Analysis

  • max time kernel
    89s
  • max time network
    98s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/10/2024, 18:45

General

  • Target

    35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7eN.exe

  • Size

    5.5MB

  • MD5

    b3b6b62ae29af73db4e5df1056f11070

  • SHA1

    124fbab81268b69d9eaf7df696451ae4803bb14c

  • SHA256

    35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7e

  • SHA512

    0e1dea84ef54020e63211fbff782c66d181b5cff0291c3743f656a8efc20d9c53953ef14c4f36181f5655ab3358d9fdea25e79c77fae602b221c6624daccfafe

  • SSDEEP

    98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj

Malware Config

Signatures

  • Xmrig family
  • xmrig

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

  • XMRig Miner payload 8 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
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 13 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 14 IoCs

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

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7eN.exe
    "C:\Users\Admin\AppData\Local\Temp\35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7eN.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2584
    • 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
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2124
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2764
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2724
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2820
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2816
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2748
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2900
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2264
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2884
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2664
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2408
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2672
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:2628
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2784
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:1804
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "JVNIRHNX"
      2⤵
      • Launches sc.exe
      PID:1680
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7eN.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1968
      • C:\Windows\system32\choice.exe
        choice /C Y /N /D Y /T 3
        3⤵
          PID:1520
    • C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
      C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe
      1⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1928
      • 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:2392
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2520
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          3⤵
          • Drops file in Windows directory
          PID:2044
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        2⤵
        • Launches sc.exe
        PID:1708
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        2⤵
        • Launches sc.exe
        PID:1744
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        2⤵
        • Launches sc.exe
        PID:2396
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        2⤵
        • Launches sc.exe
        PID:816
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        2⤵
        • Launches sc.exe
        PID:1912
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1828
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1012
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1296
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        2⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1004
      • C:\Windows\system32\conhost.exe
        C:\Windows\system32\conhost.exe
        2⤵
          PID:2856
        • C:\Windows\system32\nslookup.exe
          nslookup.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2920

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • \ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe

              Filesize

              5.5MB

              MD5

              b3b6b62ae29af73db4e5df1056f11070

              SHA1

              124fbab81268b69d9eaf7df696451ae4803bb14c

              SHA256

              35ae31088cdc4ce3159934173b69fe2dd0ba1f6ca0a35286c87d2479fe636b7e

              SHA512

              0e1dea84ef54020e63211fbff782c66d181b5cff0291c3743f656a8efc20d9c53953ef14c4f36181f5655ab3358d9fdea25e79c77fae602b221c6624daccfafe

            • memory/2124-4-0x000007FEF582E000-0x000007FEF582F000-memory.dmp

              Filesize

              4KB

            • memory/2124-6-0x0000000001FB0000-0x0000000001FB8000-memory.dmp

              Filesize

              32KB

            • memory/2124-7-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2124-5-0x000000001B500000-0x000000001B7E2000-memory.dmp

              Filesize

              2.9MB

            • memory/2124-8-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2124-10-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2124-9-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2124-11-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2124-12-0x000007FEF5570000-0x000007FEF5F0D000-memory.dmp

              Filesize

              9.6MB

            • memory/2392-17-0x0000000019F00000-0x000000001A1E2000-memory.dmp

              Filesize

              2.9MB

            • memory/2392-18-0x00000000009A0000-0x00000000009A8000-memory.dmp

              Filesize

              32KB

            • memory/2856-20-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2856-24-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2856-22-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2856-21-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2856-19-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2856-26-0x0000000140000000-0x000000014000E000-memory.dmp

              Filesize

              56KB

            • memory/2920-32-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-29-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-36-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-34-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-31-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-30-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-35-0x00000000002F0000-0x0000000000310000-memory.dmp

              Filesize

              128KB

            • memory/2920-33-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-28-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-37-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-40-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-39-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-38-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB

            • memory/2920-41-0x0000000140000000-0x0000000140848000-memory.dmp

              Filesize

              8.3MB