Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-03-2024 18:54

General

  • Target

    677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe

  • Size

    2.5MB

  • MD5

    ffada57f998ed6a72b6ba2f072d2690a

  • SHA1

    6857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f

  • SHA256

    677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12

  • SHA512

    1de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f

  • SSDEEP

    49152:UjBP3/qGrdNJ8VZFhY++Yk/4aLq8wH7mm6qJsSRRjyl:aBPvfrAZF28k/RLbwH7mvcRRjy

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 9 IoCs
  • Creates new service(s) 1 TTPs
  • Stops running service(s) 3 TTPs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 14 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • 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.

  • Modifies data under HKEY_USERS 50 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe
    "C:\Users\Admin\AppData\Local\Temp\677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:424
    • 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⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4912
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4528
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
          PID:3876
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:2164
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:1468
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:4540
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:1476
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:4296
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:888
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3304
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1888
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1124
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "WSNKISKT"
        2⤵
        • Launches sc.exe
        PID:2956
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "WSNKISKT" binpath= "C:\ProgramData\wikombernizc\reakuqnanrkn.exe" start= "auto"
        2⤵
        • Launches sc.exe
        PID:3068
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        2⤵
        • Launches sc.exe
        PID:1440
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "WSNKISKT"
        2⤵
        • Launches sc.exe
        PID:2996
    • C:\ProgramData\wikombernizc\reakuqnanrkn.exe
      C:\ProgramData\wikombernizc\reakuqnanrkn.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1276
      • 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⤵
        • Drops file in System32 directory
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3432
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2488
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:2444
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:5008
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:2316
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:1608
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:232
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:3912
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
            PID:4716
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4436
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:2184
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1056
          • C:\Windows\system32\conhost.exe
            C:\Windows\system32\conhost.exe
            2⤵
              PID:2516
            • C:\Windows\explorer.exe
              explorer.exe
              2⤵
              • Modifies data under HKEY_USERS
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1036

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

            Filesize

            816KB

            MD5

            2630abe8c598ecbcf4721d7adaa5a7e8

            SHA1

            6239581b528b288b15fd86ab29e9d70c8329ac39

            SHA256

            5a5d415d263bc185a08fd6b440e002af8656ba00d83458e8b334ec2a8c16560c

            SHA512

            3064ea581bd7c45c3600c8bc84c882b608966b307d5b064f85ee173223026079000dc24957331d0d8da2a280d202c362829935af2e205be282b5c9b8af8f48f4

          • C:\ProgramData\wikombernizc\reakuqnanrkn.exe

            Filesize

            488KB

            MD5

            fde718d13f51cb0889449d2858073a2c

            SHA1

            0d0c9926d99c9f4799383562e961dc83b63e9722

            SHA256

            419ce2d00a7c2c74115b9165a1ad7c81e0b5ea73ab817bf42cbd7ae80c5928d8

            SHA512

            6bb7a40feffa62c7ac2fd6450e5697370a926daaf42a27a9891cd429d9bf846f16f0ed74c5e67f13db533a957ff4aedc033e9eac7d69fb60e14326b69c34dafc

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zb1p1vqs.tul.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/1036-71-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-70-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-75-0x0000000002210000-0x0000000002230000-memory.dmp

            Filesize

            128KB

          • memory/1036-77-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-78-0x0000000002330000-0x0000000002350000-memory.dmp

            Filesize

            128KB

          • memory/1036-74-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-73-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-72-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-79-0x0000000002330000-0x0000000002350000-memory.dmp

            Filesize

            128KB

          • memory/1036-65-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-64-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-76-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-68-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-69-0x0000000000F70000-0x0000000000F90000-memory.dmp

            Filesize

            128KB

          • memory/1036-67-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-63-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-62-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/1036-66-0x0000000140000000-0x0000000140848000-memory.dmp

            Filesize

            8.3MB

          • memory/2516-58-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/2516-57-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/2516-54-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/2516-61-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/2516-56-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/2516-55-0x0000000140000000-0x000000014000E000-memory.dmp

            Filesize

            56KB

          • memory/3432-41-0x0000021F9F5C0000-0x0000021F9F5DC000-memory.dmp

            Filesize

            112KB

          • memory/3432-53-0x00007FFE85FE0000-0x00007FFE86AA1000-memory.dmp

            Filesize

            10.8MB

          • memory/3432-50-0x0000021F84B50000-0x0000021F84B60000-memory.dmp

            Filesize

            64KB

          • memory/3432-47-0x0000021F9F7F0000-0x0000021F9F7F8000-memory.dmp

            Filesize

            32KB

          • memory/3432-48-0x0000021F9F820000-0x0000021F9F826000-memory.dmp

            Filesize

            24KB

          • memory/3432-49-0x0000021F9F830000-0x0000021F9F83A000-memory.dmp

            Filesize

            40KB

          • memory/3432-46-0x0000021F9F840000-0x0000021F9F85A000-memory.dmp

            Filesize

            104KB

          • memory/3432-45-0x0000021F9F7E0000-0x0000021F9F7EA000-memory.dmp

            Filesize

            40KB

          • memory/3432-44-0x0000021F9F800000-0x0000021F9F81C000-memory.dmp

            Filesize

            112KB

          • memory/3432-43-0x0000021F9F370000-0x0000021F9F37A000-memory.dmp

            Filesize

            40KB

          • memory/3432-36-0x00007FF499340000-0x00007FF499350000-memory.dmp

            Filesize

            64KB

          • memory/3432-42-0x0000021F9F5E0000-0x0000021F9F695000-memory.dmp

            Filesize

            724KB

          • memory/3432-29-0x0000021F84B50000-0x0000021F84B60000-memory.dmp

            Filesize

            64KB

          • memory/3432-30-0x0000021F84B50000-0x0000021F84B60000-memory.dmp

            Filesize

            64KB

          • memory/3432-28-0x00007FFE85FE0000-0x00007FFE86AA1000-memory.dmp

            Filesize

            10.8MB

          • memory/4912-15-0x00007FFE85FE0000-0x00007FFE86AA1000-memory.dmp

            Filesize

            10.8MB

          • memory/4912-11-0x0000021234B00000-0x0000021234B10000-memory.dmp

            Filesize

            64KB

          • memory/4912-12-0x0000021234B00000-0x0000021234B10000-memory.dmp

            Filesize

            64KB

          • memory/4912-10-0x00007FFE85FE0000-0x00007FFE86AA1000-memory.dmp

            Filesize

            10.8MB

          • memory/4912-5-0x000002121C520000-0x000002121C542000-memory.dmp

            Filesize

            136KB