Overview

overview

10

Static

static

3

8aa50f7938...41.exe

windows7-x64

10

8aa50f7938...41.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 19:27

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General

  • Target

    8aa50f7938c30c4fe342eda08f87ab836c47a9812eb939e765fae3be39d4bc41.exe

  • Size

    4.0MB

  • MD5

    70713908aec9c29229f4788ca59a3c4b

  • SHA1

    aa7787907294ba39e014a17b2d243d9c8f5ab95e

  • SHA256

    8aa50f7938c30c4fe342eda08f87ab836c47a9812eb939e765fae3be39d4bc41

  • SHA512

    247972561c472be3a910b23f741bee876f330b5bb48df6dbd85b092a3e5631747d33c01eac83fefe3d93d81e41b6c1e3d3db6f97474a34f848d4b9b267e3a2aa

  • SSDEEP

    98304:RF8QUitE4iLqaPWGnEvK7RkOEEo+A7mOk+I:RFQWEPnPBnEXxI

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 (169) 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8aa50f7938c30c4fe342eda08f87ab836c47a9812eb939e765fae3be39d4bc41.exe
    "C:\Users\Admin\AppData\Local\Temp\8aa50f7938c30c4fe342eda08f87ab836c47a9812eb939e765fae3be39d4bc41.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:2212

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2872745919-2748461613-2989606286-1000\desktop.ini.tmp
    Filesize

    4.2MB

    MD5

    febcc77bc5c17a5bede6bacdd714c578

    SHA1

    4dc9746a3169b5fec36fe4e9cb88cd0ef877ba7b

    SHA256

    9066d03483d868548972720bf31baf219a7994e6f32235d42255f5d1524db941

    SHA512

    d7026b180a2a6bdc4b7f3d11477a420dc5f16101c87dd513435d420b515d096ffd5b402ef0a89c065a70fd860eae9f29098de9d837006c659e755177576d5dac

    Download Submit

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

    4.2MB

    MD5

    e3d84dea7cdefd9b52ef27dfea23e688

    SHA1

    c52315fc5516e0816f9b1082f2ca1ba502ce18cd

    SHA256

    b1bdd67ee5bc90b965e5b049067d9a29c4a024df2ae23d34dadf32771794245b

    SHA512

    bec1d67691ad7644903272208cf5509d882dc96407a792305a2e4e0ca2d74979454855866ba17b03e730f0742cc3b4c0450812cd1e302f7e07be21f7c51bdf2a

    Download Submit

  • memory/2212-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2212-1-0x0000000002F80000-0x000000000318C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2212-8-0x0000000002F80000-0x000000000318C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2212-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2212-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2212-13-0x0000000002F80000-0x000000000318C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2212-25-0x0000000002F80000-0x000000000318C000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/2212-41-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/2212-47-0x0000000002F80000-0x000000000318C000-memory.dmp

    Filesize

    2.0MB

    Download