Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 15:44

General

  • Target

    acc2aaee5f7ce818f29403a2d498875013303a13de5a1eb50521530cc5867eeb.exe

  • Size

    550KB

  • MD5

    f1827b9dafc5b68b2096459b145d884d

  • SHA1

    13aaf3faa4e04bb9c63e9e809ea840433e99e917

  • SHA256

    acc2aaee5f7ce818f29403a2d498875013303a13de5a1eb50521530cc5867eeb

  • SHA512

    44d574a5fe56c1705d5e93ffff63b7e03f25bdce6c543f94e96164ff748577d0d18b190aed47418abff5c291c1bbd91ce6093099b59f4e2d9b6cc46751ed7ed9

  • SSDEEP

    12288:gMr0y90XYMVNdcOgCFfPsX8U/r4FCTmV0NZ3jgPXSle7:EyUVc1C1jhFxGjjgye7

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\acc2aaee5f7ce818f29403a2d498875013303a13de5a1eb50521530cc5867eeb.exe
    "C:\Users\Admin\AppData\Local\Temp\acc2aaee5f7ce818f29403a2d498875013303a13de5a1eb50521530cc5867eeb.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1384
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDK74.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDK74.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4484
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btq06.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btq06.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3460

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nDK74.exe

    Filesize

    202KB

    MD5

    f89a25ecbb0581756eaae588cce5e640

    SHA1

    e3d1d7786b694f9889c68300e04de8c7c688be9e

    SHA256

    d67f606942426988ed4ca688ec11690663e1cf58c0584eb1e7b95e5a25f6efdb

    SHA512

    7322165a93fac4197580e5ea343e87cfb715d4b3fb19b87d3e7fbac68f066b24c32dbd4720dee5612c04d6cdbc86d0a412a159b3370e04e729edaaaeb03042b8

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\btq06.exe

    Filesize

    175KB

    MD5

    da6f3bef8abc85bd09f50783059964e3

    SHA1

    a0f25f60ec1896c4c920ea397f40e6ce29724322

    SHA256

    e6d9ee8ab0ea2ade6e5a9481d8f0f921427ec6919b1b48c6067570fde270736b

    SHA512

    4d2e1472b114c98c74900b8305aabbc49ba28edffdc2376206cf02e26593df4e444933b3aa19f0c6cd0ae3ac3133d656433574aaf25a57748758e5dd25edfbec

  • memory/3460-14-0x00000000746BE000-0x00000000746BF000-memory.dmp

    Filesize

    4KB

  • memory/3460-15-0x0000000000A70000-0x0000000000AA2000-memory.dmp

    Filesize

    200KB

  • memory/3460-16-0x00000000059E0000-0x0000000005FF8000-memory.dmp

    Filesize

    6.1MB

  • memory/3460-17-0x0000000005550000-0x000000000565A000-memory.dmp

    Filesize

    1.0MB

  • memory/3460-18-0x0000000005490000-0x00000000054A2000-memory.dmp

    Filesize

    72KB

  • memory/3460-19-0x00000000054F0000-0x000000000552C000-memory.dmp

    Filesize

    240KB

  • memory/3460-20-0x0000000005660000-0x00000000056AC000-memory.dmp

    Filesize

    304KB

  • memory/3460-21-0x00000000746BE000-0x00000000746BF000-memory.dmp

    Filesize

    4KB