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Analysis

  • max time kernel
    116s
  • max time network
    120s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250217-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    09/03/2025, 09:42

General

  • Target

    SvdvD2oMxskKpFA.exe

  • Size

    2.8MB

  • MD5

    37449ec900f5315bd22abe4e4d8861ad

  • SHA1

    584d45cfeb259c3b89cb7ed0734f0334f2432d59

  • SHA256

    e737aeca763418b072714874598a77466634cc2f8d1133c5ca57ad0feae8ffb5

  • SHA512

    41b857432e067b9f9f6e63c6b70c1d5d2388f2b7d40b8053ed3dcdc4b156fba1b0cdef62593b30e38fa542fe5514d129e2a614cc21833bd895dc73602c30684f

  • SSDEEP

    24576:G5tXUp5hTtlRfyhaaJRjbEHi0zScrqkx03XssHftjQVM+PJxbHXDPvP/wYUIgH1b:Q3JtgecJ03X/x+M+rfwYUIgVY7vD

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %Userprofile%

  • install_file

    injector.exe

  • pastebin_url

    https://pastebin.com/raw/DSFaHH8B

Signatures

  • Detect Xworm Payload 1 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 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SvdvD2oMxskKpFA.exe
    "C:\Users\Admin\AppData\Local\Temp\SvdvD2oMxskKpFA.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4224
    • C:\Users\Admin\AppData\Local\Temp\SvdvD2oMxskKpFA.exe
      "C:\Users\Admin\AppData\Local\Temp\SvdvD2oMxskKpFA.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5936
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SvdvD2oMxskKpFA.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:5896
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SvdvD2oMxskKpFA.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4232
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\injector.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3744
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'injector.exe'
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • System Location Discovery: System Language Discovery
        PID:6064
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "injector" /tr "C:\Users\Admin\injector.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:5844
  • C:\Users\Admin\injector.exe
    "C:\Users\Admin\injector.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Users\Admin\injector.exe
      "C:\Users\Admin\injector.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2592

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SvdvD2oMxskKpFA.exe.log

    Filesize

    517B

    MD5

    45284f90e07da71eb60f2ed2e5d8e152

    SHA1

    0191cf67d3d31ecdc5c1575f4eac1fc3d62b9d0e

    SHA256

    2aca9209357ff8d0dfeae2375cc17c697f7dac664e7d4daf39bb55c8ed338ec0

    SHA512

    fc933822df6d0af842c29ca4aa8b3cba37dcb02af3b76c89bb5c687fd7e220ce74025cc15e4f1c464924d94c236557e3acb386c3930fb5c01e63b13fc1a1228c

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    f9349064c7c8f8467cc12d78a462e5f9

    SHA1

    5e1d27fc64751cd8c0e9448ee47741da588b3484

    SHA256

    883481fe331cb89fb6061e76b43acd4dd638c16f499b10088b261036c6d0547b

    SHA512

    3229668491b5e4068e743b31f2896b30b1842faf96aff09fad01b08771c2f11eb8d8f02a3b76e31f0d6ad650c2894c5ac1822204e132c03d9c2b8df6ca4cd7cf

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

    Filesize

    21KB

    MD5

    bef3db71e034051c5b90a3a1efe906b9

    SHA1

    8fd944f16bd7a09828a18617826646d451e4bf86

    SHA256

    21c08041454e82a2e45b01daef03660f72b4f657ec8e1fa70f106486f28264bd

    SHA512

    92af9bbe4b8b358af7e236373bba4c8375357c08d1f32ec40e51cc654ea945911de73081f6987fa33183fa286764ab061daaaaba9ec2b8f5286a2e05a148c52a

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

    Filesize

    21KB

    MD5

    2893e4cbc6624f665210187121dbec41

    SHA1

    63b5bd85efb9a8fb3e98b9e5bde8f210a6489cc2

    SHA256

    9ad9e5da8f5b5a7fb8dc3d3f0b5adb587c8edd8908936923f73733d9cfbeb171

    SHA512

    7c62368a5c21514740477b3e02b2fae4d45ad0a2ba7a1e454ee38aef276e563dd59f9d6da0b81ce8c9c9649e13436b8805c2be8ca5cab15a389ad87d51b4518a

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

    Filesize

    21KB

    MD5

    b1379c2c2df5d9a66d9d523ac4d78b03

    SHA1

    c600509613304166bab724911073b74665447bbd

    SHA256

    a17bc7d6c77ceb98efa390bf66a6d8b70737209bfe0e86a0a76691ba7108ecff

    SHA512

    4a6bfeb8579efde2ad0f6e806757eb8e38c75730fbc516ada02c0f945daa51befb1d74769a9fd07feeffc2c9bd05ea82b47133ca7aa11f8efb603083092f0831

