Analysis

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

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2024 19:02

General

  • Target

    2e4ca2fa6ef7688d88dd12f476b60ab70cb4f3fbd7722b4862800b45cbd2b1e8N.exe

  • Size

    3.9MB

  • MD5

    85eed7d73c6d1234229d9d7266b08060

  • SHA1

    9e194d96d27c4adfe67ec7eb83e1d7e60df07b26

  • SHA256

    2e4ca2fa6ef7688d88dd12f476b60ab70cb4f3fbd7722b4862800b45cbd2b1e8

  • SHA512

    1b59198128bf362b26b9c09bbb3ac0dfb9346005da48c6cb29d5a8189c2caaa4a106e859236e8d0455be1bae85608f77ff408e258ee7f0dec0868a7a780fa50d

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV8u/kUHHklZ77Szh9ownI:RF8QUitE4iLqaPWGnEvS9Ejzh9oEI

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 (199) 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\2e4ca2fa6ef7688d88dd12f476b60ab70cb4f3fbd7722b4862800b45cbd2b1e8N.exe
    "C:\Users\Admin\AppData\Local\Temp\2e4ca2fa6ef7688d88dd12f476b60ab70cb4f3fbd7722b4862800b45cbd2b1e8N.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:2360

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

    4.0MB

    MD5

    5b929370e84ad20c2051f479520f5956

    SHA1

    f883b5f55ea4692e723be5269dbf2126a0803a65

    SHA256

    fb0d030c4d93328e3028f11b251ac9801e77e4ba1045701a7debc8f01420384f

    SHA512

    c24c72adc4a15e7547e6425620379f852debdbe3bed2535a4b5cb0166f171f7fd758f9d12ea568d9d2c9675b173fe9e0f922f8d75f4ed72403d4633a79c022ba

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

    Filesize

    4.1MB

    MD5

    a5da00043ab3c7d607db2d5652830e67

    SHA1

    53ab41a22731a0d4c6b676ad3f6c0d243eff82fd

    SHA256

    cb819e0d7dd30d047cb8cb9561d0ad7a02a776e8474f6f45dfa3c05597646d38

    SHA512

    410339ecab0732538f4e24b7f34241c9b245b106ea017360b208065f8b7d8ae9285a365f6b3f500a329f6465477a30de61921e8c564c715c45de1ad8624c2cdc

  • memory/2360-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2360-1-0x0000000002FF0000-0x00000000031FC000-memory.dmp

    Filesize

    2.0MB

  • memory/2360-8-0x0000000002FF0000-0x00000000031FC000-memory.dmp

    Filesize

    2.0MB

  • memory/2360-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2360-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2360-13-0x0000000002FF0000-0x00000000031FC000-memory.dmp

    Filesize

    2.0MB

  • memory/2360-25-0x0000000002FF0000-0x00000000031FC000-memory.dmp

    Filesize

    2.0MB

  • memory/2360-43-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/2360-51-0x0000000002FF0000-0x00000000031FC000-memory.dmp

    Filesize

    2.0MB