Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    29-01-2025 13:46

General

  • Target

    XWorm V6.0.exe

  • Size

    21.6MB

  • MD5

    ba23d65ef70b05cd3b04dfcbbd801059

  • SHA1

    5c241dc3d79f61bdf82d091bfe29bca2e641d802

  • SHA256

    0712085082841796a11be3e988c1cc131d1608809321683d4e4482363f616e0d

  • SHA512

    d32a4838ca544b9b4764bb99b716faf797aa194199151426a8848c1ed27b5f2428629324d30f15db138ff56d34d46233e3ef106ad416eff29de43eb8ade0eff9

  • SSDEEP

    393216:6JSgxj4gebngiHe2bD616QWBbdw6s8qaPNL1Zjo7YOiFSbzPQWrGMYV3j+cintc:4agiHe2n61Ub1fqY1Z8WSPFrlNHnt

Malware Config

Extracted

Family

xworm

Version

5.0

Mutex

jrutcxTxqD08SKSB

Attributes
  • Install_directory

    %ProgramData%

  • install_file

    OneDrive.exe

  • pastebin_url

    https://pastebin.com/raw/RPPi3ByL

aes.plain
aes.plain
aes.plain

Extracted

Family

stealerium

C2

https://api.telegram.org/bot7204924753:AAFaqmmBR9ybp4-iE8BA2YCiFNUbOEd0Ljk/sendMessage?chat_id=

Attributes

Signatures

  • Detect Xworm Payload 6 IoCs
  • Stealerium

    An open source info stealer written in C# first seen in May 2022.

  • Stealerium family
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 8 IoCs

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

  • Drops startup file 6 IoCs
  • Executes dropped EXE 11 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Kills process with taskkill 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 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 19 IoCs
  • Suspicious use of WriteProcessMemory 40 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\XWorm V6.0.exe
    "C:\Users\Admin\AppData\Local\Temp\XWorm V6.0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3876
    • C:\Users\Admin\AppData\Local\Temp\Chrome Update.exe
      "C:\Users\Admin\AppData\Local\Temp\Chrome Update.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2892
      • C:\Windows\System32\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:2600
    • C:\Users\Admin\AppData\Local\Temp\OneDrive.exe
      "C:\Users\Admin\AppData\Local\Temp\OneDrive.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3352
      • 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\OneDrive.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3888
      • 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:5032
      • 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:3164
      • 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:1756
      • 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:3144
    • C:\Users\Admin\AppData\Local\Temp\msedge.exe
      "C:\Users\Admin\AppData\Local\Temp\msedge.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1504
      • 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\msedge.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:236
      • 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:1596
      • 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:4984
      • 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:4656
      • 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:332
    • C:\Users\Admin\AppData\Local\Temp\Xworm V5.6.exe
      "C:\Users\Admin\AppData\Local\Temp\Xworm V5.6.exe"
      2⤵
      • Executes dropped EXE
      PID:1616
    • C:\Users\Admin\AppData\Local\Temp\update.dotnet.exe
      "C:\Users\Admin\AppData\Local\Temp\update.dotnet.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3564
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\91a94f6c-a7f4-4750-8b53-94f3f8d464c8.bat"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1488
        • C:\Windows\system32\chcp.com
          chcp 65001
          4⤵
            PID:408
          • C:\Windows\system32\taskkill.exe
            taskkill /F /PID 3564
            4⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:4896
          • C:\Windows\system32\timeout.exe
            timeout /T 2 /NOBREAK
            4⤵
            • Delays execution with timeout.exe
            PID:656
    • C:\Users\Admin\AppData\Roaming\XClient.exe
      C:\Users\Admin\AppData\Roaming\XClient.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2396
    • C:\Users\Admin\AppData\Local\msedge.exe
      C:\Users\Admin\AppData\Local\msedge.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4032
    • C:\ProgramData\OneDrive.exe
      C:\ProgramData\OneDrive.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4848
    • C:\Users\Admin\AppData\Roaming\XClient.exe
      C:\Users\Admin\AppData\Roaming\XClient.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:552
    • C:\Users\Admin\AppData\Local\msedge.exe
      C:\Users\Admin\AppData\Local\msedge.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2248
    • C:\ProgramData\OneDrive.exe
      C:\ProgramData\OneDrive.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      654B

