Analysis

  • max time kernel
    148s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-01-2024 01:21

General

  • Target

    76f5084bca22085b3c76484470899bcb77f86d41208d354cacd8129f0b464b00.exe

  • Size

    240KB

  • MD5

    34c0942de85e9d78be772fc132b27288

  • SHA1

    84a62b658ac354d128b3063d8f4dd009fca19066

  • SHA256

    76f5084bca22085b3c76484470899bcb77f86d41208d354cacd8129f0b464b00

  • SHA512

    e1145327d08724427eb3df705b8ea63c10123ea461de0f1694d2dd007f33dd617e57569e90c484f82b1b41dfda138bed75632f69b2357fdb7d9ac905d81e4a0d

  • SSDEEP

    3072:PfULUw/ete5U+oXT0vHxNnQmaNyKqrykIbghLwgeRp:PfULzOei+oQ/xqmkDvQUge

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Signatures

  • Stealc

    Stealc is an infostealer written in C++.

  • Downloads MZ/PE file
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76f5084bca22085b3c76484470899bcb77f86d41208d354cacd8129f0b464b00.exe
    "C:\Users\Admin\AppData\Local\Temp\76f5084bca22085b3c76484470899bcb77f86d41208d354cacd8129f0b464b00.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2492-1-0x0000000000A80000-0x0000000000B80000-memory.dmp

    Filesize

    1024KB

  • memory/2492-2-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB

  • memory/2492-3-0x00000000025A0000-0x00000000025BC000-memory.dmp

    Filesize

    112KB

  • memory/2492-4-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB

  • memory/2492-5-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB

  • memory/2492-6-0x0000000000A80000-0x0000000000B80000-memory.dmp

    Filesize

    1024KB

  • memory/2492-8-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2492-47-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB

  • memory/2492-53-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB

  • memory/2492-61-0x0000000000400000-0x000000000085D000-memory.dmp

    Filesize

    4.4MB