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Analysis

  • max time kernel
    148s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2024, 14:13

General

  • Target

    b2557187fa21cd913b1dc3155f2ddda4.exe

  • Size

    162KB

  • MD5

    b2557187fa21cd913b1dc3155f2ddda4

  • SHA1

    e478378377453631227b322c18100e354e12dcab

  • SHA256

    0d95bbeb32ab569237edada99840347966c9248ac8dc22396231a7539d22bd0b

  • SHA512

    82e183b0ff081906201600cb024bcbcb8584068bab611ae3671516cce06ea18fe52c73be78505e8cbac839401b0a5818bc5f8d5f27aa4b262db7bf0a4d5d7f1e

  • SSDEEP

    3072:8s2K4csi8LmPoHKpdcy4hq3+et8KIZT6koFbgJYSGIHcD7aikBk94E9x9mMwb:VVe3L4p2Zg3bKKIQkolaYSG2ZBTKm

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Modifies Installed Components in the registry 2 TTPs 4 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe
    "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe"
    1⤵
    • Adds policy Run key to start application
    • Modifies Installed Components in the registry
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2844
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:2644
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2500
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\b2557187fa21cd913b1dc3155f2ddda4.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:2652
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2264
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:2656
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe:*:Enabled:Windows Messanger" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3020
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobbe\new.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Modifies firewall policy service
        • Modifies registry key
        PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2744-9-0x00000000778D1000-0x00000000778D2000-memory.dmp

    Filesize

    4KB

  • memory/2744-8-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2744-7-0x0000000076E60000-0x0000000076F70000-memory.dmp

    Filesize

    1.1MB

  • memory/2744-0-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2744-10-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2744-11-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2744-12-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB

  • memory/2744-16-0x0000000000400000-0x0000000000473000-memory.dmp

    Filesize

    460KB