Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20240214-en
  • resource tags

    arch:x64arch:x86image:win10-20240214-enlocale:en-usos:windows10-1703-x64system
  • submitted
    19/02/2024, 16:39

General

  • Target

    https://artxxx-my.sharepoint.com/:f:/g/personal/alexw_artxxx_onmicrosoft_com/Ejri3Ghi2k1NiqqA2RpiBFUBlxt7Jb_bJ7pIpGwnjlvz4A

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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "https://artxxx-my.sharepoint.com/:f:/g/personal/alexw_artxxx_onmicrosoft_com/Ejri3Ghi2k1NiqqA2RpiBFUBlxt7Jb_bJ7pIpGwnjlvz4A"
    1⤵
      PID:2888
    • 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:2292
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:4256
    • 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:4108
    • 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:3984
    • 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:4852
    • 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:4628

    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\1TLUKOBH\edgecompatviewlist[1].xml

      Filesize

      74KB

      MD5

      d4fc49dc14f63895d997fa4940f24378

      SHA1

      3efb1437a7c5e46034147cbbc8db017c69d02c31

      SHA256

      853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1

      SHA512

      cc60d79b4afe5007634ac21dc4bc92081880be4c0d798a1735b63b27e936c02f399964f744dc73711987f01e8a1064b02a4867dd6cac27538e5fbe275cc61e0a

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\User\Default\DOMStore\DYBODRH6\artxxx-my.sharepoint[1].xml

      Filesize

      36KB

      MD5

      9a378ad7ca205a0c81ec1ec49bcf274a

      SHA1

      0d3d3f4081cb59c21486ab9af5daeb271105bfae

      SHA256

      3af183d4f1349fbc31ded91c13afa77c7ce805a470d56990bba5a9bea76c2e72

      SHA512

      a98746399b7505c7d1afcdcd3c8fdb4af2c5c2e658cde0f256d11dc53622b0752906cf979f982c5c566f6fe903ef8c49d1591b82cecf2d9783f0ca13e4870fce

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\2TVUFDJY\odbfavicon[1].ico

      Filesize

      7KB

      MD5

      604adfb53677b5ca4f910ffb131b3e7c

      SHA1

      5f1a0fb4e4ad3707e591ce16352158263488ed70

      SHA256

      24638331466a52bb66f912090e7a9cc9e3df2236e39c187c9409104526b472b0

      SHA512

      35f618f42adfee6d1335c67f729c298789419fe2930371a91683f60481794488dfaf15b572e6fc1be70833ef12dfe57432725f6336b6b73dcfb52596f57f30a5

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\4PF48Q7D\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    • memory/2292-0-0x000002A0B3320000-0x000002A0B3330000-memory.dmp

      Filesize

      64KB

    • memory/2292-16-0x000002A0B3900000-0x000002A0B3910000-memory.dmp

      Filesize

      64KB

    • memory/2292-35-0x000002A0B25B0000-0x000002A0B25B2000-memory.dmp

      Filesize

      8KB

    • memory/2292-88-0x000002A0B9AE0000-0x000002A0B9AE1000-memory.dmp

      Filesize

      4KB

    • memory/2292-87-0x000002A0B9AD0000-0x000002A0B9AD1000-memory.dmp

      Filesize

      4KB

    • memory/4852-99-0x000001D3A53A0000-0x000001D3A53C0000-memory.dmp

      Filesize

      128KB

    • memory/4852-69-0x000001D3B5C40000-0x000001D3B5C42000-memory.dmp

      Filesize

      8KB

    • memory/4852-161-0x000001D3B7440000-0x000001D3B7540000-memory.dmp

      Filesize

      1024KB

    • memory/4852-165-0x000001D3B6B90000-0x000001D3B6BB0000-memory.dmp

      Filesize

      128KB

    • memory/4852-65-0x000001D3A5030000-0x000001D3A5050000-memory.dmp

      Filesize

      128KB

    • memory/4852-178-0x000001D3B6370000-0x000001D3B6372000-memory.dmp

      Filesize

      8KB

    • memory/4852-184-0x000001D3B6510000-0x000001D3B6512000-memory.dmp

      Filesize

      8KB

    • memory/4852-188-0x000001D3B6570000-0x000001D3B6572000-memory.dmp

      Filesize

      8KB

    • memory/4852-191-0x000001D3B6590000-0x000001D3B6592000-memory.dmp

      Filesize

      8KB

    • memory/4852-55-0x000001D3946A0000-0x000001D3946A2000-memory.dmp

      Filesize

      8KB

    • memory/4852-57-0x000001D3946C0000-0x000001D3946C2000-memory.dmp

      Filesize

      8KB

    • memory/4852-52-0x000001D394670000-0x000001D394672000-memory.dmp

      Filesize

      8KB