Overview

overview

10

Static

static

3

91c57e78c5...ca.exe

windows7-x64

10

91c57e78c5...ca.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    60s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    27-12-2024 19:01

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General

  • Target

    91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.exe

  • Size

    2.9MB

  • MD5

    75ec6462a567274bbd09a6c1bb9cd870

  • SHA1

    309ac40f9f4fe6b8dfe6db1288f82ed8ada0b281

  • SHA256

    91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca

  • SHA512

    6b7ff62f3b1dbfccedd2a81d61ac881a1f969b12e8c863c14f861a488f046900f6cbf633c1c8c4a44a741a4cfd8c256f822a67d6d0b138c8247ada58f56a30ad

  • SSDEEP

    49152:RVvn8Q5CHCtE4jPTTm4uBLq9gtMyMpy7nEvVCMu7iMm8uE:RF8QUitE4iLqaPWGnEvgM7Mn

Score
10/10
banloaddiscoverydownloaderdropperevasionransomwaretrojan

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

    trojandropperdownloaderbanload
  • Banload family
    banload
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Renames multiple (197) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    ransomware
  • 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.

    discovery
  • Modifies registry class 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.exe
    "C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629ca.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:2336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-1488793075-819845221-1497111674-1000\desktop.ini.tmp
    Filesize

    3.0MB

    MD5

    a81116366aa414b01012bfb10fa8aba2

    SHA1

    98653be0cefeb1898e96237ee24934d9976d8d49

    SHA256

    65ada409f9eb12f880d56e3a7ef17126704d3e592b45440958bdc8e26d87fed5

    SHA512

    23449ed6699aba7f31c619da359d003a8f40739c2f6e2bdae72232360dee18809c8dfddbe7981c2fabba108c8c11fee1dded3168f878ee4b9693fb797d0eca0e

    Download Submit

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

    3.0MB

    MD5

    0c8d04232aabb0089a5ef2807e1526cd

    SHA1

    c0097f99a2cbbff8c33b436e6279af0f65aaf718

    SHA256

    f024cb2f712a4117e86613933bd6d3d9d4678c1deafed247f46e08b857592277

    SHA512

    867d5b6e4db6a7c6e8164cb4d1ed982de168f1d7dfc92642a088d291dc2cf5131ee62190ff4571d68bda0b7fcec7a246ffb5250fcc9435d8b21d72ab1ced0986

    Download Submit

  • memory/2336-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2336-1-0x0000000002FC0000-0x00000000031CC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2336-8-0x0000000002FC0000-0x00000000031CC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2336-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2336-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2336-13-0x0000000002FC0000-0x00000000031CC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2336-25-0x0000000002FC0000-0x00000000031CC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2336-45-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2336-57-0x0000000002FC0000-0x00000000031CC000-memory.dmp

    Filesize

    2.0MB

    Download