Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-11-2024 18:17

General

  • Target

    a6ce588a83f2c77c794e3584e8ac44e472d26cf301bb2bf0468bcabae55070bc.exe

  • Size

    2.5MB

  • MD5

    c9a04bf748d1ee29a43ac3f0ddace478

  • SHA1

    891bd4e634a9c5fec1a3de80bff55c665236b58d

  • SHA256

    a6ce588a83f2c77c794e3584e8ac44e472d26cf301bb2bf0468bcabae55070bc

  • SHA512

    e17edb74f5cb4d8aabb4c775ec25a271f201da3adcb03541b1919526c0939694a768affc21c3066327e57c13bc9bb481074e51e4e78867df847b26f063b4c115

  • SSDEEP

    49152:b+p9UJkdNaeuRgsJ9pddphet67LGZvTuD/jhLD/6dUJBrb9IqepaBK:b+QJkwgsLDdpg5ZqrhLDSdUJBrRI1

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
  • Drops file in Drivers directory 2 IoCs
  • 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 14 IoCs

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

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a6ce588a83f2c77c794e3584e8ac44e472d26cf301bb2bf0468bcabae55070bc.exe
    "C:\Users\Admin\AppData\Local\Temp\a6ce588a83f2c77c794e3584e8ac44e472d26cf301bb2bf0468bcabae55070bc.exe"
    1⤵
    • Drops file in Drivers directory
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1968
    • 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:2364
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2412
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2780
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:2444
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2668
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2852
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:2704
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2724
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2588
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2584
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2164
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2700
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "RLNALEWN"
      2⤵
      • Launches sc.exe
      PID:2616
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "RLNALEWN" binpath= "C:\ProgramData\htsdqitpnkda\zrgqfbcavrkx.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:2000
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:2408
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "RLNALEWN"
      2⤵
      • Launches sc.exe
      PID:976
  • C:\ProgramData\htsdqitpnkda\zrgqfbcavrkx.exe
    C:\ProgramData\htsdqitpnkda\zrgqfbcavrkx.exe
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1892
    • 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:1268
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1708
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2548
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:1720
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:2036
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:2888
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:1740
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:1000
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1776
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1352
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2976
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2916
      • C:\Windows\system32\svchost.exe
        svchost.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:904

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\system32\drivers\etc\hosts

      Filesize

      1007B

      MD5

      3a9662312614b856b548c94bc410cd23

      SHA1

      e008df0cd134359e2ae897975f5a258cdda67cef

      SHA256

      d47944cc0756d7b558fd2ee5cc0e1f8aeb195c22b5fa40c912130d1c36958395

      SHA512

      435a8555c0c90668baaf10c6c9e016b651bb14b1f0fe0427dade063d7de65621fd1bbb75e667276e5ba8049e30d4f018b86b5267df0b7b731c1cc314eaede2ed

    • \ProgramData\htsdqitpnkda\zrgqfbcavrkx.exe

      Filesize

      2.5MB

      MD5

      c9a04bf748d1ee29a43ac3f0ddace478

      SHA1

      891bd4e634a9c5fec1a3de80bff55c665236b58d

      SHA256

      a6ce588a83f2c77c794e3584e8ac44e472d26cf301bb2bf0468bcabae55070bc

      SHA512

      e17edb74f5cb4d8aabb4c775ec25a271f201da3adcb03541b1919526c0939694a768affc21c3066327e57c13bc9bb481074e51e4e78867df847b26f063b4c115

    • memory/904-35-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-33-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-41-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-44-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-30-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-31-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-39-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-36-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-32-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-34-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-37-0x0000000000040000-0x0000000000060000-memory.dmp

      Filesize

      128KB

    • memory/904-38-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-40-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-42-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/904-43-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1268-18-0x0000000000940000-0x0000000000948000-memory.dmp

      Filesize

      32KB

    • memory/1268-17-0x000000001A020000-0x000000001A302000-memory.dmp

      Filesize

      2.9MB

    • memory/2364-9-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

      Filesize

      9.6MB

    • memory/2364-6-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

      Filesize

      32KB

    • memory/2364-4-0x000007FEF687E000-0x000007FEF687F000-memory.dmp

      Filesize

      4KB

    • memory/2364-11-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

      Filesize

      9.6MB

    • memory/2364-5-0x000000001B590000-0x000000001B872000-memory.dmp

      Filesize

      2.9MB

    • memory/2364-10-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

      Filesize

      9.6MB

    • memory/2364-7-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

      Filesize

      9.6MB

    • memory/2364-8-0x000007FEF65C0000-0x000007FEF6F5D000-memory.dmp

      Filesize

      9.6MB

    • memory/2916-26-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2916-23-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2916-22-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2916-21-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2916-24-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2916-28-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB