Analysis

  • max time kernel
    141s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 19:11

General

  • Target
    b86555a3c95e07c52b37cef092cf957147aa29665ce3eb76882fad6568203062.exe
  • Size 1.5MB
  • Sample230505-xwbfssae4w
  • SHA256 b86555a3c95e07c52b37cef092cf957147aa29665ce3eb76882fad6568203062
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • most

C2
  • 185.161.248.73:4164

Attributes
  • auth_value

    7da4dfa153f2919e617aa016f7c36008

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • RedLine

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

  • Executes dropped EXE 5 IoCs
  • Adds Run key to start application 2 TTPs 10 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b86555a3c95e07c52b37cef092cf957147aa29665ce3eb76882fad6568203062.exe
    "C:\Users\Admin\AppData\Local\Temp\b86555a3c95e07c52b37cef092cf957147aa29665ce3eb76882fad6568203062.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4808
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i80028725.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i80028725.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1564
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i33546651.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i33546651.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3248
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i95682886.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i95682886.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1184
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i08177316.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i08177316.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:876
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a79313029.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a79313029.exe
              6⤵
              • Executes dropped EXE
              PID:1376

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        i80028725.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i80028725.exe
        • Size 1.3MB
        • SHA256 3fc879c66eec7d5b17eb732171e00c3580e7de4120e0b7d18bb8d9bb78a46a58
        • MD5 SHA1 SHA512 SSDEEP

        i80028725.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i80028725.exe
        • Size 1.3MB
        • SHA256 3fc879c66eec7d5b17eb732171e00c3580e7de4120e0b7d18bb8d9bb78a46a58
        • MD5 SHA1 SHA512 SSDEEP

        i33546651.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i33546651.exe
        • Size 1015KB
        • SHA256 f1bdf8edae5672280a5663b5b8bd4fa8a68f7519821a3db45bbe6104d1ab8be1
        • MD5 SHA1 SHA512 SSDEEP

        i33546651.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\i33546651.exe
        • Size 1015KB
        • SHA256 f1bdf8edae5672280a5663b5b8bd4fa8a68f7519821a3db45bbe6104d1ab8be1
        • MD5 SHA1 SHA512 SSDEEP

        i95682886.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i95682886.exe
        • Size 843KB
        • SHA256 715fe05b0bdce41a6c1997a99cac8b9d2ae7072c612faf7bc25f2a49145817d1
        • MD5 SHA1 SHA512 SSDEEP

        i95682886.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i95682886.exe
        • Size 843KB
        • SHA256 715fe05b0bdce41a6c1997a99cac8b9d2ae7072c612faf7bc25f2a49145817d1
        • MD5 SHA1 SHA512 SSDEEP

        i08177316.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i08177316.exe
        • Size 371KB
        • SHA256 28a46b6b121e238b2c07f77a4281c23fe21d24fa8e3561647f3f681386ded443
        • MD5 SHA1 SHA512 SSDEEP

        i08177316.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\i08177316.exe
        • Size 371KB
        • SHA256 28a46b6b121e238b2c07f77a4281c23fe21d24fa8e3561647f3f681386ded443
        • MD5 SHA1 SHA512 SSDEEP

        a79313029.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a79313029.exe
        • Size 169KB
        • SHA256 9d10117658b96e7f6245411deab4faee01910d330722bde839f39b57436d020e
        • MD5 SHA1 SHA512 SSDEEP

        a79313029.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a79313029.exe
        • Size 169KB
        • SHA256 9d10117658b96e7f6245411deab4faee01910d330722bde839f39b57436d020e
        • MD5 SHA1 SHA512 SSDEEP

        memory/1376-168-0x00000000006E0000-0x0000000000710000-memory.dmp

        memory/1376-169-0x000000000AAE0000-0x000000000B0F8000-memory.dmp

        memory/1376-170-0x000000000A660000-0x000000000A76A000-memory.dmp

        memory/1376-171-0x000000000A590000-0x000000000A5A2000-memory.dmp

        memory/1376-172-0x000000000A5F0000-0x000000000A62C000-memory.dmp

        memory/1376-173-0x0000000004EA0000-0x0000000004EB0000-memory.dmp

        memory/1376-174-0x0000000004EA0000-0x0000000004EB0000-memory.dmp