Analysis

  • max time kernel
    120s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/01/2025, 17:21

General

  • Target

    46804581330e01afc25cffb6abe156110270b660d10d1f6a5bf1bfdd3d4b6d9aN.exe

  • Size

    3.0MB

  • MD5

    a9319755c7ba195c900d2338c3f724b0

  • SHA1

    c7fe88f37443d014fcfc7c350f62cbb847d87ae0

  • SHA256

    46804581330e01afc25cffb6abe156110270b660d10d1f6a5bf1bfdd3d4b6d9a

  • SHA512

    e59b3c2a2a616398586b221492cb3ab9a0d429f222cebce30b090f05ecd3df06d6c209eef3276797806df4e5afc8beee44c3b57d9894b8c525d92b736a7d1be0

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV47RIgoqE:RF8QUitE4iLqaPWGnEvK7R6

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 (564) 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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46804581330e01afc25cffb6abe156110270b660d10d1f6a5bf1bfdd3d4b6d9aN.exe
    "C:\Users\Admin\AppData\Local\Temp\46804581330e01afc25cffb6abe156110270b660d10d1f6a5bf1bfdd3d4b6d9aN.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:3972

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-1045960512-3948844814-3059691613-1000\desktop.ini.tmp

          Filesize

          3.1MB

          MD5

          8887d0f3035cbbf61e83c02982fac16c

          SHA1

          7098c79d6bcb46a16c8f83d88385f7b3f59f1f38

          SHA256

          33d9734e208b5fd1e5eb92c8c63398a8fe152bfa2f576dcd9af8bfde13cd5e08

          SHA512

          8a5a834872939e2ab1bb504fe108877ac02863fbb2c852f1583fba5e0cfbc3552e2cf48cc2a9a38f7c29a7f7641549b8fcf882af2dbb1c11c82130852941d0e8

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

          Filesize

          3.2MB

          MD5

          aa674cecf1abbc89e6c348247ac4d896

          SHA1

          2b3b6e14aa7e33998c0d6c1447eadd2cbcb389ad

          SHA256

          e7222509b8ed9e0e7aed7112a4984cbd3acb80e606fbf8efe7d1dae0eb9e75c9

          SHA512

          f91e893c5a87858e9d113a7d3a9789629cef52bef5d49d57e7ca1231596f47551eb850ac64a17b56fbf752732f9867371295bde1794f3e030b5010957b25835d

        • memory/3972-0-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/3972-2-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB

        • memory/3972-9-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB

        • memory/3972-12-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/3972-13-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/3972-14-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB

        • memory/3972-46-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB

        • memory/3972-47-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB

        • memory/3972-134-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/3972-154-0x0000000004950000-0x0000000004B5C000-memory.dmp

          Filesize

          2.0MB