Overview

overview

10

Static

static

3

91c57e78c5...aN.exe

windows7-x64

10

91c57e78c5...aN.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 23:22

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General

  • Target

    91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629caN.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 (223) 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629caN.exe
    "C:\Users\Admin\AppData\Local\Temp\91c57e78c58fe8d4600e8963a262ee1433f79cf09c751991846feeb4449629caN.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:2072

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini.tmp
    Filesize

    3.0MB

    MD5

    ab63d4a31240467ef8177ca412fd7ded

    SHA1

    9ec66268e10d3d7ea9cd17ee119852900a8e3bf8

    SHA256

    d24dce536979789f89e954d2306d37db941fe1fc30c2b808ab450da36e90a9ad

    SHA512

    e9506bc1a2853bd40e0f2a2589fda2d8eb18b1c810777d3f2ef5faec59f103037d324d412860552d1d8507e9fcc01bd97bf07d6462e1d8d8c98a43c2566cb6ea

    Download Submit

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

    3.0MB

    MD5

    14875197cc4f089fd5b90cb8f95a84a3

    SHA1

    10ee7a4e1d58cb692a294f6ecc085f6c154e9ce8

    SHA256

    b5b9ea3058548a8adb84e918bffcffc42c97aa0fdb986fcf9df5411841bb2f43

    SHA512

    9faa5a9f696341019829e6be2836249be320faa295ab9ec0df3c04f7df8d80b55c8d6b1d98e50b6c99a3bae708863bcf8e91bb51d74f3422c878b4a9a6cd1747

    Download Submit

  • memory/2072-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2072-1-0x00000000030F0000-0x00000000032FC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2072-7-0x00000000030F0000-0x00000000032FC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2072-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2072-10-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2072-12-0x00000000030F0000-0x00000000032FC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2072-24-0x00000000030F0000-0x00000000032FC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2072-42-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2072-54-0x00000000030F0000-0x00000000032FC000-memory.dmp

    Filesize

    2.0MB

    Download