Resubmissions

05/08/2023, 14:01

230805-rb1masda92 9

05/08/2023, 13:59

230805-ractvada82 4

Analysis

  • max time kernel
    80s
  • max time network
    84s
  • platform
    windows10-1703_x64
  • resource
    win10-20230703-en
  • resource tags

    arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05/08/2023, 13:59

General

  • Target

    https://gofile.io/d/iEDZnm

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 5 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\LaunchWinApp.exe
    "C:\Windows\system32\LaunchWinApp.exe" "https://gofile.io/d/iEDZnm"
    1⤵
      PID:3400
    • 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:3428
    • C:\Windows\system32\browser_broker.exe
      C:\Windows\system32\browser_broker.exe -Embedding
      1⤵
      • Modifies Internet Explorer settings
      PID:4604
    • 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:2300
    • 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:792
    • 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:4636
    • 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:2696
    • 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:396
    • 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:3828

    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

            f7dcb24540769805e5bb30d193944dce

            SHA1

            e26c583c562293356794937d9e2e6155d15449ee

            SHA256

            6b88c6ac55bbd6fea0ebe5a760d1ad2cfce251c59d0151a1400701cb927e36ea

            SHA512

            cb5ad678b0ef642bf492f32079fe77e8be20c02de267f04b545df346b25f3e4eb98bb568c4c2c483bb88f7d1826863cb515b570d620766e52476c8ee2931ea94

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WK479IGQ\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\MGDZM9Y9\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\P3NQ7N66\favicon16[1].png

            Filesize

            503B

            MD5

            ad98355e85075a8ebc15a01f875e1aab

            SHA1

            de8398fdfeb3bbd48a58a8b12453e1fee61e5f2d

            SHA256

            6a437098dcbb8a0354ae28a5f7825685f471c13cecb83186cc950844df7c76c4

            SHA512

            1b5d5402256ec3ccc20f1b1b635a9ea16131c2aec49c94105c8b7d3e32c9bfd45e937bde8af35ced6b22f39526de2672ba145ec43f49aba4d7a66da79e13819a

          • memory/3428-253-0x0000014B50700000-0x0000014B50701000-memory.dmp

            Filesize

            4KB

          • memory/3428-133-0x0000014B4A900000-0x0000014B4A910000-memory.dmp

            Filesize

            64KB

          • memory/3428-152-0x0000014B4A3B0000-0x0000014B4A3B2000-memory.dmp

            Filesize

            8KB

          • memory/3428-117-0x0000014B4A020000-0x0000014B4A030000-memory.dmp

            Filesize

            64KB

          • memory/3428-254-0x0000014B50730000-0x0000014B50731000-memory.dmp

            Filesize

            4KB

          • memory/4636-229-0x00000181EB1E0000-0x00000181EB1E2000-memory.dmp

            Filesize

            8KB

          • memory/4636-239-0x00000181EB320000-0x00000181EB322000-memory.dmp

            Filesize

            8KB

          • memory/4636-237-0x00000181EB300000-0x00000181EB302000-memory.dmp

            Filesize

            8KB

          • memory/4636-235-0x00000181EB240000-0x00000181EB242000-memory.dmp

            Filesize

            8KB

          • memory/4636-233-0x00000181EB220000-0x00000181EB222000-memory.dmp

            Filesize

            8KB

          • memory/4636-231-0x00000181EB200000-0x00000181EB202000-memory.dmp

            Filesize

            8KB