Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    29/07/2026, 10:09

General

  • Target
    nr 26001803·pdf.js
  • Size 35KB
  • Sample260729-l6892attcs
  • SHA256 309f3a50ae8c2689a2dd8bacf07146f2f4a8206efb823c985841b21b2a846429
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 5 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Contacts third-party web service commonly abused for C2 1 TTPs 4 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious behavior: MapViewOfSection 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\nr 26001803·pdf.js"
    1⤵
    • Badlisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe" C:\
      2⤵
        PID:4808
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3972
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$femogtyvea='/app'+'data';$jigg=gc ($home+$femogtyvea+'/local/Gigaher244');$Refuldesu=$jigg[1817]+$jigg[1818]+$jigg[1819]; . ($Refuldesu) $jigg"
        2⤵
        • Badlisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1588
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" "$femogtyvea='/app'+'data';$jigg=gc ($home+$femogtyvea+'/local/Gigaher244');$Refuldesu=$jigg[1817]+$jigg[1818]+$jigg[1819]; . ($Refuldesu) $jigg"
      1⤵
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:5028
      • C:\Program Files (x86)\Windows Mail\wab.exe
        "C:\Program Files (x86)\Windows Mail\wab.exe"
        2⤵
          PID:2292
        • C:\Program Files (x86)\Windows Mail\wab.exe
          "C:\Program Files (x86)\Windows Mail\wab.exe"
          2⤵
            PID:688
          • C:\Program Files (x86)\Windows Mail\wab.exe
            "C:\Program Files (x86)\Windows Mail\wab.exe"
            2⤵
              PID:4276
            • C:\Program Files (x86)\Windows Mail\wab.exe
              "C:\Program Files (x86)\Windows Mail\wab.exe"
              2⤵
                PID:3024
              • C:\Program Files (x86)\Windows Mail\wab.exe
                "C:\Program Files (x86)\Windows Mail\wab.exe"
                2⤵
                  PID:1480
                • C:\Program Files (x86)\Windows Mail\wab.exe
                  "C:\Program Files (x86)\Windows Mail\wab.exe"
                  2⤵
                    PID:4656
                  • C:\Program Files (x86)\Windows Mail\wab.exe
                    "C:\Program Files (x86)\Windows Mail\wab.exe"
                    2⤵
                      PID:3236
                    • C:\Program Files (x86)\Windows Mail\wab.exe
                      "C:\Program Files (x86)\Windows Mail\wab.exe"
                      2⤵
                        PID:2884
                      • C:\Program Files (x86)\Windows Mail\wab.exe
                        "C:\Program Files (x86)\Windows Mail\wab.exe"
                        2⤵
                          PID:1280
                        • C:\Program Files (x86)\Windows Mail\wab.exe
                          "C:\Program Files (x86)\Windows Mail\wab.exe"
                          2⤵
                            PID:628
                          • C:\Program Files (x86)\Windows Mail\wab.exe
                            "C:\Program Files (x86)\Windows Mail\wab.exe"
                            2⤵
                              PID:4624
                            • C:\Program Files (x86)\Windows Mail\wabmig.exe
                              "C:\Program Files (x86)\Windows Mail\wabmig.exe"
                              2⤵
                                PID:3156
                              • C:\Program Files (x86)\Windows Mail\wabmig.exe
                                "C:\Program Files (x86)\Windows Mail\wabmig.exe"
                                2⤵
                                • Suspicious use of NtCreateThreadExHideFromDebugger
                                • Suspicious use of NtSetInformationThreadHideFromDebugger
                                • System Location Discovery: System Language Discovery
                                • Suspicious behavior: EnumeratesProcesses
                                • Suspicious use of WriteProcessMemory
                                PID:2148
                                • C:\Program Files (x86)\Windows Mail\wab.exe
                                  "C:\Program Files (x86)\Windows Mail\wab.exe"
                                  3⤵
                                    PID:3776

                              Network

                                    MITRE ATT&CK Enterprise v16

                                    Replay Monitor

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                                    Downloads

                                    StartupProfileData-NonInteractive

                                    • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
                                    • Size 1KB
                                    • SHA256 aa0d0e7e2d27f66c0a8e9f1f49ff40f69a2e98ff18efe7d335d1494578b4756f
                                    • MD5 SHA1 SHA512 TLSH

                                    __PSScriptPolicyTest_nwxiqsi2.eqr.ps1

                                    • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nwxiqsi2.eqr.ps1
                                    • Size 60B
                                    • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                    • MD5 SHA1 SHA512 TLSH

                                    Crev.Med

                                    • Path C:\Users\Admin\AppData\Roaming\Crev.Med
                                    • Size 235KB
                                    • SHA256 ea2dbf115c2e7a3ab748e29402977ea76ae0959652aeff577df428761359cb7a
                                    • MD5 SHA1 SHA512 SSDEEP TLSH

                                    Gigaher244

                                    • Path C:\Users\Admin\appdata\local\Gigaher244
                                    • Size 3KB
                                    • SHA256 96814487ced31241eed5c72d79576c590f39cd2cb8a10a316ec3fb267e2aa02e
                                    • MD5 SHA1 SHA512 TLSH

                                    memory/1588-11-0x000001D1AF570000-0x000001D1AF592000-memory.dmp

                                    memory/1588-18-0x000001D1B02A0000-0x000001D1B04BC000-memory.dmp

                                    memory/2148-59-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    memory/2148-42-0x0000000000400000-0x00000000005E4000-memory.dmp

                                    memory/5028-20-0x0000000005330000-0x0000000005958000-memory.dmp

                                    memory/5028-37-0x0000000006770000-0x0000000006792000-memory.dmp

                                    memory/5028-22-0x0000000005A30000-0x0000000005A96000-memory.dmp

                                    memory/5028-33-0x0000000006210000-0x000000000622E000-memory.dmp

                                    memory/5028-34-0x0000000006240000-0x000000000628C000-memory.dmp

                                    memory/5028-35-0x00000000071F0000-0x0000000007286000-memory.dmp

                                    memory/5028-36-0x0000000006750000-0x000000000676A000-memory.dmp

                                    memory/5028-31-0x0000000005C00000-0x0000000005F54000-memory.dmp

                                    memory/5028-38-0x0000000007870000-0x0000000007E14000-memory.dmp

                                    memory/5028-39-0x00000000084A0000-0x0000000008B1A000-memory.dmp

                                    memory/5028-23-0x0000000005B50000-0x0000000005BB6000-memory.dmp

                                    memory/5028-41-0x0000000008B20000-0x000000000CBBE000-memory.dmp

                                    memory/5028-21-0x0000000005990000-0x00000000059B2000-memory.dmp

                                    memory/5028-19-0x0000000002910000-0x0000000002946000-memory.dmp