Analysis

  • max time kernel
    63s
  • max time network
    65s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    20-04-2024 21:17

General

  • Target

    https://steamcomnumnity.com/gift/activation/id=9561943697

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "https://steamcomnumnity.com/gift/activation/id=9561943697"
    1⤵
      PID:1908
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdge.exe" -ServerName:MicrosoftEdge.AppXdnhjhccw3zf0j06tkg3jtqr00qdm0khc.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3132
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:2076
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1356
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2952
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Drops file in Windows directory
      • Modifies registry class
      PID:1284
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4908
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      PID:596
    • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
      "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
      1⤵
      • Modifies registry class
      PID:3432

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
      Filesize

      4KB

      MD5

      1bfe591a4fe3d91b03cdf26eaacd8f89

      SHA1

      719c37c320f518ac168c86723724891950911cea

      SHA256

      9cf94355051bf0f4a45724ca20d1cc02f76371b963ab7d1e38bd8997737b13d8

      SHA512

      02f88da4b610678c31664609bcfa9d61db8d0b0617649981af948f670f41a6207b4ec19fecce7385a24e0c609cbbf3f2b79a8acaf09a03c2c432cc4dce75e9db

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3HONFD4R\edgecompatviewlist[1].xml
      Filesize

      74KB

      MD5

      d4fc49dc14f63895d997fa4940f24378

      SHA1

      3efb1437a7c5e46034147cbbc8db017c69d02c31

      SHA256

      853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1

      SHA512

      cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\QJEOGG8Q\favicon[1].ico
      Filesize

      37KB

      MD5

      231913fdebabcbe65f4b0052372bde56

      SHA1

      553909d080e4f210b64dc73292f3a111d5a0781f

      SHA256

      9f890a9debcdfccc339149a7943be9aff9e4c9203c2fa37d5671a5b2c88503ad

      SHA512

      7b11b709968c5a52b9b60189fb534f5df56912417243820e9d1c00c97f4bd6d0835f2cdf574d0c36ecb32dbbf5fc397324df54f7fdf9e1b062b5dbda2c02e919

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\User\Default\ImageStore\yfc6mo9\imagestore.dat
      Filesize

      46KB

      MD5

      4e23a2cef4820a6ffd5766fd9f07f8cb

      SHA1

      b92db05da38a546756994dcb076f08cea6432429

      SHA256

      d653f9d485fd0d51eb34b5021faccd12cc0e39aa7cc3fd8962a17b215fc590c7

      SHA512

      2f1055c72f219d65a8581ea96dd1b3af674720aa256f619da2bf33e299d7752f9f4ae5372ff4fb7d5f9f89db026d661df1c936f0c9e2437ac5763aa0467b23fa

    • memory/1284-148-0x00000236BB3F0000-0x00000236BB3F2000-memory.dmp
      Filesize

      8KB

    • memory/1284-156-0x00000236BBCD0000-0x00000236BBCD2000-memory.dmp
      Filesize

      8KB

    • memory/1284-93-0x00000236BA5C0000-0x00000236BA5C2000-memory.dmp
      Filesize

      8KB

    • memory/1284-189-0x00000236B9B30000-0x00000236B9B32000-memory.dmp
      Filesize

      8KB

    • memory/1284-187-0x00000236B9B20000-0x00000236B9B22000-memory.dmp
      Filesize

      8KB

    • memory/1284-65-0x00000236A96D0000-0x00000236A96D2000-memory.dmp
      Filesize

      8KB

    • memory/1284-62-0x00000236A96A0000-0x00000236A96A2000-memory.dmp
      Filesize

      8KB

    • memory/1284-144-0x00000236BB1E0000-0x00000236BB1E2000-memory.dmp
      Filesize

      8KB

    • memory/1284-182-0x00000236BC3E0000-0x00000236BC3E2000-memory.dmp
      Filesize

      8KB

    • memory/1284-152-0x00000236BBC90000-0x00000236BBC92000-memory.dmp
      Filesize

      8KB

    • memory/1284-154-0x00000236BBCB0000-0x00000236BBCB2000-memory.dmp
      Filesize

      8KB

    • memory/1284-67-0x00000236A96F0000-0x00000236A96F2000-memory.dmp
      Filesize

      8KB

    • memory/1284-158-0x00000236BBCF0000-0x00000236BBCF2000-memory.dmp
      Filesize

      8KB

    • memory/1284-160-0x00000236BBD10000-0x00000236BBD12000-memory.dmp
      Filesize

      8KB

    • memory/1284-162-0x00000236BBEA0000-0x00000236BBEA2000-memory.dmp
      Filesize

      8KB

    • memory/1284-164-0x00000236BBFB0000-0x00000236BBFB2000-memory.dmp
      Filesize

      8KB

    • memory/1284-166-0x00000236BBFC0000-0x00000236BBFC2000-memory.dmp
      Filesize

      8KB

    • memory/1284-168-0x00000236BBFD0000-0x00000236BBFD2000-memory.dmp
      Filesize

      8KB

    • memory/3132-0-0x000001AA47720000-0x000001AA47730000-memory.dmp
      Filesize

      64KB

    • memory/3132-118-0x000001AA4E4E0000-0x000001AA4E4E1000-memory.dmp
      Filesize

      4KB

    • memory/3132-117-0x000001AA4E4D0000-0x000001AA4E4D1000-memory.dmp
      Filesize

      4KB

    • memory/3132-35-0x000001AA47FA0000-0x000001AA47FA2000-memory.dmp
      Filesize

      8KB

    • memory/3132-16-0x000001AA47920000-0x000001AA47930000-memory.dmp
      Filesize

      64KB