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
    34s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 (234) 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 10 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:4596

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini.tmp
    Filesize

    3.0MB

    MD5

    68dc335be6516dfbd5069d20904f84b6

    SHA1

    9457f5d23c08b86eef60faf52dd14c0cd0e040eb

    SHA256

    523a1c23a4f4bdb79aec2becdb541763fd7b14eb7b7b73b387a63e6d5f0f093e

    SHA512

    f8298c3b47314592bdc2ec81e0719e13a568da2682c9d0f5394df15ac1df3083c7209da8a5184bd72590c6b046ae7e9453c170965d9ae87edfea71c93d2c6816

    Download Submit

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

    3.1MB

    MD5

    2eb6844819f5324361b57f5fb07801e6

    SHA1

    d372e9d7d6ee5a0a8c641bd6a92454f3d2c8cb42

    SHA256

    9f88666ed61a78a86975e55ba940660e799e000feec641a39a8f37092d5078f0

    SHA512

    4974295246ef53a3cd1c4468dd49ee7ebbe7d76f55d81d68be404509bec4ea68ae0f06f91b916cae500d5443bff67285ab6a056bdb7c14b89892f9b1c764c463

    Download Submit

  • memory/4596-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4596-2-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4596-9-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4596-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4596-13-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4596-14-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4596-54-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4596-55-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4596-148-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/4596-168-0x0000000004870000-0x0000000004A7C000-memory.dmp

    Filesize

    2.0MB

    Download