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Analysis

  • max time kernel
    120s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2025, 14:01

General

  • Target

    ad5abae92c52f988a942ad0c899d37e08bf289da54461e0772a2d02dc98665e7N.exe

  • Size

    3.1MB

  • MD5

    51689aa36665dae2c30193725ab9e3c0

  • SHA1

    d9820f5f8ca72c7a887b6290d41596c1a30a79a0

  • SHA256

    ad5abae92c52f988a942ad0c899d37e08bf289da54461e0772a2d02dc98665e7

  • SHA512

    5c8dee0fc069747b3781304888ab094b0db52b042ca847b0ead6177ad1141bb25036b9c6f0a92a701c8c788aea11cf3891f855ddcdc4f519146204ecff64e4f1

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV47RIgompnfMNJO:RF8QUitE4iLqaPWGnEvK7RCO

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 (214) 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\ad5abae92c52f988a942ad0c899d37e08bf289da54461e0772a2d02dc98665e7N.exe
    "C:\Users\Admin\AppData\Local\Temp\ad5abae92c52f988a942ad0c899d37e08bf289da54461e0772a2d02dc98665e7N.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:2132

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1846800975-3917212583-2893086201-1000\desktop.ini.tmp

    Filesize

    3.2MB

    MD5

    f81a66bb74a3372ddbdfc1d3ee386565

    SHA1

    c13142e8f1278dba5d3adbc4d50313f3de776583

    SHA256

    22f2060df6ad5d4663ad4b90d03b2d93c79fb4bc5c72c7e0d45ea7e753de886f

    SHA512

    6c6742b246db2a1bc1cee800d5e654b11d879f70f3def012db816340776db46ca089fc9573c9d7d42e499b6aed7d4e4b8ba89dfb0a6f97c38209a96bdbda4085

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    3.2MB

    MD5

    eddbdbf83a346044ed03549a5bf52a00

    SHA1

    09d0f2987ca8adfff94b627513764f129a6c9f93

    SHA256

    53c4e72c02990d5a5049bac60cdb2367c208b93c97436255ce3092d0a6413f62

    SHA512

    75db7eecc0c4a928140b92ec6aea8b956a100be97b82efcce75d36fa887960c339dc830c18dbbc3b11617e5741d0366783f0e730db525e5dc249ef588a8f330a

  • memory/2132-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2132-8-0x0000000002F10000-0x000000000311C000-memory.dmp

    Filesize

    2.0MB

  • memory/2132-1-0x0000000002F10000-0x000000000311C000-memory.dmp

    Filesize

    2.0MB

  • memory/2132-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2132-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2132-13-0x0000000002F10000-0x000000000311C000-memory.dmp

    Filesize

    2.0MB

  • memory/2132-25-0x0000000002F10000-0x000000000311C000-memory.dmp

    Filesize

    2.0MB

  • memory/2132-43-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2132-51-0x0000000002F10000-0x000000000311C000-memory.dmp

    Filesize

    2.0MB