Resubmissions

24/03/2024, 15:56

240324-tdd77agc8w4

24/03/2024, 15:54

240324-tch5rade983

24/03/2024, 15:47

240324-s8k4jsde857

Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-1703_x64
  • resource
    win10-20240319-en
  • resource tags

    arch:x64arch:x86image:win10-20240319-enlocale:en-usos:windows10-1703-x64system
  • submitted
    24/03/2024, 15:47

General

  • Target
    Ko-Fi.url
  • Size 122B
  • Sample240324-s8k4jsde85
  • SHA256 3c66f3c1f575e486fd6ff50405a53974cec3d8e9badf4d7cd9c045a23ff9658e
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Windows\System32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" "C:\Windows\System32\ieframe.dll",OpenURL C:\Users\Admin\AppData\Local\Temp\Ko-Fi.url
    1⤵
    • Checks computer location settings
    PID:3272
  • 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:3564
  • C:\Windows\system32\browser_broker.exe
    C:\Windows\system32\browser_broker.exe -Embedding
    1⤵
    • Modifies Internet Explorer settings
    PID:1400
  • 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:1616
  • 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:1588
  • 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:1452
  • 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:2124
  • 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:2868
  • C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe
    "C:\Windows\SystemApps\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\MicrosoftEdgeCP.exe" -ServerName:ContentProcess.AppX6z3cwk4fvgady6zya12j1cw28d228a7k.mca
    1⤵
      PID:4288

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          57C8EDB95DF3F0AD4EE2DC2B8CFD4157

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157
          • Size 4KB
          • SHA256 9cf94355051bf0f4a45724ca20d1cc02f76371b963ab7d1e38bd8997737b13d8
          • MD5 SHA1 SHA512 SSDEEP

          edgecompatviewlist[1].xml

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\50XPJ0N9\edgecompatviewlist[1].xml
          • Size 74KB
          • SHA256 853d2f4eb81c9fdcea2ee079f6faf98214b111b77cdf68709b38989d123890f1
          • MD5 SHA1 SHA512 SSDEEP

          js[2].js

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\Cache\3Z0I26MJ\js[2].js
          • Size 297KB
          • SHA256 257d0f357125111153cf3457c18ed55995e7f60849fc5f1c0ff01ca1309bcb0e
          • MD5 SHA1 SHA512 SSDEEP

          recaptcha__en[1].js

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\Cache\HU72HDAG\recaptcha__en[1].js
          • Size 495KB
          • SHA256 9368f8ab141b9545a2b9e279abe8fef65a60091050ebeab9b63dd4c1bd0d38e1
          • MD5 SHA1 SHA512 SSDEEP

          root[1].css

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\Cache\HU72HDAG\root[1].css
          • Size 5KB
          • SHA256 fd8f22908896f7a8848ed1970053f97c6329c4d26b233db74df191311574410b
          • MD5 SHA1 SHA512 SSDEEP

          clipboard[1].js

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\Cache\M0VTMF9C\clipboard[1].js
          • Size 10KB
          • SHA256 95a40c2992b08790f1c4548c4c72143bfb78c3978cf0f87fe881053985eadf61
          • MD5 SHA1 SHA512 SSDEEP

          www.google[1].xml

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\User\Default\DOMStore\C86NDOUA\www.google[1].xml
          • Size 99B
          • SHA256 40307714c220230d520a09ecd9b93aea2c62ceeccfffe354bdc8bbe12dc5c6b0
          • MD5 SHA1 SHA512

          ko-fi[1].xml

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\#!001\MicrosoftEdge\User\Default\DOMStore\X2VXKOJH\ko-fi[1].xml
          • Size 13B
          • SHA256 b71e4d17274636b97179ba2d97c742735b6510eb54f22893d3a2daff2ceb28db
          • MD5 SHA1 SHA512

          android-icon-192x192[1].png

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\3UJAE0UD\android-icon-192x192[1].png
          • Size 12KB
          • SHA256 92f6fbe52e98aea632ac8f3b62ed27f81ad150f460901628486dc31a73809848
          • MD5 SHA1 SHA512 SSDEEP

          suggestions[1].en-US

          • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.MicrosoftEdge_8wekyb3d8bbwe\AC\MicrosoftEdge\Cache\R6IZ25EG\suggestions[1].en-US
          • Size 17KB
          • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
          • MD5 SHA1 SHA512 SSDEEP

          memory/1452-317-0x00000297C7B00000-0x00000297C7B02000-memory.dmp

          memory/1452-126-0x00000297C7660000-0x00000297C7680000-memory.dmp

          memory/1452-283-0x00000297CA200000-0x00000297CA202000-memory.dmp

          memory/1452-280-0x00000297CAEC0000-0x00000297CAFC0000-memory.dmp

          memory/1452-290-0x00000297CA210000-0x00000297CA212000-memory.dmp

          memory/1452-293-0x00000297CA240000-0x00000297CA242000-memory.dmp

          memory/1452-297-0x00000297CA3E0000-0x00000297CA3E2000-memory.dmp

          memory/1452-304-0x00000297CA520000-0x00000297CA522000-memory.dmp

          memory/1452-62-0x00000297B62D0000-0x00000297B62D2000-memory.dmp

          memory/1452-320-0x00000297C7F70000-0x00000297C7F72000-memory.dmp

          memory/1452-335-0x00000297CB890000-0x00000297CB892000-memory.dmp

          memory/1452-257-0x00000297C7B50000-0x00000297C7B52000-memory.dmp

          memory/1452-403-0x00000297CCA20000-0x00000297CCA40000-memory.dmp

          memory/1452-412-0x00000297C8420000-0x00000297C8520000-memory.dmp

          memory/1452-423-0x00000297B5E30000-0x00000297B5E32000-memory.dmp

          memory/1452-449-0x00000297CAA70000-0x00000297CAA72000-memory.dmp

          memory/1452-517-0x00000297B62E0000-0x00000297B62F0000-memory.dmp

          memory/1452-518-0x00000297B62E0000-0x00000297B62F0000-memory.dmp

          memory/1452-519-0x00000297B62E0000-0x00000297B62F0000-memory.dmp

          memory/1452-520-0x00000297B62E0000-0x00000297B62F0000-memory.dmp

          memory/1452-521-0x00000297B62E0000-0x00000297B62F0000-memory.dmp

          memory/1452-233-0x00000297C7C00000-0x00000297C7C20000-memory.dmp

          memory/1452-265-0x00000297C7FC0000-0x00000297C7FC2000-memory.dmp

          memory/1452-108-0x00000297C6EB0000-0x00000297C6ED0000-memory.dmp

          memory/1452-67-0x00000297B65D0000-0x00000297B65D2000-memory.dmp

          memory/1452-65-0x00000297B6510000-0x00000297B6512000-memory.dmp

          memory/3564-0-0x0000026B1C520000-0x0000026B1C530000-memory.dmp

          memory/3564-35-0x0000026B1C8D0000-0x0000026B1C8D2000-memory.dmp

          memory/3564-16-0x0000026B1CD80000-0x0000026B1CD90000-memory.dmp