      MD5

      2cbbb74b7da1f720b48ed31085cbd5b8

      SHA1

      79caa9a3ea8abe1b9c4326c3633da64a5f724964

      SHA256

      e31b18f21621d9983bfdf1ea3e53884a9d58b8ffd79e0e5790da6f3a81a8b9d3

      SHA512

      ecf02d5240e0c1c005d3ab393aa7eff62bd498c2db5905157e2bf6d29e1b663228a9583950842629d1a4caef404c8941a0c7799b1a3bd1eb890a09fdb7efcff9

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

      Filesize

      2KB

      MD5

      627073ee3ca9676911bee35548eff2b8

      SHA1

      4c4b68c65e2cab9864b51167d710aa29ebdcff2e

      SHA256

      85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

      SHA512

      3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

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

      Filesize

      944B

      MD5

      51e109000a944a6ba1e7cd2e6c20520f

      SHA1

      139cd9abfc3337f90ad901062e8708722477ed82

      SHA256

      761050c186becf6ea7a2cf2373325f4c9844918b2dbe13de6b4d49106bd6fd3e

      SHA512

      643d7bef8e860690807b69b7d6b71e80d1fcd7de500364b92a0104d47f3052a56bc2fe00533266df487ef8b32126316fb950990291041938c1b46817dc5d6ecb

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

      Filesize

      944B

      MD5

      91901fb6ac91a5ef3ab341c6be3eaeb7

      SHA1

      f07a06bd9d24fbdfdec074d837bd4b1e48d25ca0

      SHA256

      ab13c9ccbe0cac61dba0c72aed9c4e8662b1dc87bedc6b5766d6f409b12b3670

      SHA512

      b219c1c3d3109a29c2ebeee90a5d8318aa409330815b81353ff30548cc56451aa66323a8026eb079e3c0d7005ac742ba4699a17da64bedcbf96c2207c5885129

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

      Filesize

      944B

      MD5

      6a6577b77e02f4b8333d8530dc424c19

      SHA1

      bbf9460172e16d4d31871f343d77fa38b037a8b3

      SHA256

      0c14ec1a0dbb1d1c0865896cf1f0358633dfe37216078cc3a58921783d08383d

      SHA512

      c59a2ed01f2aa61b77354139ffd631c75903aafa906636fe0d2ba7fd9aee5fcc9296b93ae6b33f02a6c01ca767fbed11f76a9cca3003bd7d674f6f8b51e8b31e

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

      Filesize

      944B

      MD5

      1a9fa92a4f2e2ec9e244d43a6a4f8fb9

      SHA1

      9910190edfaccece1dfcc1d92e357772f5dae8f7

      SHA256

      0ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888

      SHA512

      5d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64

    • C:\Users\Admin\AppData\Local\Temp\91a94f6c-a7f4-4750-8b53-94f3f8d464c8.bat

      Filesize

      152B

      MD5

      a948a242e05206afebfd81b3f626b8f0

      SHA1

      196d4bca66b67954043824e8e1c8d54f4710f962

      SHA256

      b90204adb65cde11766b37ce7a4037e981e2546a28230117138f80a443078938

      SHA512

      eeeb8a80e9dabd371a08d817c838b9f8064079bb75370426a4a512402f0e9399b281e482b23bdf6e67a2aaff8ce13319b060083448605356deb59c468a0308e3

    • C:\Users\Admin\AppData\Local\Temp\Chrome Update.exe

      Filesize

      153KB

      MD5

      8b8585c779df2f6df99f749d3b07f146

      SHA1

      b553267f8e6f2bb6531ca2cb330e0d6b7bc41a1d

      SHA256

      4a9d13e9b68d26c6feb71856b7a61a2a1b8f2dc1c7aaa9ad5dfd5609b5a2da6c

      SHA512

      b89cae4386d0b8173b87533b5af3d863a188836185d105d6007786ba0e415537e84b759b8c22b37430ee544c554db9f50aa21466c5549c8b80c4f5a3fa6cb5c7

