Analysis

  • max time kernel
    120s
  • max time network
    92s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-12-2024 06:25

General

  • Target

    89eef529153c95944a83b90eef7ead1489d9298a5acd2e37c98c5a9640657e8fN.exe

  • Size

    2.2MB

  • MD5

    02499a163b7d7ce0c75c02d6cf197270

  • SHA1

    3c73a79f62848a7d351583f5c6efdb3126552e3d

  • SHA256

    89eef529153c95944a83b90eef7ead1489d9298a5acd2e37c98c5a9640657e8f

  • SHA512

    b01afc016f094d23551bf3e8c5e02874d3d7f56bf48f3bf960f4e56760c90f2098fd612f2c8fde0e004727bcb85cdefa23abf98171fcf35276d4179a58521b06

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEv3M:RF8QUitE4iLqaPWGnEv8

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 (703) 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89eef529153c95944a83b90eef7ead1489d9298a5acd2e37c98c5a9640657e8fN.exe
    "C:\Users\Admin\AppData\Local\Temp\89eef529153c95944a83b90eef7ead1489d9298a5acd2e37c98c5a9640657e8fN.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:2328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    2.3MB

    MD5

    578437ddf93f0facf514659577f8c828

    SHA1

    3be99b3a198293a558ae4d096510feb21aeb5034

    SHA256

    904eb3180dbfb26ab7292144167e74173bffffb9b6c1a54e77529a796f5fb3ca

    SHA512

    23f1d67dc4bc8cb143f3f3bc828d18d7430c091b2863372462049669711859d6f0884f37b1ee8f6d84e7d2da39a0dc8b69b22af09dad016555050f7168188f92

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

    Filesize

    2.4MB

    MD5

    1a2d374b020d2c88d84ed5019926f2f7

    SHA1

    a123ec0b795d72e4bad8cd2d6f5cf8c4d9876275

    SHA256

    ec95de6d0d2cbfa8e698dcd30ecba194c029093c08dd35e917fcec0b62891ae7

    SHA512

    045b5a84fdccc1bf2d996bca89192e4e53d633c2f6bfade3dff32aed79e09c741d83ab237a42b8dac9ea212d85353e7c53d4900e789d68faf062919cbaf9738f

  • memory/2328-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2328-2-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB

  • memory/2328-9-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB

  • memory/2328-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2328-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2328-14-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB

  • memory/2328-53-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB

  • memory/2328-52-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB

  • memory/2328-162-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2328-182-0x00000000044A0000-0x00000000046AC000-memory.dmp

    Filesize

    2.0MB