Analysis

  • max time kernel
    135s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 07:15

General

  • Target

    c3af3b3e257b6b95fc595e537c878958a95dcfacdaa2bd9bf269777066b02dbd.exe

  • Size

    477KB

  • MD5

    48323158894b3f834f814cc1c1d2903e

  • SHA1

    69b1e00b1af2b9fbdfd78ddbea1d7db6569fbc81

  • SHA256

    c3af3b3e257b6b95fc595e537c878958a95dcfacdaa2bd9bf269777066b02dbd

  • SHA512

    da0be7b87c9fe3ead0dddf3917a3a4769241f46fbe3da7b19c973406aa6fde00cd393fbbc7680fad71e36f6e2fb48f62608d11cf8f6d412228596a5e72f69ccc

  • SSDEEP

    12288:EMr9y908i2/CTHmirIfJdYk+ToxtSEsrANc:ZynixGiQPYk4xt

Malware Config

Extracted

Family

redline

Botnet

fusa

C2

193.233.20.12:4132

Attributes
  • auth_value

    a08b2f01bd2af756e38c5dd60e87e697

Signatures

  • RedLine

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

  • RedLine payload 2 IoCs
  • Redline family
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3af3b3e257b6b95fc595e537c878958a95dcfacdaa2bd9bf269777066b02dbd.exe
    "C:\Users\Admin\AppData\Local\Temp\c3af3b3e257b6b95fc595e537c878958a95dcfacdaa2bd9bf269777066b02dbd.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2264
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnz21.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnz21.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3544
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bka82.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bka82.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1236

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nnz21.exe

    Filesize

    202KB

    MD5

    629d91287b7be666838d252779ceb061

    SHA1

    02ced8fd1a05a21b12ac35a50079ec2f9244eeab

    SHA256

    a0c060e633d10124acc72f47266b26da5d3235c417a981e510f6886b0ca31b46

    SHA512

    80b105baf2f055be8c89d2d9a19715ac3682559116c09550c618e14e1276405a721e9a36e8d4e7f43a3d3f164b75e93babe46f5f39ac85a6dc4cb3f1952f753f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bka82.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/1236-14-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/1236-15-0x0000000000DA0000-0x0000000000DD2000-memory.dmp

    Filesize

    200KB

  • memory/1236-16-0x0000000005D00000-0x0000000006318000-memory.dmp

    Filesize

    6.1MB

  • memory/1236-17-0x0000000005880000-0x000000000598A000-memory.dmp

    Filesize

    1.0MB

  • memory/1236-18-0x00000000057B0000-0x00000000057C2000-memory.dmp

    Filesize

    72KB

  • memory/1236-19-0x0000000005810000-0x000000000584C000-memory.dmp

    Filesize

    240KB

  • memory/1236-20-0x0000000005990000-0x00000000059DC000-memory.dmp

    Filesize

    304KB

  • memory/1236-21-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB