Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/10/2023, 06:31

General

  • Target
    301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2.exe
  • Size 1.2MB
  • Sample231007-hagy5ahe8v
  • SHA256 301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • gigant

C2
  • 77.91.124.55:19071

Signatures

  • Detect Mystic stealer payload 4 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

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

  • RedLine payload 3 IoCs
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 5 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2.exe
    "C:\Users\Admin\AppData\Local\Temp\301dab91222f7ec5df8ac2e0b92a8a671697e53c29e55f14ad84643cc48bbed2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4500
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1664
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:3460
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:2420
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                7⤵
                  PID:2368
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  7⤵
                    PID:4912
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                    7⤵
                      PID:3176
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -u -p 3176 -s 540
                        8⤵
                        • Program crash
                        PID:4748
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 608
                      7⤵
                      • Program crash
                      PID:1960
                  • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hf972PA.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hf972PA.exe
                    6⤵
                    • Executes dropped EXE
                    PID:4292
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2420 -ip 2420
          1⤵
            PID:4508
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 3176 -ip 3176
            1⤵
              PID:2508

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  wO8Aq2lq.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
                  • Size 1.0MB
                  • SHA256 5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f
                  • MD5 SHA1 SHA512 SSDEEP

                  wO8Aq2lq.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\wO8Aq2lq.exe
                  • Size 1.0MB
                  • SHA256 5a15203c1e5951cf9d4a97749c31308ba0ddb3c122f22ff089b3cfadc571892f
                  • MD5 SHA1 SHA512 SSDEEP

                  na6tL7Pn.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
                  • Size 885KB
                  • SHA256 bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb
                  • MD5 SHA1 SHA512 SSDEEP

                  na6tL7Pn.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\na6tL7Pn.exe
                  • Size 885KB
                  • SHA256 bbde4eb06fba00c9cfd38f849ecf86ae550c6f1dd4f0824798952e52636ec6bb
                  • MD5 SHA1 SHA512 SSDEEP

                  GZ3NJ9gf.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
                  • Size 590KB
                  • SHA256 0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae
                  • MD5 SHA1 SHA512 SSDEEP

                  GZ3NJ9gf.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\GZ3NJ9gf.exe
                  • Size 590KB
                  • SHA256 0b8b7638a7bdb7de88011143da1f276110c5f108bcf8a4f0b8da81234f7a5fae
                  • MD5 SHA1 SHA512 SSDEEP

                  Zj9SX3Gs.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
                  • Size 417KB
                  • SHA256 ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c
                  • MD5 SHA1 SHA512 SSDEEP

                  Zj9SX3Gs.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\Zj9SX3Gs.exe
                  • Size 417KB
                  • SHA256 ec53a9d3d894367786306e87248b550ecaae629cc97e8a2540861f9553a85a0c
                  • MD5 SHA1 SHA512 SSDEEP

                  1HH11RY2.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
                  • Size 378KB
                  • SHA256 8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27
                  • MD5 SHA1 SHA512 SSDEEP

                  1HH11RY2.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\1HH11RY2.exe
                  • Size 378KB
                  • SHA256 8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27
                  • MD5 SHA1 SHA512 SSDEEP

                  2Hf972PA.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hf972PA.exe
                  • Size 231KB
                  • SHA256 ba34a9737f2006969b525bb929aa1b8b714c9d344332c31b9c76d480be791e21
                  • MD5 SHA1 SHA512 SSDEEP

                  2Hf972PA.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\2Hf972PA.exe
                  • Size 231KB
                  • SHA256 ba34a9737f2006969b525bb929aa1b8b714c9d344332c31b9c76d480be791e21
                  • MD5 SHA1 SHA512 SSDEEP

                  memory/3176-36-0x0000000000400000-0x0000000000428000-memory.dmp

                  memory/3176-37-0x0000000000400000-0x0000000000428000-memory.dmp

                  memory/3176-39-0x0000000000400000-0x0000000000428000-memory.dmp

                  memory/3176-35-0x0000000000400000-0x0000000000428000-memory.dmp

                  memory/4292-46-0x00000000071F0000-0x0000000007282000-memory.dmp

                  memory/4292-43-0x0000000000430000-0x000000000046E000-memory.dmp

                  memory/4292-45-0x00000000076C0000-0x0000000007C64000-memory.dmp

                  memory/4292-44-0x00000000741F0000-0x00000000749A0000-memory.dmp

                  memory/4292-47-0x0000000007460000-0x0000000007470000-memory.dmp

                  memory/4292-48-0x00000000073A0000-0x00000000073AA000-memory.dmp

                  memory/4292-49-0x0000000008290000-0x00000000088A8000-memory.dmp

                  memory/4292-50-0x0000000007580000-0x000000000768A000-memory.dmp

                  memory/4292-51-0x0000000007490000-0x00000000074A2000-memory.dmp

                  memory/4292-52-0x00000000074F0000-0x000000000752C000-memory.dmp

                  memory/4292-53-0x0000000007530000-0x000000000757C000-memory.dmp

                  memory/4292-54-0x00000000741F0000-0x00000000749A0000-memory.dmp

                  memory/4292-55-0x0000000007460000-0x0000000007470000-memory.dmp