Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-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 (222) 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 16 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:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp

    Filesize

    3.1MB

    MD5

    8aaccbce7807971222f3cf91e4012e97

    SHA1

    6a61ea0adaee69af1d78ac258dc404f5a0df00b6

    SHA256

    a966389380c1c8c636b6f01beafc4f913ae8bb266a9b14e578b47c5b33775e0e

    SHA512

    536b502b9673bb8533a662c672a379de296e2bd0488a8fe47db21bc24e1b8bc979dca3711b12d954207e1a5979bbf07084804606a55ab963d0d18fcc4fa16872

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

    Filesize

    3.1MB

    MD5

    39c2d25084482f0f9460caf7b1390f0e

    SHA1

    3100fca61415fa5b24e245f9236637fd6a08b216

    SHA256

    dd67d669416339b9c6747cd1c1184636be6128f6cf8c304a5a667618bb18c918

    SHA512

    1314462e2ae3a17caa73955ed2250652ca60d68b8b044b308a44fad2bb8eb0c6cce202a86c1dcd05a3a38df2a670ffefda30c9d32198a0701192523890ccb0ba

  • memory/2604-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2604-1-0x0000000003520000-0x000000000372C000-memory.dmp

    Filesize

    2.0MB

  • memory/2604-8-0x0000000003520000-0x000000000372C000-memory.dmp

    Filesize

    2.0MB

  • memory/2604-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2604-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2604-13-0x0000000003520000-0x000000000372C000-memory.dmp

    Filesize

    2.0MB

  • memory/2604-25-0x0000000003520000-0x000000000372C000-memory.dmp

    Filesize

    2.0MB

  • memory/2604-43-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2604-49-0x0000000003520000-0x000000000372C000-memory.dmp

    Filesize

    2.0MB