Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 13:56

General

  • Target
    6e75d28e8c62737302435c206d401ecc.exe
  • Size 2.9MB
  • Sample240603-q8ntbsaa93
  • SHA256 ed2658bd38914a6718e2e4f09e6d23c2b6c763e90f93646c580b85c33fd2c59e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 9 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Creates new service(s) 2 TTPs
  • Stops running service(s) 4 TTPs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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.

  • UPX packed file 14 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Launches sc.exe 14 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 46 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 25 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e75d28e8c62737302435c206d401ecc.exe
    "C:\Users\Admin\AppData\Local\Temp\6e75d28e8c62737302435c206d401ecc.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4228
    • C:\Users\Admin\AppData\Roaming\123.exe
      "C:\Users\Admin\AppData\Roaming\123.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:404
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4704
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4444
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
            PID:4212
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          3⤵
          • Launches sc.exe
          PID:4464
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          3⤵
          • Launches sc.exe
          PID:4088
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          3⤵
          • Launches sc.exe
          PID:2972
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          3⤵
          • Launches sc.exe
          PID:3704
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          3⤵
          • Launches sc.exe
          PID:1608
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2080
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4040
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2860
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3984
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe delete "NUOIJWEW"
          3⤵
          • Launches sc.exe
          PID:1132
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe create "NUOIJWEW" binpath= "C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe" start= "auto"
          3⤵
          • Launches sc.exe
          PID:4628
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop eventlog
          3⤵
          • Launches sc.exe
          PID:4632
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe start "NUOIJWEW"
          3⤵
          • Launches sc.exe
          PID:1080
      • C:\Users\Admin\AppData\Roaming\svhost.exe
        "C:\Users\Admin\AppData\Roaming\svhost.exe"
        2⤵
        • Executes dropped EXE
        PID:1744
      • C:\Users\Admin\AppData\Roaming\3.exe
        "C:\Users\Admin\AppData\Roaming\3.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4744
    • C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe
      C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4300
      • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3736
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4240
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:3288
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:4464
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:4216
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:4596
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:5092
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:1500
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3116
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2452
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:1680
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:452
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:4960
          • C:\Windows\system32\svchost.exe
            svchost.exe
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3628

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              __PSScriptPolicyTest_zrzk3qca.a22.ps1

              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zrzk3qca.a22.ps1
              • Size 60B
              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
              • MD5 SHA1 SHA512

              123.exe

              • Path C:\Users\Admin\AppData\Roaming\123.exe
              • Size 2.5MB
              • SHA256 52c8c92f79183a354c5ee59653426b0f97209c37eec39fe5077ef43666eaf8a1
              • MD5 SHA1 SHA512 SSDEEP

              3.exe

              • Path C:\Users\Admin\AppData\Roaming\3.exe
              • Size 583KB
              • SHA256 c0ba1e08fcda864eb3ab465dbc9bd9f0978901598fd5537127a55f8e2aec3c89
              • MD5 SHA1 SHA512 SSDEEP

              svhost.exe

              • Path C:\Users\Admin\AppData\Roaming\svhost.exe
              • Size 530KB
              • SHA256 ce51ed0339a350243bc1576fcfa76e1b589908055f24123c9816f0dc8bf8c22a
              • MD5 SHA1 SHA512 SSDEEP

              memory/1744-33-0x00000000001C0000-0x0000000000248000-memory.dmp

              memory/1744-34-0x00007FFCBF0E3000-0x00007FFCBF0E5000-memory.dmp

              memory/3628-108-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-114-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-111-0x000001F2E4970000-0x000001F2E4990000-memory.dmp

              memory/3628-104-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-117-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-109-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-112-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-107-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-116-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-115-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-118-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-113-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-110-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-106-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3628-105-0x0000000140000000-0x0000000140848000-memory.dmp

              memory/3736-90-0x00000245F5A30000-0x00000245F5A4A000-memory.dmp

              memory/3736-86-0x00000245F57F0000-0x00000245F58A5000-memory.dmp

              memory/3736-89-0x00000245F5570000-0x00000245F557A000-memory.dmp

              memory/3736-87-0x00000245F5560000-0x00000245F556A000-memory.dmp

              memory/3736-91-0x00000245F5580000-0x00000245F5588000-memory.dmp

              memory/3736-92-0x00000245F5A10000-0x00000245F5A16000-memory.dmp

              memory/3736-93-0x00000245F5A20000-0x00000245F5A2A000-memory.dmp

              memory/3736-88-0x00000245F59F0000-0x00000245F5A0C000-memory.dmp

              memory/3736-85-0x00000245F57D0000-0x00000245F57EC000-memory.dmp

              memory/4704-55-0x000001DBEA610000-0x000001DBEA632000-memory.dmp

              memory/4744-47-0x000000001C580000-0x000000001C59E000-memory.dmp

              memory/4744-43-0x000000001E8B0000-0x000000001E9BA000-memory.dmp

              memory/4744-38-0x0000000000BE0000-0x0000000000C76000-memory.dmp

              memory/4744-39-0x00007FFCBF0E0000-0x00007FFCBFBA1000-memory.dmp

              memory/4744-41-0x0000000001440000-0x00000000014CC000-memory.dmp

              memory/4744-75-0x00007FFCBF0E0000-0x00007FFCBFBA1000-memory.dmp

              memory/4744-42-0x00007FFCBF0E0000-0x00007FFCBFBA1000-memory.dmp

              memory/4744-49-0x000000001FC80000-0x00000000201A8000-memory.dmp

              memory/4744-48-0x000000001EF90000-0x000000001F152000-memory.dmp

              memory/4744-44-0x000000001C540000-0x000000001C552000-memory.dmp

              memory/4744-46-0x000000001ED40000-0x000000001EDB6000-memory.dmp

              memory/4744-45-0x000000001D1D0000-0x000000001D20C000-memory.dmp

              memory/4960-100-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4960-96-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4960-99-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4960-98-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4960-97-0x0000000140000000-0x000000014000E000-memory.dmp

              memory/4960-103-0x0000000140000000-0x000000014000E000-memory.dmp