Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 17:41

General

  • Target

    31b50182eba11a89b96f6b9dbdad8b5d.exe

  • Size

    591KB

  • MD5

    31b50182eba11a89b96f6b9dbdad8b5d

  • SHA1

    9bc2e05c728e3e5acb26fc7bb3117ba14b58b59b

  • SHA256

    8f966a5864f885bc9c354bc96e8009a7a0e3b7820dd265660e5d96ad5e06f40e

  • SHA512

    5a23b1d1fa91b82f61c872a5cbfd7ad9379c842938ed82689481915a484a05348a2c77d8f7aaf85e6504eeb80ff46e1ab27c2e0e7a2ef365aaf8b88e18ff4a43

  • SSDEEP

    12288:Udv1uw/JAnglLeAejAqNUxSA+6STdcHVqQAEWT14w+S36STGfWeUH:KsAexaxSA+ZKHPApz+mLTGfWeUH

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 11 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31b50182eba11a89b96f6b9dbdad8b5d.exe
    "C:\Users\Admin\AppData\Local\Temp\31b50182eba11a89b96f6b9dbdad8b5d.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:2108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2108-0-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2108-2-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-1-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-121-0x0000000003D70000-0x0000000003D80000-memory.dmp

    Filesize

    64KB

  • memory/2108-150-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-151-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-152-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-153-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-154-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2108-155-0x0000000003D70000-0x0000000003D80000-memory.dmp

    Filesize

    64KB

  • memory/2108-156-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-157-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-158-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-159-0x0000000000400000-0x0000000000521000-memory.dmp

    Filesize

    1.1MB

  • memory/2108-160-0x0000000003D70000-0x0000000003D75000-memory.dmp

    Filesize

    20KB