Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

12/03/2025, 21:32

250312-1dmynatxey 10

11/03/2025, 16:10

250311-tmgdxaxnx4 10

06/03/2025, 02:30

250306-cze8yav1az 10

Analysis

  • max time kernel
    125s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/03/2025, 02:30

General

  • Target

    4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe

  • Size

    436KB

  • MD5

    9284392fd96b31b3de8d8f664de3f0e4

  • SHA1

    9b2e8d834a7e50ec7e674433d019dbd19996036c

  • SHA256

    4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7

  • SHA512

    61efcc329ba8f50c32de43ba0bfc66e6591158c12fcb095dfa3652e54fc799255a49e44c62f2022b807d51b432050f85d94a172dc0e186af40a21e3848c7c922

  • SSDEEP

    6144:qrX0zvg3rjIxvuJMQzp5dVw4JAUvxWgFdgqwixiak3IfMRfkHYgV:iEDg33IpqU4JA61dgq2G74

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

o4ms

Decoy

fishingboatpub.com

trebor72.com

qualitycleanaustralia.com

amphilykenyx.com

jayte90.net

alveegrace.com

le-fleursoleil.com

volumoffer.com

businessbookwriters.com

alpin-art.com

firsttastetogo.com

catofc.com

ref-290.com

sbo2008.com

fortlauderdaleelevators.com

shanghaiyalian.com

majestybags.com

afcerd.com

myceliated.com

ls0a.com

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe
    "C:\Users\Admin\AppData\Local\Temp\4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1508
    • C:\Users\Admin\AppData\Local\Temp\4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe
      "C:\Users\Admin\AppData\Local\Temp\4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe"
      2⤵
        PID:4072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4072 -s 184
          3⤵
          • Program crash
          PID:1876
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\browse\browse.exe'" /f
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4112
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\browse\browse.exe'" /f
          3⤵
          • System Location Discovery: System Language Discovery
          • Scheduled Task/Job: Scheduled Task
          PID:2868
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7.exe" "C:\Users\Admin\AppData\Roaming\browse\browse.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4072 -ip 4072
      1⤵
        PID:1016
      • C:\Users\Admin\AppData\Roaming\browse\browse.exe
        C:\Users\Admin\AppData\Roaming\browse\browse.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3364
        • C:\Users\Admin\AppData\Roaming\browse\browse.exe
          "C:\Users\Admin\AppData\Roaming\browse\browse.exe"
          2⤵
          • Executes dropped EXE
          PID:1532
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 180
            3⤵
            • Program crash
            PID:1516
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 184
            3⤵
            • Program crash
            PID:3516
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1532 -ip 1532
        1⤵
          PID:3796
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1532 -ip 1532
          1⤵
            PID:3300

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Roaming\browse\browse.exe

            Filesize

            436KB

            MD5

            9284392fd96b31b3de8d8f664de3f0e4

            SHA1

            9b2e8d834a7e50ec7e674433d019dbd19996036c

            SHA256

            4f8799e5441c553ebbda342b6b06356a70dc432e5ac0434f4158146520b57ab7

            SHA512

            61efcc329ba8f50c32de43ba0bfc66e6591158c12fcb095dfa3652e54fc799255a49e44c62f2022b807d51b432050f85d94a172dc0e186af40a21e3848c7c922

          • memory/1508-6-0x00000000056F0000-0x00000000056FA000-memory.dmp

            Filesize

            40KB

          • memory/1508-9-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

            Filesize

            4KB

          • memory/1508-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

            Filesize

            5.6MB

          • memory/1508-4-0x0000000005450000-0x00000000054B6000-memory.dmp

            Filesize

            408KB

          • memory/1508-5-0x0000000074C60000-0x0000000075410000-memory.dmp

            Filesize

            7.7MB

          • memory/1508-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

            Filesize

            4KB

          • memory/1508-1-0x0000000000980000-0x00000000009F2000-memory.dmp

            Filesize

            456KB

          • memory/1508-3-0x0000000005350000-0x00000000053E2000-memory.dmp

            Filesize

            584KB

          • memory/1508-10-0x0000000074C60000-0x0000000075410000-memory.dmp

            Filesize

            7.7MB

          • memory/3364-15-0x0000000074C60000-0x0000000075410000-memory.dmp

            Filesize

            7.7MB

          • memory/3364-16-0x0000000000400000-0x0000000000472000-memory.dmp

            Filesize

            456KB

          • memory/3364-17-0x0000000074C60000-0x0000000075410000-memory.dmp

            Filesize

            7.7MB

          • memory/3364-20-0x0000000074C60000-0x0000000075410000-memory.dmp

            Filesize

            7.7MB

          • memory/4072-7-0x0000000000580000-0x00000000005AE000-memory.dmp

            Filesize

            184KB