Analysis

  • max time kernel
    508s
  • max time network
    504s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/03/2025, 02:02

General

  • Target

    BootstrapperNew.exe

  • Size

    2.6MB

  • MD5

    8dbc40ea43fb45ba5a1b81753f519b0c

  • SHA1

    b67053b1e313bfe32148d9348af87924d1e38eda

  • SHA256

    b0dae3c3317470605dad61e937398f50076e5200ecfeda4f4f5b7ea58fb17f39

  • SHA512

    396882c25692dbefcf0b25500ce0a361b7dbcb8fa079f0fd245b3500237ec1d686be402b35bffe186c388990d6e885a3d1d7f0cf9430c8d6bea046627a52d753

  • SSDEEP

    49152:HPd2+aWOydNewE94lu9sFoOVaLgm4l8tE4QwIFCRQ93glKO0bBj:8ZWOgY94lu9s0DBEFw3Cw8O0bt

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:5467

google-rocks.gl.at.ply.gg:5467

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • 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.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 11 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 35 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 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:\Users\Admin\AppData\Local\Temp\BootstrapperNew.exe
    "C:\Users\Admin\AppData\Local\Temp\BootstrapperNew.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3244
    • C:\Users\Admin\AppData\Local\Temp\BootstrapperNe.exe
      "C:\Users\Admin\AppData\Local\Temp\BootstrapperNe.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1992
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Solara.exe
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Solara.exe
        3⤵
        • Checks computer location settings
        • Drops startup file
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4328
        • 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\IXP000.TMP\Solara.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4528
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Solara.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2276
        • 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\Roaming\svchost.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1480
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:860
        • C:\Windows\System32\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Roaming\svchost.exe"
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3244
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4788
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4512
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3288
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2184
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4840
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2648
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3256
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4508
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:2684
  • C:\Users\Admin\AppData\Roaming\svchost.exe
    C:\Users\Admin\AppData\Roaming\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svchost.exe.log

    Filesize

    654B

    MD5

    2ff39f6c7249774be85fd60a8f9a245e

    SHA1

    684ff36b31aedc1e587c8496c02722c6698c1c4e

    SHA256

    e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

    SHA512

    1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    6d42b6da621e8df5674e26b799c8e2aa

    SHA1

    ab3ce1327ea1eeedb987ec823d5e0cb146bafa48

    SHA256

    5ab6a1726f425c6d0158f55eb8d81754ddedd51e651aa0a899a29b7a58619c4c

    SHA512

    53faffbda8a835bc1143e894c118c15901a5fd09cfc2224dd2f754c06dc794897315049a579b9a8382d4564f071576045aaaf824019b7139d939152dca38ce29

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    31fddc7cde1ce8268ce05b11ce49a233

    SHA1

    459e413dfa080a413420e7bda8563e018f2190be

    SHA256

    96c9c7049bbeda8fcddb9a3b13e1a8dbc0efef0be1893a46d6f6ab977c617614

    SHA512

    abefdb3d324848a90063afc8c2e8c2d11dcfd477c17ee7833d56f45053edf04fe898e8125eb63162369608683bc76db3b010694e0a284608540a30459a52e935

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    6125559fbc17386521c1080f1784ba39

    SHA1

    d98edc173d6d1780547728e61531e9c4a7db960e

    SHA256

    e4239058bf974ac9b68e83a3e4bbd21f6064ab682755d6f024fb60eb1cfe9497

    SHA512

    bbc8c733d1482d3679de019d0f7c872525d204c9a9300f3787f975e4784a9d657d51def5416386c99a1c5244e929f28d8c861491f476cfaec3ecffba29763e15

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

    Filesize

    2.6MB

    MD5

    68b4877af7f0db7e5e21a26d13cb8a9d

    SHA1

    a41ea2c50b1a829a631ccbdc69e53679ff6fed74

    SHA256

    3564cf2720164eada1c0bd78581921604b071f95e69e1fee988171359a46d9f7

    SHA512

    49b0ef8fc07254daae53fb72c334101455fe54f55a1e81eba341af983917790b604572be54b141ddbeb15bbe8a060afc3d1ed93ab86188a558dae94f7ac465e7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Solara.exe

    Filesize

    76KB

    MD5

    1cd6772bcf9f5ab6b519cba09c140c6a

    SHA1

    8c17fe6c027fa3d9e488318866cb7bbc214da863

    SHA256

    8705c8ae3c9d5cc0fad424c3c2421fa01ef762b6f35aa5068480053324debad5

    SHA512

    9aad52026fa3bdb8e97bd342d3bb132d089a9807c621a005698dc7589e79fb35ce35c0081aa8ed99eee28f5ef0ee33751f502e6df611ed3ef5d5f94ac59e8582

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rcw2fsag.jq5.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk

    Filesize

    771B

    MD5

    c8452e86caa29f86305105766a7c58f9

    SHA1

    805f32231c76ed63ec0d2ac31d3583bba4b81148

    SHA256

    c099375c6801fd6ce98dc5446d07cf96a3e68aca8ffff34b5a2e704adc5d10f2

    SHA512

    fa3e6f1b2ecc9f36865b4654f1777d77b7bca43adf4f4f95809d125b388c2a08fa194d63796d1f0b4d21b32c6751096fced11c5d64b67ffa42a5e20c349c29f8

  • memory/2184-85-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-95-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-89-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-90-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-91-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-92-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-93-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-83-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-84-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/2184-94-0x000001F9ED780000-0x000001F9ED781000-memory.dmp

    Filesize

    4KB

  • memory/3244-13-0x00007FFC264B0000-0x00007FFC266A5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-0-0x00007FFC264B0000-0x00007FFC266A5000-memory.dmp

    Filesize

    2.0MB

  • memory/3244-1-0x00000000005E0000-0x000000000087C000-memory.dmp

    Filesize

    2.6MB

  • memory/4328-80-0x00000000031C0000-0x00000000031CC000-memory.dmp

    Filesize

    48KB

  • memory/4328-73-0x00007FFC264B0000-0x00007FFC266A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4328-21-0x00007FFC264B0000-0x00007FFC266A5000-memory.dmp

    Filesize

    2.0MB

  • memory/4328-22-0x0000000000FA0000-0x0000000000FB8000-memory.dmp

    Filesize

    96KB

  • memory/4528-32-0x00000245300E0000-0x0000024530102000-memory.dmp

    Filesize

    136KB