Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    13/08/2024, 19:26

General

  • Target

    https://grabify.link/VBKSOM

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 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 12 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "https://grabify.link/VBKSOM"
    1⤵
      PID:4616
    • 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:1000
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:4696
    • 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:3156
    • 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:4760
    • 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
      • Checks SCSI registry key(s)
      • Enumerates system info in registry
      • Modifies registry class
      PID:5116
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x3e8
      1⤵
        PID:2580
      • 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:4292
      • 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:1304
      • 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:1460

      Network

      MITRE ATT&CK Enterprise v15

      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\VSH5XF98\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\JIWC3VA1\favicon[1].ico

        Filesize

        21KB

        MD5

        2e3ddf160b20974e2bb405b8f6422342

        SHA1

        9ec93050ac2b80092dacc65d8b882d7f920e2b16

        SHA256

        b00b8cd633d0a635c5840a2ae401724999d670fad974758220521143263b8d21

        SHA512

        9471576f8b283e5689cde21bf1542b1be7fb90ea28a6d762f481ce0739dde46d2289728386b91ac0c14aefecd6e2e974e36e5c19a360e9aab73098020489feab

      • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\WGF19OZL\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1000-16-0x0000022256320000-0x0000022256330000-memory.dmp

        Filesize

        64KB

      • memory/1000-0-0x0000022256220000-0x0000022256230000-memory.dmp

        Filesize

        64KB

      • memory/1000-35-0x0000022253490000-0x0000022253492000-memory.dmp

        Filesize

        8KB

      • memory/1000-112-0x000002225CB80000-0x000002225CB81000-memory.dmp

        Filesize

        4KB

      • memory/1000-113-0x000002225CB90000-0x000002225CB91000-memory.dmp

        Filesize

        4KB

      • memory/4760-44-0x000001F7C4C00000-0x000001F7C4D00000-memory.dmp

        Filesize

        1024KB

      • memory/5116-71-0x00000290F7ED0000-0x00000290F7ED2000-memory.dmp

        Filesize

        8KB

      • memory/5116-106-0x00000290F88C0000-0x00000290F89C0000-memory.dmp

        Filesize

        1024KB

      • memory/5116-75-0x00000290F80B0000-0x00000290F80B2000-memory.dmp

        Filesize

        8KB

      • memory/5116-77-0x00000290F80D0000-0x00000290F80D2000-memory.dmp

        Filesize

        8KB

      • memory/5116-73-0x00000290F7EF0000-0x00000290F7EF2000-memory.dmp

        Filesize

        8KB

      • memory/5116-133-0x00000290F90C0000-0x00000290F90C2000-memory.dmp

        Filesize

        8KB

      • memory/5116-135-0x00000290F90E0000-0x00000290F90E2000-memory.dmp

        Filesize

        8KB

      • memory/5116-69-0x00000290F7EB0000-0x00000290F7EB2000-memory.dmp

        Filesize

        8KB

      • memory/5116-67-0x00000290F7E90000-0x00000290F7E92000-memory.dmp

        Filesize

        8KB

      • memory/5116-62-0x00000290E7600000-0x00000290E7700000-memory.dmp

        Filesize

        1024KB