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Analysis

  • max time kernel
    120s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2025, 10:36

General

  • Target

    f65ce67fc6ffa29fb78fc9769690e32c6feffcd49755a7727c62c3d6d78c90ebN.exe

  • Size

    2.8MB

  • MD5

    7d482819b5c544a401b3d655211ae590

  • SHA1

    a64019d6226fc67d816e45f50d08989207300fd3

  • SHA256

    f65ce67fc6ffa29fb78fc9769690e32c6feffcd49755a7727c62c3d6d78c90eb

  • SHA512

    ec36cee9a0aa191827ee6785699d3c9110947a7bba66c36f5ecdf867180139af88be72457b5be2ff2f65612c53833bbca2b8d8bcc7020ae439d77ecbb7824145

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCMu7iMmC:RF8QUitE4iLqaPWGnEvgM7Mf

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 (587) 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f65ce67fc6ffa29fb78fc9769690e32c6feffcd49755a7727c62c3d6d78c90ebN.exe
    "C:\Users\Admin\AppData\Local\Temp\f65ce67fc6ffa29fb78fc9769690e32c6feffcd49755a7727c62c3d6d78c90ebN.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:3728

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

    2.9MB

    MD5

    45ad8b252500c087d3ee6813671f9d84

    SHA1

    687226ef8a4f0e19eaf711ceedb6e38b22a5814b

    SHA256

    27fb68b30595629312d9651e7c6a4236f7f68cc1549ad249288d3316b7838631

    SHA512

    ba18947b0358f7d8c13aea381abcfd434922a4ee90546b68ada3f57f37e64709d4579b103e1ccd97f3ae6282c55a8a374451c274d0fc23ac95077efe38b43371

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

    Filesize

    3.0MB

    MD5

    a326b95dc5bd26d552048254f469af4e

    SHA1

    95fa125269226cc694e9810447969401f6220d9a

    SHA256

    8d0cec3b04ed79a5bc46f0908c2bc81790b92f8509b250026abb8c619b6af961

    SHA512

    defa5610c082884cc6ea628c28041b03d74cf997f15fe876a9717900fe9f036679e7a310f94886c844ec8f520b89fb0ef29024091bf9a496394a1c06bfb17444

  • memory/3728-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3728-2-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB

  • memory/3728-9-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB

  • memory/3728-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3728-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3728-14-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB

  • memory/3728-49-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB

  • memory/3728-48-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB

  • memory/3728-134-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/3728-152-0x0000000004810000-0x0000000004A1C000-memory.dmp

    Filesize

    2.0MB