Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250619-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250619-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/06/2025, 17:41

General

  • Target

    SDGSD.exe

  • Size

    149KB

  • MD5

    ee4a28f13637b0f90a1865366fae40ae

  • SHA1

    ab5cd40ef781545f856c17e99a56f75eb313ac72

  • SHA256

    8e36d4f98a882487bedbedf73cbb010f793c7bb529d133a58673a14850198f9f

  • SHA512

    21956de80b478993ec01bdbe9094246c071ada646bf7a79363aa9be248f5b9e6b59b5e945f09d8f3747ce1afefdfc9b38f54f8edad2d20ddd8138eec2eb19c8d

  • SSDEEP

    3072:aQSkxWigJ7HcGU+6py9QzsMUKM8/TvzcI8ZuX1Kc:aKWigFHcX+ay6zsej/TvY

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    XWormClient.exe

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
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SDGSD.exe
    "C:\Users\Admin\AppData\Local\Temp\SDGSD.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4880
    • C:\Users\Admin\AppData\Local\Temp\SDGSD.exe
      "C:\Users\Admin\AppData\Local\Temp\SDGSD.exe"
      2⤵
        PID:4560
      • C:\Users\Admin\AppData\Local\Temp\SDGSD.exe
        "C:\Users\Admin\AppData\Local\Temp\SDGSD.exe"
        2⤵
        • Checks computer location settings
        • Drops startup file
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:4488
        • 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\SDGSD.exe'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3712
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SDGSD.exe'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:928
        • 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\Roaming\XWormClient.exe'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3688
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XWormClient.exe'
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3248

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

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

            Filesize

            617B

            MD5

            8da25da2cbfb7f01449bdce954580af2

            SHA1

            9bd252fd36f79c59ff0428b61c5d496c9e8c8afe

            SHA256

            a1bfa4a011b012ad137559e269309fa48ee7737d91af4320bd39e9ba5265779b

            SHA512

            22d86a6996f7b663e9da6a161de69cd260575c1f62cc025e1a6f05b8e3275b9a9930e2893faf07e3382129af83b497a72f2f91eed3db30d9dc12e3a21050f00a

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

            Filesize

            2KB

            MD5

            968cb9309758126772781b83adb8a28f

            SHA1

            8da30e71accf186b2ba11da1797cf67f8f78b47c

            SHA256

            92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

            SHA512

            4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

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

            Filesize

            18KB

            MD5

            46b765bf880888bca44664aa1013e12a

            SHA1

            8392d93cf2b0c6af3602c7a26d99bc40151d7be4

            SHA256

            9104a34e21003548793947ac30049c88b9699a3d6d1ba8dc92496fa39c8bd2ae

            SHA512

            da7c821b338152c6359a95e651a0e3888d630b78f6a7439b89f8993289b45aac31a98cc2de4b2097637b9774ded47a92751d22589bc07c8d44c8b645d8a6edf8

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

            Filesize

            18KB

            MD5

            09f1f1978fcf86ce5a72a885ad374d4d

            SHA1

            1088468cd15e75da5b0da722e52de83c1c527cf6

            SHA256

            75e8558781938c8f99505aa2a3b6fbfd512317acf687d2dbdaf1f1f830e0a1b8

            SHA512

            dcba6ac7b5188a5325d111840fdd7e6b8f5454e7ecca7d404f753360257acf83e2f6760922aa26aafd9fc52c3a6eba47e8f9d73150443901afaadc6a92e216d9

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

            Filesize

            18KB

            MD5

            18906b89e144f24f522de230a9fab83d

            SHA1

            a17a1325f6648eeb387b6456eb6574e0e76551be

            SHA256

            a2bfc379290576bd8937ec50765a475de939eeb3e9ca54e5efc6eabae1b0dad1

            SHA512

            d833f410a321ea40d7957ff7de5bb56178d53837a0aa40d2fc275766163cfd4599862f71c70ac352d1f9cd015228593797bd6f03cf861da512e14fd8b3883beb

          • C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll

            Filesize

            742KB

            MD5

            544cd51a596619b78e9b54b70088307d

            SHA1

            4769ddd2dbc1dc44b758964ed0bd231b85880b65

            SHA256

            dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd

            SHA512

            f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_w051210j.j2i.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

