Analysis

  • max time kernel
    136s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2023, 10:47

General

  • Target
    filter370.exe
  • Size 1.0MB
  • Sample230522-mvtwmsfh47
  • SHA256 c542eccaf0f58d9b2a69559fe3816ed78c0b06b80555ca3fd496cfe3e749e161
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • diza

C2
  • 185.161.248.37:4138

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Signatures

  • RedLine

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\filter370.exe
    "C:\Users\Admin\AppData\Local\Temp\filter370.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4480
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5816800.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5816800.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5032
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1467105.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1467105.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4516
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f5600755.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f5600755.exe
          4⤵
          • Executes dropped EXE
          PID:1008

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        x5816800.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5816800.exe
        • Size 751KB
        • SHA256 1e617c96ea99a3fa1f142064bf30abac2a06bcf9aa64717a2ac5234209f46d32
        • MD5 SHA1 SHA512 SSDEEP

        x5816800.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5816800.exe
        • Size 751KB
        • SHA256 1e617c96ea99a3fa1f142064bf30abac2a06bcf9aa64717a2ac5234209f46d32
        • MD5 SHA1 SHA512 SSDEEP

        x1467105.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1467105.exe
        • Size 306KB
        • SHA256 c8dea410a9d6fd91c71165e4fded623e6ee7ff70d1a4196a5c56560093394b57
        • MD5 SHA1 SHA512 SSDEEP

        x1467105.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1467105.exe
        • Size 306KB
        • SHA256 c8dea410a9d6fd91c71165e4fded623e6ee7ff70d1a4196a5c56560093394b57
        • MD5 SHA1 SHA512 SSDEEP

        f5600755.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f5600755.exe
        • Size 145KB
        • SHA256 1649da722b0099eab96a4362a93911d062baf0201da4f3a9333b2a29e06037a0
        • MD5 SHA1 SHA512 SSDEEP

        f5600755.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f5600755.exe
        • Size 145KB
        • SHA256 1649da722b0099eab96a4362a93911d062baf0201da4f3a9333b2a29e06037a0
        • MD5 SHA1 SHA512 SSDEEP

        memory/1008-154-0x00000000001E0000-0x000000000020A000-memory.dmp

        memory/1008-155-0x0000000005100000-0x0000000005718000-memory.dmp

        memory/1008-156-0x0000000004C80000-0x0000000004D8A000-memory.dmp

        memory/1008-157-0x0000000004BC0000-0x0000000004BD2000-memory.dmp

        memory/1008-158-0x0000000004C20000-0x0000000004C5C000-memory.dmp

        memory/1008-159-0x0000000004B90000-0x0000000004BA0000-memory.dmp

        memory/1008-160-0x0000000004B90000-0x0000000004BA0000-memory.dmp