Analysis

  • max time kernel
    149s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13-01-2025 02:42

General

  • Target

    b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd.exe

  • Size

    13.7MB

  • MD5

    cc6d7a6b17febe201b7f7d26ce944c08

  • SHA1

    231e8439c0facca7cc4b730bf950351d48e3a7c2

  • SHA256

    b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd

  • SHA512

    c2abd5a8a59e09951df3d17b591442097cb2615a57abbef9afee9660dcd59ece483ca9a6ab4e83a622235eef4c75ef64dc2b32b58829cef8c485e1517e9ba652

  • SSDEEP

    393216:KsEANEX3gBGYVwwoE0VhUqE7SlO9h4m/a360m:KhIEX3kGN/XBEWs4EA60m

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 4 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 6 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 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
  • UPX packed file 16 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.

  • Detects Pyinstaller 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd.exe
    "C:\Users\Admin\AppData\Local\Temp\b1883486b5e6da993af6deb6f4d0f524ccdc6317bdc32ed50dccd1799867a3bd.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2532
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Solara.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2196
    • C:\Users\Admin\AppData\Local\Temp\Solara.exe
      "C:\Users\Admin\AppData\Local\Temp\Solara.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:2700
      • 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
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1564
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2356
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Drops file in Windows directory
          PID:2152
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        3⤵
        • Launches sc.exe
        PID:2100
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        3⤵
        • Launches sc.exe
        PID:1720
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        3⤵
        • Launches sc.exe
        PID:2704
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        3⤵
        • Launches sc.exe
        PID:960
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        3⤵
        • Launches sc.exe
        PID:3016
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:976
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1344
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:1780
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        3⤵
        • Power Settings
        • Suspicious use of AdjustPrivilegeToken
        PID:868
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "PGYNROQK"
        3⤵
        • Launches sc.exe
        PID:2128
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "PGYNROQK" binpath= "C:\ProgramData\hoyktorfcbbz\rdqanwpudvuj.exe" start= "auto"
        3⤵
        • Launches sc.exe
        PID:1672
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        3⤵
        • Launches sc.exe
        PID:928
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "PGYNROQK"
        3⤵
        • Launches sc.exe
        PID:1540
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\Exela.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2716
    • C:\Users\Admin\AppData\Local\Temp\Exela.exe
      "C:\Users\Admin\AppData\Local\Temp\Exela.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2876
      • C:\Users\Admin\AppData\Local\Temp\Exela.exe
        "C:\Users\Admin\AppData\Local\Temp\Exela.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1504
  • C:\ProgramData\hoyktorfcbbz\rdqanwpudvuj.exe
    C:\ProgramData\hoyktorfcbbz\rdqanwpudvuj.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:784
    • 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:716
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1524
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:2572
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:712
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:564
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:272
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:1276
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:2516
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1684
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:1576
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2548
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Power Settings
      • Suspicious use of AdjustPrivilegeToken
      PID:2104
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:1952
      • C:\Windows\system32\conhost.exe
        conhost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:888

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Exela.exe

      Filesize

      9.5MB

      MD5

      0615d49be12c174704a3daad945f7b56

      SHA1

      90d67801dcff362ce2c2accafd5010c7f79567d6

      SHA256

      573a7f2fa701a7630318119d9e6d916cb8a0acd87a0a2797b7197e9ae85c0071

      SHA512

      40d702b8fd2993aeeb09755e760d3611d76f927ae6831ab7066386d3a133257e06330ddff2d28406b77c1d9e502e79a7a72b8984ce0d795948da07dd03b9bea9

    • C:\Users\Admin\AppData\Local\Temp\Solara.exe

      Filesize

      5.3MB

      MD5

      089094590df5698b03a7428a5864ed33

      SHA1

      6a4866b798a38e40b61095e2c4a6861b15f4cabb

      SHA256

      c3b138b65057d5a27d859763974a3afe5df2693ce64326d36ae8784d092929c7

      SHA512

      001c4aeeddcbfaa9b979e81b742391c6ec6f9400b23b8b5827c69c7e8c36bd9e8576146f0487c3522deca21e1488a36c948dff3c69b2c441406f2081ead09e4d

    • C:\Users\Admin\AppData\Local\Temp\_MEI28762\python310.dll

      Filesize

      1.4MB

      MD5

      fc7bd515b12e537a39dc93a09b3eaad6

      SHA1

      96f5d4b0967372553cb106539c5566bc184f6167

      SHA256

      461e008b7cdf034f99a566671b87849772873a175aefec6ed00732976f5c4164

      SHA512

      a8433d5b403f898e4eeebd72fce08ebad066ca60aeb0b70e2ae78377babc2acbbae2ac91ab20f813cce4b1dc58c2ad6b3868f18cc8ac0fe7be2bff020eb73122

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

      Filesize

      7KB

      MD5

      97f711dfd39d15eab98824315a1078c3

      SHA1

      39172c095bb82568f7d7653f84033ff83570f1f3

      SHA256

      0ee5b612ad643b5dca34a9f36fa63a7bc6257b3802864cb20e3314b95e8b7a19

      SHA512

      838e08cee53c9a08f43189a0c844df829fc2d9aff883a7d5dcb3b28f5332f78b75d583df0c410acc8c25f017823c6533da50dde0eee6a7f75c44a8bc1bcc1495

    • memory/888-149-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-152-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-154-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-155-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-157-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-160-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-159-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-153-0x00000000000B0000-0x00000000000D0000-memory.dmp

      Filesize

      128KB

    • memory/888-158-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-148-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-146-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-156-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-150-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-151-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/888-147-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1504-80-0x000007FEF57E0000-0x000007FEF5C4E000-memory.dmp

      Filesize

      4.4MB

    • memory/1952-138-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1952-137-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1952-139-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1952-140-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1952-141-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/1952-143-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2196-8-0x0000000001E20000-0x0000000001E28000-memory.dmp

      Filesize

      32KB

    • memory/2196-7-0x000000001B730000-0x000000001BA12000-memory.dmp

      Filesize

      2.9MB

    • memory/2196-6-0x0000000002CE0000-0x0000000002D60000-memory.dmp

      Filesize

      512KB

    • memory/2532-0-0x000007FEF5263000-0x000007FEF5264000-memory.dmp

      Filesize

      4KB

    • memory/2532-1-0x0000000000DE0000-0x0000000001BA0000-memory.dmp

      Filesize

      13.8MB

    • memory/2716-23-0x0000000002720000-0x0000000002728000-memory.dmp

      Filesize

      32KB

    • memory/2716-22-0x000000001B6A0000-0x000000001B982000-memory.dmp

      Filesize

      2.9MB