Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    02/06/2026, 13:25

General

  • Target
    tmp8fhxlkeq.js
  • Size 1.3MB
  • Sample260602-qn1mdset4x
  • SHA256 75c48a036defda95b81b0f62759558070ee9e3432f694752c6ef50ca59595d08
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • formbook

Version
  • 4.1

Campaign
  • tu90

Decoy
  • centerwellstateave1.com

  • setpink.life

  • kisahkasihsatwa.com

  • tk7.store

  • jennyfercoox.com

  • igjewelry.com

  • conterahip.xyz

  • 08227903.com

  • m0496kf.shop

  • lunrycas.com

  • newiberiacarwrecklawyer.com

  • 013832.com

  • help.ventures

  • triplehunter.com

  • tnlfy5.info

  • kodagen.com

  • rwd.exchange

  • akxugw.info

  • winhubwin.com

  • 4889763.cc

Signatures

  • Family: Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook payload 4 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 1 IoCs
  • Suspicious use of SetThreadContext 20 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 6 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 35 IoCs
  • Suspicious use of AdjustPrivilegeToken 38 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\Windows\system32\wscript.exe
      wscript.exe C:\Users\Admin\AppData\Local\Temp\tmp8fhxlkeq.js
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_70Nf0kk7X7P3_1780406715031.ps1"
        3⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:412
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
          4⤵
            PID:1176
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
            4⤵
              PID:928
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
              4⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:4844
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
              4⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:768
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
              4⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:404
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
              4⤵
              • Suspicious use of SetThreadContext
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: MapViewOfSection
              • Suspicious use of AdjustPrivilegeToken
              PID:3776
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
              4⤵
                PID:1848
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                4⤵
                  PID:2104
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                  4⤵
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3264
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                  4⤵
                    PID:3172
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                    4⤵
                      PID:4596
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                      4⤵
                        PID:4772
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                        4⤵
                        • Suspicious use of SetThreadContext
                        • Suspicious behavior: MapViewOfSection
                        • Suspicious use of AdjustPrivilegeToken
                        PID:4280
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                        4⤵
                        • Suspicious use of SetThreadContext
                        • Suspicious behavior: MapViewOfSection
                        • Suspicious use of AdjustPrivilegeToken
                        PID:3692
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                        4⤵
                        • Suspicious use of SetThreadContext
                        • Suspicious behavior: MapViewOfSection
                        • Suspicious use of AdjustPrivilegeToken
                        PID:4276
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                        4⤵
                          PID:3316
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
                          4⤵
                          • Suspicious use of SetThreadContext
                          • Suspicious behavior: MapViewOfSection
                          • Suspicious use of AdjustPrivilegeToken
                          PID:2484
                      • C:\Windows\System32\cmd.exe
                        "C:\Windows\System32\cmd.exe" /c taskkill /f /im wscript.exe >nul 2>&1
                        3⤵
                        • Suspicious use of WriteProcessMemory
                        PID:4100
                        • C:\Windows\system32\taskkill.exe
                          taskkill /f /im wscript.exe
                          4⤵
                          • Kills process with taskkill
                          • Suspicious use of AdjustPrivilegeToken
                          PID:4936
                    • C:\Windows\SysWOW64\wscript.exe
                      "C:\Windows\SysWOW64\wscript.exe"
                      2⤵
                      • Accesses Microsoft Outlook profiles
                      • Suspicious use of SetThreadContext
                      • System Location Discovery: System Language Discovery
                      • Modifies Internet Explorer settings
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious behavior: MapViewOfSection
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      • outlook_office_path
                      PID:4148
                      • C:\Windows\SysWOW64\cmd.exe
                        /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
                        3⤵
                        • System Location Discovery: System Language Discovery
                        PID:8
                      • C:\Program Files\Mozilla Firefox\Firefox.exe
                        "C:\Program Files\Mozilla Firefox\Firefox.exe"
                        3⤵
                          PID:4840
                      • C:\Windows\SysWOW64\msdt.exe
                        "C:\Windows\SysWOW64\msdt.exe"
                        2⤵
                        • System Location Discovery: System Language Discovery
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of AdjustPrivilegeToken
