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
    28-11-2024 02:56

General

  • Target

    facf59ac6b83890fe016a923d0f28c2463739fda63edae9ca72209348d2567b3N.exe

  • Size

    4.6MB

  • MD5

    757273ef0c95033bd1fdd495c4c01440

  • SHA1

    9d62945c331540fc9331db4cd09f318137902c46

  • SHA256

    facf59ac6b83890fe016a923d0f28c2463739fda63edae9ca72209348d2567b3

  • SHA512

    47c02c43ed6a33d3cd00b0f57a3de8a58fa755bc828c91c423fddb868e97ccf46dfa54f028c5d6bbb4ef9b9036fef21c6ea59b663344aa72ad79f2011b155222

  • SSDEEP

    98304:RF8QUitE4iLqaPWGnEvSdsc0B18YhT8qX/WqDr:RFQWEPnPBnEKd50P8YhT825r

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 (324) 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\facf59ac6b83890fe016a923d0f28c2463739fda63edae9ca72209348d2567b3N.exe
    "C:\Users\Admin\AppData\Local\Temp\facf59ac6b83890fe016a923d0f28c2463739fda63edae9ca72209348d2567b3N.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:4876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini.tmp

    Filesize

    4.7MB

    MD5

    70e37cc54acda2b25240af5596b695ea

    SHA1

    cfc5911ea68b89176ec1125c532be2fc814bf4b1

    SHA256

    c8f47a0dd5c16b066fad34587591b792c14cf885e4139b9e8201ebd2ee1885b1

    SHA512

    70dc7a489ffc79ca5ba28f1b976004a3e7145aa79eb248681abc54fbd867a17410ced8e5b0489d3f5669d0350209019315ea9f7b209b7bfea97f95570c53423e

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

    Filesize

    4.8MB

    MD5

    8ff146338551f4693d2962fbe739e4ab

    SHA1

    51e20da442f7f0eb099cf6d56d5d0be932de70b5

    SHA256

    6dac5ed4ba6a35b0ca1e8d5ca3a3ce76a5ac5cc04020cd139ca7e26070806429

    SHA512

    3ba46bfbdfdf9c59e5bb3f899c72c6a9b89eafaa2000d99d6e8eb15c85c0c2db317db5fba64d90733a7e3d10dbe69eb1a80971f7f171dc79ee5f12371d6462db

  • memory/4876-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/4876-2-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/4876-9-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/4876-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/4876-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/4876-14-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/4876-38-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/4876-39-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB

  • memory/4876-100-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/4876-112-0x0000000004930000-0x0000000004B3C000-memory.dmp

    Filesize

    2.0MB