Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-12-2024 16:52

General

  • Target

    build.exe

  • Size

    5.1MB

  • MD5

    d2683333c33c9c8e7a0f0d81b65b3bc0

  • SHA1

    2ea3f0156f0a47dd6801cc0e576bb4cd88932ef9

  • SHA256

    932f71143cd50338a8557d6e34058d4758ffaaeda8183a9811d296ae75ee8b58

  • SHA512

    41ae89fcefa854eda56211d51ae86435406262520bb5e66d4e61e3838b215bc28f464beb705bd104bb18c0bcb0f033ea0603de12741d87aaae0951a302045602

  • SSDEEP

    98304:HNZOsiju24uvwISssMuIUbmFecKEKPssyWiNT4uChIhZ5:Ksiju24LNrIQmMTqyGd

Malware Config

Signatures

  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 12 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
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Power Settings 1 TTPs 8 IoCs

    powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 17 IoCs

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

  • Launches sc.exe 4 IoCs

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

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

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

  • Modifies data under HKEY_USERS 50 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\build.exe
    "C:\Users\Admin\AppData\Local\Temp\build.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2944
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2400
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:684
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:3480
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:2380
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:216
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:4852
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:3912
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "QHRAJGDI"
        2⤵
        • Launches sc.exe
        PID:3832
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "QHRAJGDI" binpath= "C:\ProgramData\nalfdgwigwyg\lhhsgwktkatl.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:1636
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:4620
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "QHRAJGDI"
        2⤵
        • Launches sc.exe
        PID:1868
    • C:\ProgramData\nalfdgwigwyg\lhhsgwktkatl.exe
      C:\ProgramData\nalfdgwigwyg\lhhsgwktkatl.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2256
      • 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:3284
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:5064
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:4368
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:3368
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2960
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1760
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:960
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:3760
          • C:\Windows\system32\conhost.exe
            conhost.exe
            2⤵
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2660
        • C:\Windows\system32\taskmgr.exe
          "C:\Windows\system32\taskmgr.exe" /0
          1⤵
          • Checks SCSI registry key(s)
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          PID:2928

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\nalfdgwigwyg\lhhsgwktkatl.exe

          Filesize

          5.1MB

          MD5

          d2683333c33c9c8e7a0f0d81b65b3bc0

          SHA1

          2ea3f0156f0a47dd6801cc0e576bb4cd88932ef9

          SHA256

          932f71143cd50338a8557d6e34058d4758ffaaeda8183a9811d296ae75ee8b58

          SHA512

          41ae89fcefa854eda56211d51ae86435406262520bb5e66d4e61e3838b215bc28f464beb705bd104bb18c0bcb0f033ea0603de12741d87aaae0951a302045602

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fkvanxpn.mct.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • memory/2400-0-0x00007FFBB48D3000-0x00007FFBB48D5000-memory.dmp

          Filesize

          8KB

        • memory/2400-1-0x0000016AF6510000-0x0000016AF6532000-memory.dmp

          Filesize

          136KB

        • memory/2400-11-0x00007FFBB48D0000-0x00007FFBB5391000-memory.dmp

          Filesize

          10.8MB

        • memory/2400-12-0x00007FFBB48D0000-0x00007FFBB5391000-memory.dmp

          Filesize

          10.8MB

        • memory/2400-15-0x00007FFBB48D0000-0x00007FFBB5391000-memory.dmp

          Filesize

          10.8MB

        • memory/2400-16-0x00007FFBB48D0000-0x00007FFBB5391000-memory.dmp

          Filesize

          10.8MB

        • memory/2660-70-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-73-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-74-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-72-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-71-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-66-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-67-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-68-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-69-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-65-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-57-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-59-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-60-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-62-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-63-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-64-0x000002ADA1A40000-0x000002ADA1A60000-memory.dmp

          Filesize

          128KB

        • memory/2660-61-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2660-58-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2928-76-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-81-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-82-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-86-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-83-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-84-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-87-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-85-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-75-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/2928-77-0x000001DFA3E30000-0x000001DFA3E31000-memory.dmp

          Filesize

          4KB

        • memory/3284-46-0x0000013D20300000-0x0000013D2030A000-memory.dmp

          Filesize

          40KB

        • memory/3284-44-0x0000013D1DD20000-0x0000013D1DD28000-memory.dmp

          Filesize

          32KB

        • memory/3284-41-0x0000013D202C0000-0x0000013D202DC000-memory.dmp

          Filesize

          112KB

        • memory/3284-39-0x0000013D200C0000-0x0000013D20175000-memory.dmp

          Filesize

          724KB

        • memory/3284-40-0x0000013D1DD00000-0x0000013D1DD0A000-memory.dmp

          Filesize

          40KB

        • memory/3284-38-0x0000013D1DCE0000-0x0000013D1DCFC000-memory.dmp

          Filesize

          112KB

        • memory/3284-43-0x0000013D202E0000-0x0000013D202FA000-memory.dmp

          Filesize

          104KB

        • memory/3284-42-0x0000013D1DD10000-0x0000013D1DD1A000-memory.dmp

          Filesize

          40KB

        • memory/3284-45-0x0000013D1DD30000-0x0000013D1DD36000-memory.dmp

          Filesize

          24KB

        • memory/3760-56-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3760-53-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3760-49-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3760-50-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3760-51-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3760-52-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB