General

  • Target

    Omnisphere 2 v2.0.3-installer.exe

  • Size

    16.8MB

  • Sample

    241031-npmqtawjft

  • MD5

    bb3b2b00a572491d8cfab96b9aeef58d

  • SHA1

    507089191a57eb66ae06750c8a05ae971985d7ea

  • SHA256

    fc7310716d572284bab25d77437fc2928bbb989c49260f7ffb0aa59071e4d13b

  • SHA512

    79b925de3f6439316d56c96f08195f8b061c1f8638a5e75e3c40e659deae223d1fdd233abc7bb8c0b65f50308d6e661548421b447d106103fad00f210dd232b1

  • SSDEEP

    393216:YsoVRnOyazuULBdQuslN/m3pCfrAZYCuPJOMJ4ISegLV4a825Zom9HmAvlDx:YsoHOxzuidQu4KCMJuxv45zLBom9G4Dx

Malware Config

Targets

    • Target

      Omnisphere 2 v2.0.3-installer.exe

    • Size

      16.8MB

    • MD5

      bb3b2b00a572491d8cfab96b9aeef58d

    • SHA1

      507089191a57eb66ae06750c8a05ae971985d7ea

    • SHA256

      fc7310716d572284bab25d77437fc2928bbb989c49260f7ffb0aa59071e4d13b

    • SHA512

      79b925de3f6439316d56c96f08195f8b061c1f8638a5e75e3c40e659deae223d1fdd233abc7bb8c0b65f50308d6e661548421b447d106103fad00f210dd232b1

    • SSDEEP

      393216:YsoVRnOyazuULBdQuslN/m3pCfrAZYCuPJOMJ4ISegLV4a825Zom9HmAvlDx:YsoHOxzuidQu4KCMJuxv45zLBom9G4Dx

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies RDP port number used by Windows

    • Sets service image path in registry

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Drops startup file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • 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

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Target

      obfuscated_compressed_omnisphere.pyc

    • Size

      212KB

    • MD5

      619aa99de67f8af4134802f4e440a639

    • SHA1

      d86dd7c6e6944836a05807d05a5bfb078ae374e7

    • SHA256

      1ed78b0c65e527a43c3dab6ddf40f73693a6485bc1c326d3885a7ee7cde10b77

    • SHA512

      7ab1eeabadfb3f30f7b3088a873a81e695cd5e7afcc155812dfce5face7029cadfe3627c221b5ccf1b32278249bd72daa6dcd5a46cfd0d82c163632a1b5255bc

    • SSDEEP

      6144:cNhd/4WFwQR8ur5do/S41M/MlVxT/wzW9IOcDLtDrk:cNhd/4WFwQR8ur5do/S41M/MlVxT/wzg

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks