Analysis

  • max time kernel
    290s
  • max time network
    308s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04-10-2023 07:08

General

  • Target

    j4022667.exe

  • Size

    390KB

  • MD5

    4d8051a1ad2c9628e90f988da2b32b1b

  • SHA1

    9bbd298aff71e744b6ad5c865becf0e152c68a89

  • SHA256

    23ef5603149192e189998331bb9b43be07b0f97f258b517984b72bb47c1b2603

  • SHA512

    728416fcc46c4a2d3ef4809f1d85d46bb137f2801a12168b61ca38f0e7a35cc12ef49be389943bb75aea971c2c8131a7a95e1b1ee26840dace370eb576105519

  • SSDEEP

    6144:T9XFo/N5ExgFbNOUAHEHIXbLvZAOzz1jk4eUq9+GcVs0BC+:PwDExgFY5vxQ1UqcJs0BC+

Malware Config

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Signatures

  • RedLine

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\j4022667.exe
    "C:\Users\Admin\AppData\Local\Temp\j4022667.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4428
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
        PID:3108
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
        2⤵
          PID:4708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4428 -s 268
          2⤵
          • Program crash
          PID:2036

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4708-0-0x0000000000400000-0x0000000000430000-memory.dmp

        Filesize

        192KB

      • memory/4708-4-0x0000000073610000-0x0000000073CFE000-memory.dmp

        Filesize

        6.9MB

      • memory/4708-5-0x00000000069D0000-0x00000000069D6000-memory.dmp

        Filesize

        24KB

      • memory/4708-6-0x0000000009640000-0x0000000009C46000-memory.dmp

        Filesize

        6.0MB

      • memory/4708-7-0x0000000009140000-0x000000000924A000-memory.dmp

        Filesize

        1.0MB

      • memory/4708-9-0x0000000008F20000-0x0000000008F30000-memory.dmp

        Filesize

        64KB

      • memory/4708-8-0x0000000008E70000-0x0000000008E82000-memory.dmp

        Filesize

        72KB

      • memory/4708-10-0x0000000008ED0000-0x0000000008F0E000-memory.dmp

        Filesize

        248KB

      • memory/4708-11-0x0000000009030000-0x000000000907B000-memory.dmp

        Filesize

        300KB

      • memory/4708-16-0x0000000073610000-0x0000000073CFE000-memory.dmp

        Filesize

        6.9MB

      • memory/4708-17-0x0000000008F20000-0x0000000008F30000-memory.dmp

        Filesize

        64KB