Analysis

  • max time kernel
    137s
  • 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
    06/06/2023, 00:01

General

  • Target
    file.exe
  • Size 583KB
  • Sample230606-aawtaabc47
  • SHA256 90d3dcaf413c56e26a311ac721faadcf10d2f6c7ec20c28769b912868d4641cd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • diza

C2
  • 83.97.73.126:19048

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Signatures

  • 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
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4974338.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4974338.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2004
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y6428977.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y6428977.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2204
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4343940.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4343940.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1028
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1622545.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1622545.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2852

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        y4974338.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4974338.exe
        • Size 377KB
        • SHA256 9e2b6a6f76edd55b35d64ec5180b833a9aec5f6248d33ee570613b7a6464e293
        • MD5 SHA1 SHA512 SSDEEP

        y4974338.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4974338.exe
        • Size 377KB
        • SHA256 9e2b6a6f76edd55b35d64ec5180b833a9aec5f6248d33ee570613b7a6464e293
        • MD5 SHA1 SHA512 SSDEEP

        y6428977.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y6428977.exe
        • Size 206KB
        • SHA256 631255f1c7fc9ee7bd0bb43d03702139c383cb209e143f8b42acdc94d96b516f
        • MD5 SHA1 SHA512 SSDEEP

        y6428977.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y6428977.exe
        • Size 206KB
        • SHA256 631255f1c7fc9ee7bd0bb43d03702139c383cb209e143f8b42acdc94d96b516f
        • MD5 SHA1 SHA512 SSDEEP

        k4343940.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4343940.exe
        • Size 12KB
        • SHA256 41b74be862dd53ab711d0d7bd8f49e0f361c086c5ba3129c6b07afa56cc8ec5b
        • MD5 SHA1 SHA512 SSDEEP

        k4343940.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4343940.exe
        • Size 12KB
        • SHA256 41b74be862dd53ab711d0d7bd8f49e0f361c086c5ba3129c6b07afa56cc8ec5b
        • MD5 SHA1 SHA512 SSDEEP

        l1622545.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1622545.exe
        • Size 172KB
        • SHA256 2ae25aeb032fb1e5eda2e1952761a2fdc7f023121e7e856405837d57b3dd29a4
        • MD5 SHA1 SHA512 SSDEEP

        l1622545.exe

        • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1622545.exe
        • Size 172KB
        • SHA256 2ae25aeb032fb1e5eda2e1952761a2fdc7f023121e7e856405837d57b3dd29a4
        • MD5 SHA1 SHA512 SSDEEP

        memory/1028-154-0x0000000000090000-0x000000000009A000-memory.dmp

        memory/2852-160-0x000000000AA70000-0x000000000B088000-memory.dmp

        memory/2852-166-0x000000000A970000-0x000000000AA02000-memory.dmp

        memory/2852-161-0x000000000A5A0000-0x000000000A6AA000-memory.dmp

        memory/2852-162-0x000000000A4E0000-0x000000000A4F2000-memory.dmp

        memory/2852-163-0x000000000A540000-0x000000000A57C000-memory.dmp

        memory/2852-164-0x00000000050C0000-0x00000000050D0000-memory.dmp

        memory/2852-165-0x000000000A850000-0x000000000A8C6000-memory.dmp

        memory/2852-159-0x0000000000620000-0x0000000000650000-memory.dmp

        memory/2852-167-0x000000000B640000-0x000000000BBE4000-memory.dmp

        memory/2852-168-0x000000000B190000-0x000000000B1F6000-memory.dmp

        memory/2852-169-0x000000000B570000-0x000000000B5C0000-memory.dmp

        memory/2852-170-0x000000000BEC0000-0x000000000C082000-memory.dmp

        memory/2852-171-0x000000000C5C0000-0x000000000CAEC000-memory.dmp

        memory/2852-172-0x00000000050C0000-0x00000000050D0000-memory.dmp