Analysis

  • max time kernel
    291s
  • max time network
    310s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10-10-2023 05:01

General

  • Target

    4Kk154NZ.exe

  • Size

    459KB

  • MD5

    a38ce3e2dc246d8e40f95186737c588f

  • SHA1

    87eb3f865fdd506f345d1d586f4d8c4d490f669a

  • SHA256

    c42efcd5f53c75f36a6ed5c8f8be82359b848285ffb0fc5acc12fbd625c7028e

  • SHA512

    9b6dec7f0eaae988f522ec927e0082dd03ead7605387c52d6184ee899154c85e9f180622b7ca32377a9e9a0b1972e24131e0a47e2b27797c55736b25261d27c9

  • SSDEEP

    6144:+fqhmbDPM4jjdpvIN8fp7z5BAOiU/Eiz/1mub3+pb4cu9bRl/R+oY0X:+fqaDPjjb/kU/DmubOpb4cGbRrX

Malware Config

Extracted

Family

redline

Botnet

frant

C2

77.91.124.55:19071

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4Kk154NZ.exe
    "C:\Users\Admin\AppData\Local\Temp\4Kk154NZ.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2068
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:2112
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        2⤵
          PID:3828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 344
          2⤵
          • Program crash
          PID:1012

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3828-0-0x0000000000400000-0x000000000043E000-memory.dmp
        Filesize

        248KB

      • memory/3828-4-0x0000000073F90000-0x000000007467E000-memory.dmp
        Filesize

        6.9MB

      • memory/3828-5-0x000000000BB40000-0x000000000C03E000-memory.dmp
        Filesize

        5.0MB

      • memory/3828-6-0x0000000009210000-0x00000000092A2000-memory.dmp
        Filesize

        584KB

      • memory/3828-7-0x0000000006B30000-0x0000000006B40000-memory.dmp
        Filesize

        64KB

      • memory/3828-8-0x000000000B650000-0x000000000B65A000-memory.dmp
        Filesize

        40KB

      • memory/3828-9-0x000000000C650000-0x000000000CC56000-memory.dmp
        Filesize

        6.0MB

      • memory/3828-10-0x000000000B8D0000-0x000000000B9DA000-memory.dmp
        Filesize

        1.0MB

      • memory/3828-11-0x000000000B800000-0x000000000B812000-memory.dmp
        Filesize

        72KB

      • memory/3828-12-0x000000000B860000-0x000000000B89E000-memory.dmp
        Filesize

        248KB

      • memory/3828-13-0x000000000B9E0000-0x000000000BA2B000-memory.dmp
        Filesize

        300KB

      • memory/3828-18-0x0000000073F90000-0x000000007467E000-memory.dmp
        Filesize

        6.9MB

      • memory/3828-19-0x0000000006B30000-0x0000000006B40000-memory.dmp
        Filesize

        64KB