Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 02:53

General

  • Target

    9d879dbfa312986e04cfb1ba762ee26a0760c0743d5249d632acc53c5e7e5382.exe

  • Size

    2.5MB

  • MD5

    0cb43bc79db2f79d3bf41488b8e44b14

  • SHA1

    183aaf34914b6233dee53311abb3b58512bab255

  • SHA256

    9d879dbfa312986e04cfb1ba762ee26a0760c0743d5249d632acc53c5e7e5382

  • SHA512

    dc253e1c96441fa285a6f9201382520e0fe6a43da2bcd42a88426178d49393ee4ffb55ad26367b3a285c4ac05b04071e63f9613ecae1c248717d2a43af729a86

  • SSDEEP

    49152:zgf2+69hPNE5E90V1/3+XEnP5mgLh0ZVpma0uoTtsS+kDUMDkeHkV8:i2+6zeG90VVu0nPYgima0uoTW1kTkeHI

Malware Config

Signatures

  • Xmrig family
  • 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
  • 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 14 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Launches sc.exe 4 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 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d879dbfa312986e04cfb1ba762ee26a0760c0743d5249d632acc53c5e7e5382.exe
    "C:\Users\Admin\AppData\Local\Temp\9d879dbfa312986e04cfb1ba762ee26a0760c0743d5249d632acc53c5e7e5382.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:2344
    • 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:800
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:3024
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2360
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2352
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2840
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "XXXZEMGH"
      2⤵
      • Launches sc.exe
      PID:2300
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "XXXZEMGH" binpath= "C:\ProgramData\mcqdihxfmfum\xkmlhavdrgzq.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:3020
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2896
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "XXXZEMGH"
      2⤵
      • Launches sc.exe
      PID:2900
  • C:\ProgramData\mcqdihxfmfum\xkmlhavdrgzq.exe
    C:\ProgramData\mcqdihxfmfum\xkmlhavdrgzq.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2852
    • 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:2828
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1840
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2728
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2736
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2192
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2204
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2032
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:672
      • C:\Windows\system32\conhost.exe
        conhost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1408

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • \ProgramData\mcqdihxfmfum\xkmlhavdrgzq.exe

      Filesize

      2.5MB

      MD5

      0cb43bc79db2f79d3bf41488b8e44b14

      SHA1

      183aaf34914b6233dee53311abb3b58512bab255

      SHA256

      9d879dbfa312986e04cfb1ba762ee26a0760c0743d5249d632acc53c5e7e5382

      SHA512

      dc253e1c96441fa285a6f9201382520e0fe6a43da2bcd42a88426178d49393ee4ffb55ad26367b3a285c4ac05b04071e63f9613ecae1c248717d2a43af729a86

    • memory/672-21-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/672-20-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/672-19-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/672-22-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/672-18-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/672-24-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/800-9-0x000007FEF6840000-0x000007FEF71DD000-memory.dmp

      Filesize

      9.6MB

    • memory/800-5-0x000000001B4E0000-0x000000001B7C2000-memory.dmp

      Filesize

      2.9MB

    • memory/800-11-0x000007FEF6840000-0x000007FEF71DD000-memory.dmp

      Filesize

      9.6MB

    • memory/800-10-0x000007FEF6840000-0x000007FEF71DD000-memory.dmp

      Filesize

      9.6MB

    • memory/800-6-0x0000000002650000-0x0000000002658000-memory.dmp

      Filesize

      32KB

    • memory/800-8-0x000007FEF6840000-0x000007FEF71DD000-memory.dmp

      Filesize

      9.6MB

    • memory/800-4-0x000007FEF6AFE000-0x000007FEF6AFF000-memory.dmp

      Filesize

      4KB

    • memory/800-7-0x000007FEF6840000-0x000007FEF71DD000-memory.dmp

      Filesize

      9.6MB

    • memory/1408-38-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-37-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-31-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-27-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-28-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-34-0x0000000000100000-0x0000000000120000-memory.dmp

      Filesize

      128KB

    • memory/1408-39-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-33-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-41-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-40-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-36-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-35-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-32-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-30-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/1408-29-0x0000000140000000-0x0000000140835000-memory.dmp

      Filesize

      8.2MB

    • memory/2828-16-0x0000000019F00000-0x000000001A1E2000-memory.dmp

      Filesize

      2.9MB

    • memory/2828-17-0x0000000000950000-0x0000000000958000-memory.dmp

      Filesize

      32KB