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Resubmissions

04/10/2024, 08:12

241004-j3whnatanj 10

04/10/2024, 07:39

241004-jg4xxawcqa 10

Analysis

  • max time kernel
    238s
  • max time network
    223s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/10/2024, 07:39

General

  • Target

    Zxooek.exe

  • Size

    2.5MB

  • MD5

    232b1abbe3ed2387bd727d08716e0846

  • SHA1

    d1706a34eed5f8b482655dede78113b5adb04db2

  • SHA256

    5a11fb6ef4be30e7c7a65a256f659fab6b0833f4d32c4922f6fa36b663eb8bb3

  • SHA512

    6205cd30eed573c1dd563adc87be51c21bc14eba36e5ab1e756f715a77e33edf2e97b7884a8b7d2d5c02502495f7dc4b15562237058490d0934aa2b5c985c677

  • SSDEEP

    24576:fPNAyYA6foBNp0kdJV4Eac5h+sXDluxEkTj3v6OVOGH+kDs6+5iQc1RZLszJt74x:fP4ApBz4Eh+szkCkTj3vVnekLBGJt0V

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e62s

Decoy

ellinksa.shop

uckyspinph.xyz

owdark.net

arriage-therapy-72241.bond

w7ijko4rv4p97b.top

heirbuzzwords.buzz

aspart.shop

ctivemail5-kagoya-com.info

shacertification9.shop

zitcd65k3.buzz

llkosoi.info

ru8.info

rhgtrdjdjykyetrdjftd.buzz

yschoollist.kiwi

oftfolio.online

rograma-de-almacen-2.online

oudoarms.top

mwquas.xyz

orjagaucha.website

nlinechat-mh.online

Signatures

  • Formbook

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

  • Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs
  • Formbook payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 55 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3500
    • C:\Users\Admin\AppData\Local\Temp\Zxooek.exe
      "C:\Users\Admin\AppData\Local\Temp\Zxooek.exe"
      2⤵
      • Suspicious use of NtCreateUserProcessOtherParentProcess
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:556
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      PID:1404
    • C:\Windows\SysWOW64\ipconfig.exe
      "C:\Windows\SysWOW64\ipconfig.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Gathers network information
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4804
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3544
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      2⤵
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3696
    • C:\Windows\System32\lcv0ji.exe
      "C:\Windows\System32\lcv0ji.exe"
      2⤵
        PID:1500
      • C:\Users\Admin\AppData\Roaming\Zgrgdhtdkny.exe
        "C:\Users\Admin\AppData\Roaming\Zgrgdhtdkny.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2776
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:2668
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\SysWOW64\rundll32.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:4956
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2748

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        2.5MB

        MD5

        232b1abbe3ed2387bd727d08716e0846

        SHA1

        d1706a34eed5f8b482655dede78113b5adb04db2

        SHA256

        5a11fb6ef4be30e7c7a65a256f659fab6b0833f4d32c4922f6fa36b663eb8bb3

        SHA512

        6205cd30eed573c1dd563adc87be51c21bc14eba36e5ab1e756f715a77e33edf2e97b7884a8b7d2d5c02502495f7dc4b15562237058490d0934aa2b5c985c677

      • memory/556-0-0x0000000074A8E000-0x0000000074A8F000-memory.dmp

        Filesize

        4KB

      • memory/556-1-0x0000000000340000-0x00000000005BA000-memory.dmp

        Filesize

        2.5MB

      • memory/556-2-0x0000000005000000-0x00000000050FE000-memory.dmp

        Filesize

        1016KB

      • memory/556-10-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-8-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-66-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-64-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-62-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-61-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-56-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-54-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-50-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-48-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-46-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-44-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-42-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-40-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-38-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-36-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-34-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-30-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-28-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-26-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-24-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-22-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-20-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-18-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-16-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-14-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-12-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-6-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-4-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-58-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-52-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-32-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-3-0x0000000005000000-0x00000000050F8000-memory.dmp

        Filesize

        992KB

      • memory/556-1077-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/556-1078-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/556-1079-0x0000000005140000-0x00000000051B8000-memory.dmp

        Filesize

        480KB

      • memory/556-1080-0x00000000051C0000-0x000000000520C000-memory.dmp

        Filesize

        304KB

      • memory/556-1081-0x0000000005330000-0x00000000053C2000-memory.dmp

        Filesize

        584KB

      • memory/556-1082-0x00000000053D0000-0x0000000005436000-memory.dmp

        Filesize

        408KB

      • memory/556-1086-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/556-1087-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/556-1088-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/556-1089-0x0000000006000000-0x00000000065A4000-memory.dmp

        Filesize

        5.6MB

      • memory/556-1090-0x00000000054C0000-0x0000000005514000-memory.dmp

        Filesize

        336KB

      • memory/556-1094-0x0000000074A80000-0x0000000075230000-memory.dmp

        Filesize

        7.7MB

      • memory/1404-1093-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/1404-1095-0x0000000000AF0000-0x0000000000E3A000-memory.dmp

        Filesize

        3.3MB

      • memory/1404-1098-0x0000000000A10000-0x0000000000A25000-memory.dmp

        Filesize

        84KB

      • memory/1404-1097-0x0000000000400000-0x000000000042F000-memory.dmp

        Filesize

        188KB

      • memory/3500-1099-0x0000000008C70000-0x0000000008E05000-memory.dmp

        Filesize

        1.6MB

      • memory/3500-1104-0x0000000008C70000-0x0000000008E05000-memory.dmp

        Filesize

        1.6MB

      • memory/3500-1106-0x00000000080C0000-0x00000000081F6000-memory.dmp

        Filesize

        1.2MB

      • memory/3500-1109-0x00000000080C0000-0x00000000081F6000-memory.dmp

        Filesize

        1.2MB

      • memory/4804-1102-0x0000000000E30000-0x0000000000E3B000-memory.dmp

        Filesize

        44KB