Analysis

  • max time kernel
    146s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    15/08/2023, 15:37

General

  • Target
    file.exe
  • Size 564KB
  • Sample230815-s2f61sdd7s
  • SHA256 c8fadf09d5b23c2338703fa5f6d2c637c5c0b1ee062284cd0fc0de803025056b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • meson

C2
  • 77.91.124.54:19071

Attributes
  • auth_value

    47ca57ebe5c142c9ad4650f71bf57877

Signatures

  • Detects Healer an antivirus disabler dropper 4 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

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

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 7 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2108
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1908
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r1475849.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r1475849.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2152
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:2980

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        z5328791.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
        • Size 432KB
        • SHA256 dab86aba45eb33f969c94ca330684f8cc39b8e6f90f0349b670b4c99ee7f5c08
        • MD5 SHA1 SHA512 SSDEEP

        z5328791.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
        • Size 432KB
        • SHA256 dab86aba45eb33f969c94ca330684f8cc39b8e6f90f0349b670b4c99ee7f5c08
        • MD5 SHA1 SHA512 SSDEEP

        z4454215.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        • Size 206KB
        • SHA256 7fc08f146321e54b154423615aa6520e4f1080880652034f0c5878080e6009c8
        • MD5 SHA1 SHA512 SSDEEP

        z4454215.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        • Size 206KB
        • SHA256 7fc08f146321e54b154423615aa6520e4f1080880652034f0c5878080e6009c8
        • MD5 SHA1 SHA512 SSDEEP

        r1475849.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r1475849.exe
        • Size 11KB
        • SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
        • MD5 SHA1 SHA512 SSDEEP

        r1475849.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r1475849.exe
        • Size 11KB
        • SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
        • MD5 SHA1 SHA512 SSDEEP

        s1557099.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
        • Size 174KB
        • SHA256 fa4c0400f2100f27843122d6626e53b3fd8cf4af1ba43ab99f637716bfedf691
        • MD5 SHA1 SHA512 SSDEEP

        s1557099.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
        • Size 174KB
        • SHA256 fa4c0400f2100f27843122d6626e53b3fd8cf4af1ba43ab99f637716bfedf691
        • MD5 SHA1 SHA512 SSDEEP

        z5328791.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
        • Size 432KB
        • SHA256 dab86aba45eb33f969c94ca330684f8cc39b8e6f90f0349b670b4c99ee7f5c08
        • MD5 SHA1 SHA512 SSDEEP

        z5328791.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP000.TMP\z5328791.exe
        • Size 432KB
        • SHA256 dab86aba45eb33f969c94ca330684f8cc39b8e6f90f0349b670b4c99ee7f5c08
        • MD5 SHA1 SHA512 SSDEEP

        z4454215.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        • Size 206KB
        • SHA256 7fc08f146321e54b154423615aa6520e4f1080880652034f0c5878080e6009c8
        • MD5 SHA1 SHA512 SSDEEP

        z4454215.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP001.TMP\z4454215.exe
        • Size 206KB
        • SHA256 7fc08f146321e54b154423615aa6520e4f1080880652034f0c5878080e6009c8
        • MD5 SHA1 SHA512 SSDEEP

        r1475849.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP002.TMP\r1475849.exe
        • Size 11KB
        • SHA256 850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
        • MD5 SHA1 SHA512 SSDEEP

        s1557099.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
        • Size 174KB
        • SHA256 fa4c0400f2100f27843122d6626e53b3fd8cf4af1ba43ab99f637716bfedf691
        • MD5 SHA1 SHA512 SSDEEP

        s1557099.exe

        • Path \Users\Admin\AppData\Local\Temp\IXP002.TMP\s1557099.exe
        • Size 174KB
        • SHA256 fa4c0400f2100f27843122d6626e53b3fd8cf4af1ba43ab99f637716bfedf691
        • MD5 SHA1 SHA512 SSDEEP

        memory/2152-82-0x0000000000E10000-0x0000000000E1A000-memory.dmp

        memory/2152-83-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

        memory/2152-84-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

        memory/2152-85-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

        memory/2980-92-0x00000000003C0000-0x00000000003F0000-memory.dmp

        memory/2980-93-0x0000000000550000-0x0000000000556000-memory.dmp