Overview

overview

10

Static

static

3

a85eb7fbf3...58.exe

windows7-x64

10

a85eb7fbf3...58.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2024 01:27

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General

  • Target

    a85eb7fbf3dd9221dd2751e7b1370b6b10f221b95151017f611b5c3305e96e58.exe

  • Size

    5.9MB

  • MD5

    f710c7bbfc7e94a9bfaa6d51c3a8db3b

  • SHA1

    fc0e4189d4684a00ac66835837f1656cb30e98c7

  • SHA256

    a85eb7fbf3dd9221dd2751e7b1370b6b10f221b95151017f611b5c3305e96e58

  • SHA512

    d7e2306c7d9d3f1364def21310504fec13a40704f000fb5ccca885ea508a99ad442270db7d35184cad5565cad419047fee7ee0a298637a49f76d9df62b236513

  • SSDEEP

    98304:RF8QUitE4iLqaPWGnEvEF8QUitE4iLqaPWGnEvC:RFQWEPnPBnE8FQWEPnPBnE6

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 (198) 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\a85eb7fbf3dd9221dd2751e7b1370b6b10f221b95151017f611b5c3305e96e58.exe
    "C:\Users\Admin\AppData\Local\Temp\a85eb7fbf3dd9221dd2751e7b1370b6b10f221b95151017f611b5c3305e96e58.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:1620

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

    6.0MB

    MD5

    f6fe8385d95098010eac831cec09c7d9

    SHA1

    a66b6974038c6b687071e286ccaf8c2e3dab9b66

    SHA256

    614a03cd2fe4bb0259076d61d9f50ada563a03837b24af1dd98f9deee298cb64

    SHA512

    d4e8cd6ef4a48f1b247f9119cdb1674ed65d70d6260f81860c06498f328b57b8ca8f0fc95b5e0df63ce9dc150a76f89fcc642ad3ca2709a6ad6be72382626763

    Download Submit

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

    6.0MB

    MD5

    fb6d90e6447ecfee4d232343c8f72735

    SHA1

    86adc15a8f2e64629e45be3a7161af32eca0630f

    SHA256

    dc9c7fc04e6c316d559eea266905a5aed57f31c47dbd246ba7f7784e3edc98ea

    SHA512

    0e2400bbbf21ccb3e74c697df43bc2666ded9ae88cd52b289823d252f0f1d21aa5d5cdc46f753f550f5e29801614e3e384753612673d558b8c8f8f049625c901

    Download Submit

  • memory/1620-0-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/1620-1-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1620-8-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1620-12-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/1620-11-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/1620-13-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1620-26-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1620-25-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1620-37-0x0000000000400000-0x0000000000616000-memory.dmp

    Filesize

    2.1MB

    Download

  • memory/1620-43-0x00000000030A0000-0x00000000032AC000-memory.dmp

    Filesize

    2.0MB

    Download