Analysis

  • max time kernel
    138s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/07/2023, 10:38

General

  • Target
    4af597ac71483cc4a4435cb99a0fd186.exe
  • Size 513KB
  • Sample230710-mpdbpshg88
  • SHA256 47c01c5639bd704d9c36cfb69954210f6d7f3468437cc712d60e045d15cacdac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • kira

C2
  • 77.91.68.48:19071

Attributes
  • auth_value

    1677a40fd8997eb89377e1681911e9c6

Signatures

  • RedLine

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4af597ac71483cc4a4435cb99a0fd186.exe
    "C:\Users\Admin\AppData\Local\Temp\4af597ac71483cc4a4435cb99a0fd186.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:488
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7589457.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7589457.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1460
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f8280903.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f8280903.exe
        3⤵
        • Executes dropped EXE
        PID:5100

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        x7589457.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7589457.exe
        • Size 319KB
        • SHA256 9c908844eecb259c18bcb2066cf5b8714d8fbfebb6b16537b0e98f97f7ede0f2
        • MD5 SHA1 SHA512 SSDEEP

        x7589457.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x7589457.exe
        • Size 319KB
        • SHA256 9c908844eecb259c18bcb2066cf5b8714d8fbfebb6b16537b0e98f97f7ede0f2
        • MD5 SHA1 SHA512 SSDEEP

        f8280903.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f8280903.exe
        • Size 266KB
        • SHA256 833ab357095d573247b93c0c706306e893d1690d40669f98a30f250e95d11812
        • MD5 SHA1 SHA512 SSDEEP

        f8280903.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f8280903.exe
        • Size 266KB
        • SHA256 833ab357095d573247b93c0c706306e893d1690d40669f98a30f250e95d11812
        • MD5 SHA1 SHA512 SSDEEP

        memory/488-133-0x0000000000570000-0x00000000005DE000-memory.dmp

        memory/5100-153-0x0000000000520000-0x0000000000550000-memory.dmp

        memory/5100-157-0x0000000004BD0000-0x00000000051E8000-memory.dmp

        memory/5100-158-0x00000000051F0000-0x00000000052FA000-memory.dmp

        memory/5100-159-0x0000000005330000-0x0000000005342000-memory.dmp

        memory/5100-160-0x0000000005350000-0x000000000538C000-memory.dmp

        memory/5100-161-0x0000000002470000-0x0000000002480000-memory.dmp

        memory/5100-162-0x0000000002470000-0x0000000002480000-memory.dmp