                        PID:2076
                      • C:\Windows\SysWOW64\autofmt.exe
                        "C:\Windows\SysWOW64\autofmt.exe"
                        2⤵
                          PID:4760
                        • C:\Windows\SysWOW64\autofmt.exe
                          "C:\Windows\SysWOW64\autofmt.exe"
                          2⤵
                            PID:5032
                          • C:\Windows\SysWOW64\autofmt.exe
                            "C:\Windows\SysWOW64\autofmt.exe"
                            2⤵
                              PID:4884
                            • C:\Windows\SysWOW64\autofmt.exe
                              "C:\Windows\SysWOW64\autofmt.exe"
                              2⤵
                                PID:4284
                              • C:\Windows\SysWOW64\autofmt.exe
                                "C:\Windows\SysWOW64\autofmt.exe"
                                2⤵
                                  PID:4332
                                • C:\Windows\SysWOW64\chkdsk.exe
                                  "C:\Windows\SysWOW64\chkdsk.exe"
                                  2⤵
                                  • Enumerates system info in registry
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:2156
                                • C:\Windows\SysWOW64\cmmon32.exe
                                  "C:\Windows\SysWOW64\cmmon32.exe"
                                  2⤵
                                  • System Location Discovery: System Language Discovery
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:1356
                                • C:\Windows\SysWOW64\ipconfig.exe
                                  "C:\Windows\SysWOW64\ipconfig.exe"
                                  2⤵
                                  • Gathers network information
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:3852
                                • C:\Windows\SysWOW64\chkdsk.exe
                                  "C:\Windows\SysWOW64\chkdsk.exe"
                                  2⤵
                                  • Enumerates system info in registry
                                  • Suspicious use of AdjustPrivilegeToken
                                  PID:2884
                                • C:\Windows\SysWOW64\autochk.exe
                                  "C:\Windows\SysWOW64\autochk.exe"
                                  2⤵
                                    PID:1892
                                  • C:\Windows\SysWOW64\autochk.exe
                                    "C:\Windows\SysWOW64\autochk.exe"
                                    2⤵
                                      PID:2060
                                    • C:\Windows\SysWOW64\autochk.exe
                                      "C:\Windows\SysWOW64\autochk.exe"
                                      2⤵
                                        PID:3380
                                      • C:\Windows\SysWOW64\autochk.exe
                                        "C:\Windows\SysWOW64\autochk.exe"
                                        2⤵
                                          PID:2148
                                        • C:\Windows\SysWOW64\autochk.exe
                                          "C:\Windows\SysWOW64\autochk.exe"
                                          2⤵
                                            PID:2404
                                          • C:\Windows\SysWOW64\raserver.exe
                                            "C:\Windows\SysWOW64\raserver.exe"
                                            2⤵
                                            • System Location Discovery: System Language Discovery
                                            • Suspicious use of AdjustPrivilegeToken
                                            PID:2112
                                          • C:\Windows\SysWOW64\chkdsk.exe
                                            "C:\Windows\SysWOW64\chkdsk.exe"
                                            2⤵
                                            • Enumerates system info in registry
                                            • Suspicious use of AdjustPrivilegeToken
                                            PID:2972
                                          • C:\Windows\SysWOW64\cscript.exe
                                            "C:\Windows\SysWOW64\cscript.exe"
                                            2⤵
                                            • Suspicious use of SetThreadContext
                                            • System Location Discovery: System Language Discovery
                                            • Modifies Internet Explorer settings
                                            • Suspicious behavior: MapViewOfSection
                                            • Suspicious use of AdjustPrivilegeToken
                                            • Suspicious use of WriteProcessMemory
                                            PID:2732
                                            • C:\Program Files\Mozilla Firefox\Firefox.exe
                                              "C:\Program Files\Mozilla Firefox\Firefox.exe"
                                              3⤵
                                                PID:1636

                                          Network

                                                MITRE ATT&CK Enterprise v16

                                                Replay Monitor

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                                                Downloads

                                                ps_70Nf0kk7X7P3_1780406715031.ps1

                                                • Path C:\Temp\ps_70Nf0kk7X7P3_1780406715031.ps1
                                                • Size 1002KB
                                                • SHA256 521caa3dbb091ab54613e2a7ddd20bb8838779d5c94c06d4cf2ea491518ea9ab
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                DB1

