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
    03-12-2024 22:21

General

  • Target

    feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.exe

  • Size

    3.0MB

  • MD5

    f66bd304ccdd3a52ab75ac80ceffbd50

  • SHA1

    357c988948b13361b7236212ebdc0dbdab6caf30

  • SHA256

    feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07

  • SHA512

    47d02ee8a713491f6f945557e2fb012957a107f788732f9eb1737cd7653ff24b47d7c32f737da0d2b46963adcbb9e6aeecb22fa7435c7eef16bb890d52e0f931

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvV47RIgiBud:RF8QUitE4iLqaPWGnEvK7RR

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 (485) 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.exe
    "C:\Users\Admin\AppData\Local\Temp\feaa194b569ca1d8743967e3be49d4e5aff92c8029cb6399753d2367cc28dd07N.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:728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-493223053-2004649691-1575712786-1000\desktop.ini.tmp

    Filesize

    3.1MB

    MD5

    cd4b90e1de8690aae7cd8c2c9f44d9bc

    SHA1

    2b7ff0cebfbf2ce5e536f724e0fc0d4a1196e092

    SHA256

    3d81f06de41c33e8741b4a9c2df6b00aab264d2fea7561d9ee6e5b6dbf733d26

    SHA512

    1457479d2c97369040d96b2aeff0823894539af2a8d53f769e8894f1c2e700a3c3a51d3fca4069944fdd17d67dd30fd8c51f77d5292f8204381af51673855e90

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

    Filesize

    3.2MB

    MD5

    3b75351b497062af07bcc9297e0d769a

    SHA1

    ff2dfccf2398435059b91f83222731bf16a8e89d

    SHA256

    7bc606158b86073d32e54d817eafa0b08816453f6f6d76f5927bc050c4522f58

    SHA512

    e7b6741804ffd3683c728b55e99c1381c40fe362779dda063074f5a141c9f83448524244f1d199e6ddfe69930d49d62212f6704b03a6a92a4511f75cd3611431

  • memory/728-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-2-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB

  • memory/728-9-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB

  • memory/728-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-14-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB

  • memory/728-42-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB

  • memory/728-43-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB

  • memory/728-112-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

  • memory/728-126-0x0000000004560000-0x000000000476C000-memory.dmp

    Filesize

    2.0MB