Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2023, 14:41

General

  • Target
    file.exe
  • Size 1.1MB
  • Sample230410-r2fd2sca41
  • SHA256 3cfe80cbae6944a7e1a8203faec93e45d85929ea6de70e76e9b5890d0b527120
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • TEST

C2
  • 135.181.173.163:4326

Attributes
  • auth_value

    8a46343f547fa4ff203e369457dfd28d

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 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:1944
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1788 -s 268
        2⤵
        • Program crash
        PID:1704
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1788 -ip 1788
      1⤵
        PID:1332

      Network

            MITRE ATT&CK Matrix

            Replay Monitor

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            Downloads

            memory/1944-133-0x0000000000400000-0x000000000042E000-memory.dmp

            memory/1944-138-0x0000000005C00000-0x0000000006218000-memory.dmp

            memory/1944-139-0x0000000005710000-0x000000000581A000-memory.dmp

            memory/1944-140-0x0000000005640000-0x0000000005652000-memory.dmp

            memory/1944-141-0x0000000005490000-0x00000000054A0000-memory.dmp

            memory/1944-142-0x00000000056A0000-0x00000000056DC000-memory.dmp

            memory/1944-143-0x0000000005490000-0x00000000054A0000-memory.dmp