Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2024 22:21

General

  • Target

    feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.exe

  • Size

    3.0MB

  • MD5

    f66bd304ccdd3a52ab75ac80ceffbd50

  • SHA1

    357c988948b13361b7236212ebdc0dbdab6caf30

  • SHA256

    feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07

  • SHA512

    47d02ee8a713491f6f945557e2fb012957a107f788732f9eb1737cd7653ff24b47d7c32f737da0d2b46963adcbb9e6aeecb22fa7435c7eef16bb890d52e0f931

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV47RIgiBud:RF8QUitE4iLqaPWGnEvK7RR

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 (211) 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\feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.exe
    "C:\Users\Admin\AppData\Local\Temp\feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.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:2092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4177215427-74451935-3209572229-1000\desktop.ini.tmp

    Filesize

    3.1MB

    MD5

    c5b5aad25c8751ce694e26cc32989665

    SHA1

    daaf3999992bc9a0f7f04eda661365a1e4674d7d

    SHA256

    6888e471b1f0ace15bfc5c982fa83c8c71085c3c965a67960c3358b4554973fc

    SHA512

    4ba0750ed3079922f1d25f732a323f150cf7acdaf58d195a5a298fc580ee90120e9d4a19ae869c04b027b0c16ba8c2fd57f46d6d96fa5b92750335e59c5fe859

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

    Filesize

    3.1MB

    MD5

    8e84d40c786fea9b3e0200333f2798cd

    SHA1

    7a64915c3c6f72d8be0bd2b0528edd4052b2aa01

    SHA256

    4b31cf28551ae5756e302611253dfb433cb6279ebbfb3fed638c0bf3b35b2c87

    SHA512

    28d9c989cb126c0a7ac009d24ed0b62108fd998886e5aade153cf031486916353ddf5f79020b90c6d41948c18c1f22686cb12951729d3f78f29d8b68531bb264

  • memory/2092-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2092-1-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB

  • memory/2092-8-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB

  • memory/2092-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2092-13-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB

  • memory/2092-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2092-26-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB

  • memory/2092-25-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB

  • memory/2092-43-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2092-53-0x0000000003040000-0x000000000324C000-memory.dmp

    Filesize

    2.0MB