Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 15:09

General

  • Target

    5f20bcf65bc80712585d8680faeb5b5a9919d77340762c41e5f3f86a75fd210e.exe

  • Size

    5.5MB

  • MD5

    067f0062ade5531bf653ab04736a0c5a

  • SHA1

    e6ca5944b55f206caa4e04f363b943aa6eea08ee

  • SHA256

    5f20bcf65bc80712585d8680faeb5b5a9919d77340762c41e5f3f86a75fd210e

  • SHA512

    99960ce040d603eb8dc3124da974d0c9175bd120cf9a18e1412a1f804f83858b7218a6626ce77528145a8eec78f4b64e507b896b7c67d54b72aba4d2ffa4fd2d

  • SSDEEP

    98304:RF8QUitE4iLqaPWGnEvK7RkOEEo+A7mOk3oaCVA7m2Stw:RFQWEPnPBnEXPW

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Banload family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Renames multiple (240) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f20bcf65bc80712585d8680faeb5b5a9919d77340762c41e5f3f86a75fd210e.exe
    "C:\Users\Admin\AppData\Local\Temp\5f20bcf65bc80712585d8680faeb5b5a9919d77340762c41e5f3f86a75fd210e.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:3264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3442511616-637977696-3186306149-1000\desktop.ini.tmp

    Filesize

    5.6MB

    MD5

    87594f1e6db97c6de5dcb6c61451b782

    SHA1

    7279d77d9e9a32541b9a6f2d4290404eb4a86911

    SHA256

    3d5e7799340cb5f9f8142bff6e7dfcdce5d19086de7ad6ecac521473e430328d

    SHA512

    236f44d706318c84f43f4c0afae3c7650c6adeda576560adb967a38f6bbe2560a62e72cad7880fbbf9a7a121e5decfd7cd1130b401195bdbfbfd8d77145f43e1

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    5.7MB

    MD5

    79d52c68bac237d3c65bbe7c5f0c5ac4

    SHA1

    74dfa6f7b8c45a9cf8e89b8f5de9837187d38ef1

    SHA256

    1d89f36a1e79f3d19daed0969abe75bc9eac0e8d22ee61539ae337de8e5b646b

    SHA512

    6986f3e474e89fcf6e1c0d20257366b5a6da5c5596e7a8efcc96cba9595033afe10d3ad70ab9102cdae3429137e0b9e37db0db64346ff9671b6a89405a646283

  • memory/3264-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3264-2-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/3264-9-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/3264-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3264-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3264-14-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/3264-29-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/3264-28-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/3264-56-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3264-62-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB