Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2024 03:03

General

  • Target

    c425f189beca29673ce641512c9c6ee273f466cead0245467012f647987565d5.exe

  • Size

    3.0MB

  • MD5

    853e7e9d71c79cd7f5bb9b612d794c34

  • SHA1

    223bc4139dc8f00ef85fd9785c1c79935673c803

  • SHA256

    c425f189beca29673ce641512c9c6ee273f466cead0245467012f647987565d5

  • SHA512

    430df80f5d7e662593acd1c32fc99ee8d4f6172af2f42844665d9bfe6eb2327145091b74b0d17100c73dcd7644593ccd5a9a8cbfdf4d710d327b2ae5331b59d6

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV8u/kUHHkLZ9:RF8QUitE4iLqaPWGnEvS9Ei

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 (226) 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 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c425f189beca29673ce641512c9c6ee273f466cead0245467012f647987565d5.exe
    "C:\Users\Admin\AppData\Local\Temp\c425f189beca29673ce641512c9c6ee273f466cead0245467012f647987565d5.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:1980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1163522206-1469769407-485553996-1000\desktop.ini.tmp

    Filesize

    3.1MB

    MD5

    e46db7d5c037a7e7c9ae48a8abf2fa9e

    SHA1

    f6b577d8ffc78a8b6c230dc0361af8c897ba196e

    SHA256

    b6998a12a5ead7f3e7fb3dcb89a1968ae26c02a9bdca83ef58cb93afbb9ed77e

    SHA512

    aaa6f989ca982d890b49f067cde7d09017a14cbea41b544104377e3d3f2f734be933e5d5ea2e5d146c5f19985e0d54464b51bdaae47131bbb397abea143ed019

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

    Filesize

    3.1MB

    MD5

    376cdcbbfa6f5919268e37317e2ddb88

    SHA1

    d68e5872b8dd0f8c07062c84a077523cefafe36a

    SHA256

    1bffcf547e16e240df51d5d2b3bfc274fab4252be1ca6444ec52b479dc597268

    SHA512

    82f223ff806e1726cfd87af6c6952b9f94411446e712ce62b07fbccc90fb37937fc7155854905814473562934ae82b5c4b407f2f959937f70c153a9b3fc1ae0f

  • memory/1980-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1980-1-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB

  • memory/1980-7-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB

  • memory/1980-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1980-12-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB

  • memory/1980-10-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1980-25-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB

  • memory/1980-24-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB

  • memory/1980-42-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/1980-50-0x0000000003260000-0x000000000346C000-memory.dmp

    Filesize

    2.0MB