General

  • Target
    valorant-free-version.zip
  • Size 121KB
  • Sample260729-lt69xadp2v
  • SHA256 fe96158ec09328a2f1d96449d6bbaff904139d1733f94b8167b086c07f178208
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • umbral

Version
  • v1.3

C2
  • https://discord.com/api/webhooks/1489671112190201977/lfb0HTI3ZFYK05ZfyCSuT3f5jJFb3iOU6X9zpPt69CzY9xteOLPK-ouARf6RdwYUbLv8

Extracted

Family
  • discordrat

Attributes
  • discord_token

    MTQ4OTY1MDQ2MzcwMjc4MjEzNw.GmxWKH.YrayDDhYq2zAq2dSSZfStYwq0OYNJjNvBbrImw

  • server_id

    1489648965535137813

Targets

    • Target
      valorant-free-version.zip
    • Size 121KB
    • SHA256 fe96158ec09328a2f1d96449d6bbaff904139d1733f94b8167b086c07f178208
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      valorant-free-version/01-README.txt
    • Size 74B
    • SHA256 5cc618d256c2051137e4e2cae2cee8e6ee9fffeadc7fb5a08cf9d78125d00041
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      valorant-free-version/STARTUP.bat
    • Size 100B
    • SHA256 077811bf6899e0b529dedbf546396264027603240ab84dc9568d4522d859904c
    • MD5 SHA1 SHA512 TLSH
    • Detects Umbral payload

    • Family: Discord RAT

      A RAT written in C# using Discord as a C2.

    • Family: Umbral

      Umbral stealer is an open-source modular stealer written in C#.

    • Checks computer location settings

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Executes a VBScript file via the Windows Script Host.

    • Target
      valorant-free-version/message.vbs
    • Size 519B
    • SHA256 3fac92eda940e65c577ec1b71343a7ef2191fa63484930da9254011d572dae3d
    • MD5 SHA1 SHA512 TLSH
    Score
    7/10
    • Checks computer location settings

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

    • Executes a VBScript file via the Windows Script Host.

    • Target
      valorant-free-version/resources/sc.bat
    • Size 67B
    • SHA256 1f81bf42a026a147d2dedf20b8d36168acca2d6b6a8ce75769446c7a63997044
    • MD5 SHA1 SHA512 TLSH
    • Detects Umbral payload

    • Family: Umbral

      Umbral stealer is an open-source modular stealer written in C#.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      valorant-free-version/resources/updater.exe
    • Size 229KB
    • SHA256 6a80d6e14fe4a088babf44bf8f4de56952db862e98b1f92c3770519d240b0d59
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Umbral payload

    • Family: Umbral

      Umbral stealer is an open-source modular stealer written in C#.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Target
      valorant-free-version/resources/valorant-free-setup.exe
    • Size 78KB
    • SHA256 247f2ce9aeb1d76d233c8e4fe86eaa8aa38629760d27d018f54003b0e2ac07d3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: Discord RAT

      A RAT written in C# using Discord as a C2.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

MITRE ATT&CK Enterprise v16

Tasks