Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 (708) 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\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:2768

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-3350944739-639801879-157714471-1000\desktop.ini.tmp

          Filesize

          3.1MB

          MD5

          75fcdff09eb9ed1dfabdc20072d2291a

          SHA1

          19d357b732a090657dc482cba2e89c8bfe9e7237

          SHA256

          5fa59abde0d09b5a18b2e7abade587099ad7c1afc280b015e7820a445490923f

          SHA512

          6a088a300a17e2ed1c37618b430a83f6477ff1771b30fbbe5ab80850f1fe29867c0eca606bc172f36fba286e71274bb8cdf56b05a010210fd35a189a7a4ec3f1

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

          Filesize

          3.2MB

          MD5

          c1642fa4681b7d2df8e6ccf46de0b747

          SHA1

          ccff13b5ceb09e885b1c369bcaa8008f681bbcce

          SHA256

          92624b86e56303fdf071882ac4f5848c8a6cd59e888749f0ee461315dbe44549

          SHA512

          87a8d7626d9e67e768f03bf79ae0622dbc6bb236222d0953f1edf1bd9b96b7b7e7c80c01687a69a5d513ad733d4b5c34a2800f18b0d4aba8d090a472e45f14d7

        • memory/2768-0-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/2768-2-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB

        • memory/2768-9-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB

        • memory/2768-13-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/2768-12-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/2768-14-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB

        • memory/2768-46-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB

        • memory/2768-47-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB

        • memory/2768-130-0x0000000000400000-0x0000000000616000-memory.dmp

          Filesize

          2.1MB

        • memory/2768-150-0x00000000049D0000-0x0000000004BDC000-memory.dmp

          Filesize

          2.0MB