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

      Filesize

      140KB

      MD5

      a1cd6f4a3a37ed83515aa4752f98eb1d

      SHA1

      7f787c8d72787d8d130b4788b006b799167d1802

      SHA256

      5cbcc0a0c1d74cd54ac999717b0ff0607fe6ed02cca0a3e0433dd94783cfec65

      SHA512

      9489287e0b4925345fee05fe2f6e6f12440af1425ef397145e32e6f80c7ae98b530e42002d92dc156643f9829bc8a3b969e855cecd2265b6616c4514eed00355

    • C:\Users\Admin\AppData\Local\Temp\Xworm V5.6.exe

      Filesize

      14.9MB

      MD5

      56ccb739926a725e78a7acf9af52c4bb

      SHA1

      5b01b90137871c3c8f0d04f510c4d56b23932cbc

      SHA256

      90f58865f265722ab007abb25074b3fc4916e927402552c6be17ef9afac96405

      SHA512

      2fee662bc4a1a36ce7328b23f991fa4a383b628839e403d6eb6a9533084b17699a6c939509867a86e803aafef2f9def98fa9305b576dad754aa7f599920c19a1

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_du3hshd2.h20.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

      Filesize

      166KB

      MD5

      aee20d80f94ae0885bb2cabadb78efc9

      SHA1

      1e82eba032fcb0b89e1fdf937a79133a5057d0a1

      SHA256

      498eb55b3fb4c4859ee763a721870bb60ecd57e99f66023b69d8a258efa3af7d

      SHA512

      3a05ff32b9aa79092578c09dfe67eaca23c6fe8383111dab05117f39d91f27670029f39482827d191bd6a652483202b8fc1813f8d5a0f3f73fd35ca37a4f6d42

    • C:\Users\Admin\AppData\Local\Temp\update.dotnet.exe

      Filesize

      6.1MB

      MD5

      b3899dd5602b3587ee487ba34d7cfd47

      SHA1

      ace70e4fcea9b819eaf5bda4453866698252357f

      SHA256

      28c53ad86d705da7e21a1c0cbc996e15ab8f024368aa031b025d05f3dfdbeb2e

      SHA512

      104b8252db4e9a88e388370a6def71e0cbb536604d5a41ac60169a35a9662980d1359000d5ea316f29deb4c534678e86e266bba12bb0b658f2666d13b26c200a

    • memory/1504-37-0x0000000000340000-0x000000000036E000-memory.dmp

      Filesize

      184KB

    • memory/1616-51-0x00000216A6E60000-0x00000216A7D48000-memory.dmp

      Filesize

      14.9MB

    • memory/2892-38-0x00007FFD24530000-0x00007FFD24FF2000-memory.dmp

      Filesize

      10.8MB

    • memory/2892-159-0x00007FFD24530000-0x00007FFD24FF2000-memory.dmp

      Filesize

      10.8MB

    • memory/2892-33-0x0000000000380000-0x00000000003AC000-memory.dmp

      Filesize

      176KB

    • memory/3352-39-0x00007FFD24530000-0x00007FFD24FF2000-memory.dmp

      Filesize

      10.8MB

    • memory/3352-35-0x00000000003A0000-0x00000000003C8000-memory.dmp

      Filesize

      160KB

    • memory/3352-160-0x00007FFD24530000-0x00007FFD24FF2000-memory.dmp

      Filesize

      10.8MB

    • memory/3564-64-0x00000288ED160000-0x00000288ED776000-memory.dmp

      Filesize

      6.1MB

    • memory/3876-0-0x00007FFD24533000-0x00007FFD24535000-memory.dmp

      Filesize

      8KB

    • memory/3876-1-0x00000000003B0000-0x0000000001944000-memory.dmp

      Filesize

      21.6MB

    • memory/3888-73-0x0000024476700000-0x0000024476722000-memory.dmp

      Filesize

      136KB