Resubmissions

09-07-2024 06:47

240709-hkayka1cmn 4

06-06-2024 13:11

240606-qffx1see5v 10

Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    09-07-2024 06:47

General

  • Target

    aLZhlBKT.html

  • Size

    2KB

  • MD5

    f124b5c09d374d0f69d640b89a9ee2c2

  • SHA1

    b3eabbdb05e682802b862161cd584468095ba168

  • SHA256

    e99ca0fc692290f683b6a3e0ad3812894f539a4a7c8f20998b17b006d1e92dc8

  • SHA512

    03477213af313cad9fee791d9bed12ac887fe999b19169024413720289037e2b832f39d99a6de270fe124f4560209a6ea6c5a4a6f415ded5dfaaacbb898732cc

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 4 IoCs
  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "C:\Users\Admin\AppData\Local\Temp\aLZhlBKT.html"
    1⤵
      PID:4864
    • 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:4680
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:3232
    • 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:1708
    • 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:4940
    • 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
      PID:4684
    • 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:3632

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\E49JWOHD\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\B06EZ6VX\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/4680-0-0x0000027CAFE20000-0x0000027CAFE30000-memory.dmp

      Filesize

      64KB

    • memory/4680-35-0x0000027CAD2F0000-0x0000027CAD2F2000-memory.dmp

      Filesize

      8KB

    • memory/4680-80-0x0000027CB83E0000-0x0000027CB83E1000-memory.dmp

      Filesize

      4KB

    • memory/4680-81-0x0000027CB83F0000-0x0000027CB83F1000-memory.dmp

      Filesize

      4KB

    • memory/4680-16-0x0000027CAFF20000-0x0000027CAFF30000-memory.dmp

      Filesize

      64KB

    • memory/4684-59-0x000001E9D42F0000-0x000001E9D42F2000-memory.dmp

      Filesize

      8KB

    • memory/4684-55-0x000001E9D42B0000-0x000001E9D42B2000-memory.dmp

      Filesize

      8KB

    • memory/4684-57-0x000001E9D42D0000-0x000001E9D42D2000-memory.dmp

      Filesize

      8KB

    • memory/4684-61-0x000001E9E4CA0000-0x000001E9E4CA2000-memory.dmp

      Filesize

      8KB

    • memory/4684-50-0x000001E9D4810000-0x000001E9D4910000-memory.dmp

      Filesize

      1024KB

    • memory/4940-44-0x0000018869600000-0x0000018869700000-memory.dmp

      Filesize

      1024KB