General

  • Target

    Sols RNG [Eon 1-1] - ROLLING OBLIVION IN GLITCH BIOME!!! (WITH REACTION) 480.mp4

  • Size

    8.1MB

  • Sample

    241222-ry481a1qel

  • MD5

    7a922dc11e75f0a29f8301a7c7618c2b

  • SHA1

    a147bf976557d00e7bf0dcbaf7e43fec5277d9e6

  • SHA256

    b20976ed9b7d2c8cab61375a83d302258858ee57b5f497a431763b1a8e9ca2dc

  • SHA512

    48e08ab89618b6eb4ef86929e5e176d103d9c28909cfeaa47e457e7a7233f2cf1886bcb07abd38dbddf7fae5b224312a8112061ec994b9a38e6980f1ed8c921b

  • SSDEEP

    196608:HsIcL0wGqPi/xOuRu40kE/afekLeZl4zuKQXlRSqesHnaE+YR:HHwbKc4FE/a3Sl1Xnx6EP

Malware Config

Targets

    • Target

      Sols RNG [Eon 1-1] - ROLLING OBLIVION IN GLITCH BIOME!!! (WITH REACTION) 480.mp4

    • Size

      8.1MB

    • MD5

      7a922dc11e75f0a29f8301a7c7618c2b

    • SHA1

      a147bf976557d00e7bf0dcbaf7e43fec5277d9e6

    • SHA256

      b20976ed9b7d2c8cab61375a83d302258858ee57b5f497a431763b1a8e9ca2dc

    • SHA512

      48e08ab89618b6eb4ef86929e5e176d103d9c28909cfeaa47e457e7a7233f2cf1886bcb07abd38dbddf7fae5b224312a8112061ec994b9a38e6980f1ed8c921b

    • SSDEEP

      196608:HsIcL0wGqPi/xOuRu40kE/afekLeZl4zuKQXlRSqesHnaE+YR:HHwbKc4FE/a3Sl1Xnx6EP

    • Chaos

      Ransomware family first seen in June 2021.

    • Chaos Ransomware

    • Chaos family

    • UAC bypass

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

    • Disables Task Manager via registry modification

    • A potential corporate email address has been identified in the URL: [email protected]

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Probable phishing domain

    • Sets desktop wallpaper using registry

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks