3640-6-0x0000000000400000-0x000000000043C000-memory.dmp

                Filesize

                240KB

              • memory/4464-7-0x0000000000400000-0x000000000043C000-memory.dmp

                Filesize

                240KB

              • memory/4464-8-0x00000000001C0000-0x00000000001FC000-memory.dmp

                Filesize

                240KB

              • memory/4464-9-0x0000000000400000-0x0000000000415000-memory.dmp

                Filesize

                84KB