          • memory/928-68-0x0000000070530000-0x000000007057C000-memory.dmp

            Filesize

            304KB

          • memory/928-62-0x00000000062F0000-0x0000000006644000-memory.dmp

            Filesize

            3.3MB

          • memory/3248-110-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

            Filesize

            3.3MB

          • memory/3248-112-0x0000000070530000-0x000000007057C000-memory.dmp

            Filesize

            304KB

          • memory/3688-90-0x0000000070530000-0x000000007057C000-memory.dmp

            Filesize

            304KB

          • memory/3688-84-0x00000000056B0000-0x0000000005A04000-memory.dmp

            Filesize

            3.3MB

          • memory/3712-14-0x00000000057E0000-0x0000000005802000-memory.dmp

            Filesize

            136KB

          • memory/3712-50-0x0000000007C10000-0x0000000007C1E000-memory.dmp

            Filesize

            56KB

          • memory/3712-16-0x0000000005FE0000-0x0000000006046000-memory.dmp

            Filesize

            408KB

          • memory/3712-11-0x0000000002D80000-0x0000000002DB6000-memory.dmp

            Filesize

            216KB

          • memory/3712-26-0x0000000006090000-0x00000000063E4000-memory.dmp

            Filesize

            3.3MB

          • memory/3712-27-0x00000000066C0000-0x00000000066DE000-memory.dmp

            Filesize

            120KB

          • memory/3712-28-0x00000000066F0000-0x000000000673C000-memory.dmp

            Filesize

            304KB

          • memory/3712-29-0x000000007F9A0000-0x000000007F9B0000-memory.dmp

            Filesize

            64KB

          • memory/3712-30-0x0000000007890000-0x00000000078C2000-memory.dmp

            Filesize

            200KB

          • memory/3712-31-0x0000000070530000-0x000000007057C000-memory.dmp

            Filesize

            304KB

          • memory/3712-43-0x0000000006C60000-0x0000000006C7E000-memory.dmp

            Filesize

            120KB

          • memory/3712-42-0x0000000005250000-0x0000000005260000-memory.dmp

            Filesize

            64KB

          • memory/3712-41-0x0000000005250000-0x0000000005260000-memory.dmp

            Filesize

            64KB

          • memory/3712-44-0x00000000078D0000-0x0000000007973000-memory.dmp

            Filesize

            652KB

          • memory/3712-45-0x0000000008020000-0x000000000869A000-memory.dmp

            Filesize

            6.5MB

          • memory/3712-46-0x00000000079E0000-0x00000000079FA000-memory.dmp

            Filesize

            104KB

          • memory/3712-47-0x0000000007A50000-0x0000000007A5A000-memory.dmp

            Filesize

            40KB

          • memory/3712-48-0x0000000007C60000-0x0000000007CF6000-memory.dmp

            Filesize

            600KB

          • memory/3712-49-0x0000000007BE0000-0x0000000007BF1000-memory.dmp

            Filesize

            68KB

          • memory/3712-15-0x0000000005EC0000-0x0000000005F26000-memory.dmp

            Filesize

            408KB

          • memory/3712-51-0x0000000007C20000-0x0000000007C34000-memory.dmp

            Filesize

            80KB

          • memory/3712-52-0x0000000007D20000-0x0000000007D3A000-memory.dmp

            Filesize

            104KB

          • memory/3712-53-0x0000000007D00000-0x0000000007D08000-memory.dmp

            Filesize

            32KB

          • memory/3712-13-0x0000000005890000-0x0000000005EB8000-memory.dmp

            Filesize

            6.2MB

          • memory/3712-12-0x0000000005250000-0x0000000005260000-memory.dmp

            Filesize

            64KB

          • memory/3712-10-0x0000000005250000-0x0000000005260000-memory.dmp

            Filesize

            64KB

          • memory/4488-127-0x00000000028E0000-0x00000000028F0000-memory.dmp

            Filesize

            64KB

          • memory/4488-7-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/4488-136-0x0000000007BB0000-0x0000000007D72000-memory.dmp

            Filesize

            1.8MB

          • memory/4488-135-0x0000000006A50000-0x0000000006A60000-memory.dmp

            Filesize

            64KB

          • memory/4488-130-0x0000000006D20000-0x0000000006EC8000-memory.dmp

            Filesize

            1.7MB

          • memory/4488-129-0x0000000006A80000-0x0000000006B12000-memory.dmp

            Filesize

            584KB

          • memory/4488-128-0x00000000028E0000-0x00000000028F0000-memory.dmp

            Filesize

            64KB

          • memory/4880-5-0x0000000005760000-0x0000000005D04000-memory.dmp

            Filesize

            5.6MB

          • memory/4880-2-0x0000000004DB0000-0x0000000004DD4000-memory.dmp

            Filesize

            144KB

          • memory/4880-3-0x0000000004F10000-0x0000000004FAC000-memory.dmp

            Filesize

            624KB

          • memory/4880-4-0x0000000004E40000-0x0000000004E50000-memory.dmp

            Filesize

            64KB

          • memory/4880-1-0x0000000004E40000-0x0000000004E50000-memory.dmp

            Filesize

            64KB

          • memory/4880-0-0x0000000000420000-0x000000000044C000-memory.dmp

            Filesize

            176KB

          • memory/4880-6-0x0000000004E50000-0x0000000004E64000-memory.dmp

            Filesize

            80KB