Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2022, 17:20

General

  • Target
    file.exe
  • Size 200KB
  • Sample221005-vwer4sfab2
  • SHA256 3313e6d16aabacfe4f6891408f9e8d3d9005d885e5bd0e8349c2a3dbe9352017
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • Duk

C2
  • yaterirennin.xyz:80

  • ncoduryllixe.xyz:80

Attributes
  • auth_value

    4fcab551b8507f2194546356260086e4

Signatures

  • Detects Smokeloader packer 3 IoCs
  • RedLine

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

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 26 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:1388
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1488
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA2AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4172
      • C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
        "C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3108
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA1AA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4036
        • C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
          C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          PID:628
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4424

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        SETUP_~1.EXE.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SETUP_~1.EXE.log
        • Size 1KB
        • SHA256 0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461
        • MD5 SHA1 SHA512

        powershell.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
        • Size 1KB
        • SHA256 3254495a5513b37a2686a876d0040275414699e7ce760e7b5ee05e41a54b96f5
        • MD5 SHA1 SHA512

        ModuleAnalysisCache

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
        • Size 53KB
        • SHA256 474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba
        • MD5 SHA1 SHA512 SSDEEP

        StartupProfileData-NonInteractive

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
        • Size 16KB
        • SHA256 5145f658c57f45c7442c7d1f5f1bbe643f250931a106800551393f08356bb5b8
        • MD5 SHA1 SHA512 SSDEEP

        SETUP_~1.EXE

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        • Size 95.4MB
        • SHA256 71f130733443d459bcdc86e8338fbbd1a50426e279fbaaae2e3fb97862c18b20
        • MD5 SHA1 SHA512 SSDEEP

        SETUP_~1.EXE

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        • Size 95.4MB
        • SHA256 71f130733443d459bcdc86e8338fbbd1a50426e279fbaaae2e3fb97862c18b20
        • MD5 SHA1 SHA512 SSDEEP

        SETUP_~1.EXE

        • Path C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        • Size 95.4MB
        • SHA256 71f130733443d459bcdc86e8338fbbd1a50426e279fbaaae2e3fb97862c18b20
        • MD5 SHA1 SHA512 SSDEEP

        Vgvmwqbanhysoldierspend_s.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
        • Size 104KB
        • SHA256 cedb075b56bfa4bf627f3062128fb8dcd7ab774dab0b5b652f0a31e5c22297ac
        • MD5 SHA1 SHA512 SSDEEP

        Vgvmwqbanhysoldierspend_s.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
        • Size 104KB
        • SHA256 cedb075b56bfa4bf627f3062128fb8dcd7ab774dab0b5b652f0a31e5c22297ac
        • MD5 SHA1 SHA512 SSDEEP

        Vgvmwqbanhysoldierspend_s.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Vgvmwqbanhysoldierspend_s.exe
        • Size 104KB
        • SHA256 cedb075b56bfa4bf627f3062128fb8dcd7ab774dab0b5b652f0a31e5c22297ac
        • MD5 SHA1 SHA512 SSDEEP

        memory/628-171-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/628-168-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/628-170-0x0000000000400000-0x0000000000409000-memory.dmp

        memory/1488-136-0x0000000006B50000-0x0000000006B72000-memory.dmp

        memory/1488-135-0x0000000000FE0000-0x0000000000FEA000-memory.dmp

        memory/3108-148-0x0000000000440000-0x0000000000460000-memory.dmp

        memory/4172-142-0x0000000006870000-0x000000000688E000-memory.dmp

        memory/4172-143-0x0000000007EB0000-0x000000000852A000-memory.dmp

        memory/4172-138-0x00000000052C0000-0x00000000052F6000-memory.dmp

        memory/4172-139-0x0000000005A00000-0x0000000006028000-memory.dmp

        memory/4172-140-0x00000000061A0000-0x0000000006206000-memory.dmp

        memory/4172-141-0x0000000006280000-0x00000000062E6000-memory.dmp

        memory/4172-144-0x0000000006D60000-0x0000000006D7A000-memory.dmp

        memory/4424-161-0x0000000007400000-0x00000000079A4000-memory.dmp

        memory/4424-153-0x0000000005D90000-0x00000000063A8000-memory.dmp

        memory/4424-162-0x0000000006F60000-0x0000000006FF2000-memory.dmp

        memory/4424-163-0x00000000079B0000-0x0000000007B72000-memory.dmp

        memory/4424-164-0x00000000080B0000-0x00000000085DC000-memory.dmp

        memory/4424-165-0x0000000007B80000-0x0000000007BF6000-memory.dmp

        memory/4424-166-0x00000000073B0000-0x0000000007400000-memory.dmp

        memory/4424-150-0x0000000000400000-0x0000000000428000-memory.dmp

        memory/4424-156-0x00000000058A0000-0x00000000058DC000-memory.dmp

        memory/4424-155-0x0000000005840000-0x0000000005852000-memory.dmp

        memory/4424-154-0x0000000005910000-0x0000000005A1A000-memory.dmp