Analysis

  • max time kernel
    152s
  • max time network
    139s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2022 23:06

General

  • Target

    0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe

  • Size

    908KB

  • MD5

    5034e0f2a1fd479fd77190f6185657e0

  • SHA1

    450973616ffb8e3a0c90e76defc374b5ae31ce05

  • SHA256

    0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96

  • SHA512

    dc9a52dfd878ffaef14b18381a0fb21441e3589d9cedf0070b9593db0a5b485e7f667ab297ab4cd44daeb7e707015e6b0a8b879119f62998d89b6cdb5075c2b8

  • SSDEEP

    12288:VhkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4aboHdGEKRKGI/CxquTOrLf:jRmJkcoQricOIQxiZY1iaboHX/qqusb

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 6 IoCs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe
    "C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe
      "C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe"
      2⤵
      • Adds policy Run key to start application
      • Modifies Installed Components in the registry
      • Adds Run key to start application
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1488
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1704
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:888
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1720
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:1948
      • 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\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1956
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\0aaaa0cd21310532c43f226e45f5590a7b1581c3376f2f654afe2d9681b4ed96.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:564
      • 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\BlackShades.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\BlackShades.exe:*:Enabled:Windows Messanger" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1092
        • C:\Windows\SysWOW64\reg.exe
          REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\BlackShades.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\BlackShades.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • Modifies firewall policy service
          • Modifies registry key
          PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1488-55-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-59-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-62-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-63-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-76-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-56-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1488-58-0x0000000000400000-0x000000000047D000-memory.dmp

    Filesize

    500KB

  • memory/1492-54-0x0000000075921000-0x0000000075923000-memory.dmp

    Filesize

    8KB