Analysis

  • max time kernel
    131s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08-11-2024 08:47

General

  • Target

    Kurome.Builder/build.exe

  • Size

    95KB

  • MD5

    1e3c9cf83f86db542cc3ac25b6f2c770

  • SHA1

    1644e0873bd38963da736a0634bab409fd005f5e

  • SHA256

    8ba73686307badd04f852cde0f60f8784cbe9da07c7abff521b63c9612f6e5a0

  • SHA512

    32a4dd6d1db83dee9ff83f8d74b98327c5e3d3e6050f7dff8734d21a49981e3c1a4ef366f13292bf29e88a7ffdb35724861e53dbfe1ef05989947c7ec5448759

  • SSDEEP

    1536:5qsCbqDylbG6jejoigIj43Ywzi0Zb78ivombfexv0ujXyyed2x3tmulgS6p8l:XEwiYj+zi0ZbYe1g0ujyzdN8

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

194.145.138.85:28105

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Redline family
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Sectoprat family
  • 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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Kurome.Builder\build.exe
    "C:\Users\Admin\AppData\Local\Temp\Kurome.Builder\build.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2524

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2524-0-0x00000000744FE000-0x00000000744FF000-memory.dmp

    Filesize

    4KB

  • memory/2524-1-0x00000000012D0000-0x00000000012EE000-memory.dmp

    Filesize

    120KB

  • memory/2524-2-0x00000000744F0000-0x0000000074BDE000-memory.dmp

    Filesize

    6.9MB

  • memory/2524-3-0x00000000744FE000-0x00000000744FF000-memory.dmp

    Filesize

    4KB

  • memory/2524-4-0x00000000744F0000-0x0000000074BDE000-memory.dmp

    Filesize

    6.9MB