Analysis

  • max time kernel
    146s
  • max time network
    159s
  • 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, 05:56

General

  • Target
    842be9b67f30279301f1485675598fc2.exe
  • Size 513KB
  • Sample230710-gm124agh52
  • SHA256 59656336eb925a4dd42c1fb4de4005384e4a810b0b2c4b2cdd6bfc46385d6e97
  • 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\842be9b67f30279301f1485675598fc2.exe
    "C:\Users\Admin\AppData\Local\Temp\842be9b67f30279301f1485675598fc2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9872394.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9872394.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f2136456.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f2136456.exe
        3⤵
        • Executes dropped EXE
        PID:1468

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        x9872394.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9872394.exe
        • Size 319KB
        • SHA256 33ba51302b872db29219da6c5fdfed9926cdcf65c3d3a95ad0d8f1885f7edb03
        • MD5 SHA1 SHA512 SSDEEP

        x9872394.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9872394.exe
        • Size 319KB
        • SHA256 33ba51302b872db29219da6c5fdfed9926cdcf65c3d3a95ad0d8f1885f7edb03
        • MD5 SHA1 SHA512 SSDEEP

        f2136456.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f2136456.exe
        • Size 266KB
        • SHA256 731d35fe60ef416b06874adb16080dada6058e447f64a4c50359b540e68d5992
        • MD5 SHA1 SHA512 SSDEEP

        f2136456.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\f2136456.exe
        • Size 266KB
        • SHA256 731d35fe60ef416b06874adb16080dada6058e447f64a4c50359b540e68d5992
        • MD5 SHA1 SHA512 SSDEEP

        memory/1468-153-0x0000000000450000-0x0000000000480000-memory.dmp

        memory/1468-157-0x000000000A460000-0x000000000AA78000-memory.dmp

        memory/1468-158-0x0000000009EB0000-0x0000000009FBA000-memory.dmp

        memory/1468-159-0x0000000009FF0000-0x000000000A002000-memory.dmp

        memory/1468-160-0x000000000A010000-0x000000000A04C000-memory.dmp

        memory/1468-161-0x00000000049B0000-0x00000000049C0000-memory.dmp

        memory/1468-162-0x00000000049B0000-0x00000000049C0000-memory.dmp

        memory/2852-133-0x00000000005A0000-0x000000000060E000-memory.dmp