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iybuw1v1.fi4.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\injector.exe

    Filesize

    2.8MB

    MD5

    37449ec900f5315bd22abe4e4d8861ad

    SHA1

    584d45cfeb259c3b89cb7ed0734f0334f2432d59

    SHA256

    e737aeca763418b072714874598a77466634cc2f8d1133c5ca57ad0feae8ffb5

    SHA512

    41b857432e067b9f9f6e63c6b70c1d5d2388f2b7d40b8053ed3dcdc4b156fba1b0cdef62593b30e38fa542fe5514d129e2a614cc21833bd895dc73602c30684f

  • memory/3744-18142-0x00000000703B0000-0x00000000703FC000-memory.dmp

    Filesize

    304KB

  • memory/4224-5280-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/4224-55-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-63-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-61-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-59-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-57-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-53-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-51-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-49-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-47-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-45-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-43-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-41-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-37-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-36-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-31-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-27-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-23-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-21-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-19-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-17-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-15-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-13-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-11-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-7-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-5-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-4-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-0-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

    Filesize

    4KB

  • memory/4224-39-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-33-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-9-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-3-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/4224-67-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-5279-0x0000000074D8E000-0x0000000074D8F000-memory.dmp

    Filesize

    4KB

  • memory/4224-18059-0x0000000005830000-0x0000000005896000-memory.dmp

    Filesize

    408KB

  • memory/4224-18063-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/4224-66-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-1-0x00000000004D0000-0x000000000079A000-memory.dmp

    Filesize

    2.8MB

  • memory/4224-2-0x0000000005310000-0x0000000005400000-memory.dmp

    Filesize

    960KB

  • memory/4224-25-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-29-0x0000000005310000-0x00000000053F9000-memory.dmp

    Filesize

    932KB

  • memory/4224-81-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/4232-18119-0x0000000005DE0000-0x0000000006137000-memory.dmp

    Filesize

    3.3MB

  • memory/4232-18121-0x00000000703B0000-0x00000000703FC000-memory.dmp

    Filesize

    304KB

  • memory/5896-18067-0x0000000002260000-0x0000000002296000-memory.dmp

    Filesize

    216KB

  • memory/5896-18104-0x0000000007180000-0x0000000007216000-memory.dmp

    Filesize

    600KB

  • memory/5896-18087-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18086-0x0000000006DA0000-0x0000000006DD2000-memory.dmp

    Filesize

    200KB

  • memory/5896-18088-0x00000000703B0000-0x00000000703FC000-memory.dmp

    Filesize

    304KB

  • memory/5896-18099-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18098-0x0000000006D60000-0x0000000006D7E000-memory.dmp

    Filesize

    120KB

  • memory/5896-18068-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18101-0x0000000007560000-0x0000000007BDA000-memory.dmp

    Filesize

    6.5MB

  • memory/5896-18102-0x0000000006F10000-0x0000000006F2A000-memory.dmp

    Filesize

    104KB

  • memory/5896-18103-0x0000000006F80000-0x0000000006F8A000-memory.dmp

    Filesize

    40KB

  • memory/5896-18070-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18107-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18073-0x0000000005500000-0x0000000005566000-memory.dmp

    Filesize

    408KB

  • memory/5896-18085-0x0000000005C50000-0x0000000005C9C000-memory.dmp

    Filesize

    304KB

  • memory/5896-18069-0x0000000004DC0000-0x000000000548A000-memory.dmp

    Filesize

    6.8MB

  • memory/5896-18084-0x0000000005BB0000-0x0000000005BCE000-memory.dmp

    Filesize

    120KB

  • memory/5896-18072-0x0000000004D70000-0x0000000004D92000-memory.dmp

    Filesize

    136KB

  • memory/5896-18100-0x0000000006DE0000-0x0000000006E83000-memory.dmp

    Filesize

    652KB

  • memory/5896-18071-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5896-18079-0x00000000055E0000-0x0000000005937000-memory.dmp

    Filesize

    3.3MB

  • memory/5936-18108-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5936-18064-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5936-18065-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/5936-18178-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/5936-18179-0x0000000006840000-0x0000000006DE6000-memory.dmp

    Filesize

    5.6MB

  • memory/5936-18180-0x0000000006600000-0x0000000006692000-memory.dmp

    Filesize

    584KB

  • memory/5936-18181-0x00000000065E0000-0x00000000065EA000-memory.dmp

    Filesize

    40KB

  • memory/5936-18066-0x0000000005020000-0x00000000050BC000-memory.dmp

    Filesize

    624KB

  • memory/5936-18184-0x0000000074D80000-0x0000000075531000-memory.dmp

    Filesize

    7.7MB

  • memory/6064-18163-0x00000000703B0000-0x00000000703FC000-memory.dmp

    Filesize

    304KB