                                                • Path C:\Users\Admin\AppData\Local\Temp\DB1
                                                • Size 40KB
                                                • SHA256 06aeb2f9c1ee642348c091fb27541c143545354c273055ce30832e0f61aedf81
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                __PSScriptPolicyTest_1bsxrdfd.0jl.ps1

                                                • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1bsxrdfd.0jl.ps1
                                                • Size 60B
                                                • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                                                • MD5 SHA1 SHA512 TLSH

                                                1K7logim.jpeg

                                                • Path C:\Users\Admin\AppData\Roaming\1K743PQ2\1K7logim.jpeg
                                                • Size 106KB
                                                • SHA256 764edff2aeb7426c0b683f3d32103835cd1fd6dde57d8b3f62b637eaf6921641
                                                • MD5 SHA1 SHA512 SSDEEP TLSH

                                                1K7logrc.ini

                                                • Path C:\Users\Admin\AppData\Roaming\1K743PQ2\1K7logrc.ini
                                                • Size 40B
                                                • SHA256 b17183098b6e349844a3151456edf62c8e41b2348d2445a610c0ff1e29963067
                                                • MD5 SHA1 SHA512

                                                1K7logrg.ini

                                                • Path C:\Users\Admin\AppData\Roaming\1K743PQ2\1K7logrg.ini
                                                • Size 38B
                                                • SHA256 75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56
                                                • MD5 SHA1 SHA512

                                                1K7logri.ini

                                                • Path C:\Users\Admin\AppData\Roaming\1K743PQ2\1K7logri.ini
                                                • Size 40B
                                                • SHA256 eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae
                                                • MD5 SHA1 SHA512

                                                1K7logrv.ini

                                                • Path C:\Users\Admin\AppData\Roaming\1K743PQ2\1K7logrv.ini
                                                • Size 872B
                                                • SHA256 ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb
                                                • MD5 SHA1 SHA512 TLSH

                                                memory/412-13-0x000002BA751C0000-0x000002BA751DA000-memory.dmp

                                                memory/412-3-0x000002BA74F70000-0x000002BA74F92000-memory.dmp

                                                memory/412-2-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-21-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-16-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-14-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-22-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-12-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/412-1-0x000002BA728D0000-0x000002BA728E0000-memory.dmp

                                                memory/1356-58-0x0000000000380000-0x000000000038C000-memory.dmp

                                                memory/2076-44-0x0000000000A10000-0x0000000000A67000-memory.dmp

                                                memory/2112-79-0x00000000000C0000-0x00000000000DF000-memory.dmp

                                                memory/2112-78-0x00000000000C0000-0x00000000000DF000-memory.dmp

                                                memory/2156-51-0x0000000000B50000-0x0000000000B5A000-memory.dmp

                                                memory/2732-101-0x0000000000E10000-0x0000000000E3F000-memory.dmp

                                                memory/2732-100-0x0000000000620000-0x0000000000647000-memory.dmp

                                                memory/2884-71-0x0000000000B50000-0x0000000000B5A000-memory.dmp

                                                memory/2972-85-0x0000000000B50000-0x0000000000B5A000-memory.dmp

                                                memory/3280-76-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-95-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-103-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-57-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-54-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-45-0x0000000007320000-0x00000000073EA000-memory.dmp

                                                memory/3280-63-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-84-0x0000000008990000-0x0000000008A62000-memory.dmp

                                                memory/3280-23-0x0000000007320000-0x00000000073EA000-memory.dmp

                                                memory/3852-65-0x0000000000600000-0x000000000060B000-memory.dmp

                                                memory/4148-24-0x0000000000B20000-0x0000000000B47000-memory.dmp

                                                memory/4148-25-0x0000000000B20000-0x0000000000B47000-memory.dmp

                                                memory/4148-26-0x0000000000560000-0x000000000058F000-memory.dmp

                                                memory/4844-19-0x0000000000400000-0x000000000042F000-memory.dmp

                                                memory/4844-20-0x0000000001900000-0x0000000001915000-memory.dmp

                                                memory/4844-17-0x00000000014E0000-0x000000000182A000-memory.dmp

                                                memory/4844-15-0x0000000000400000-0x000000000042F000-memory.dmp