Analysis

  • max time kernel
    119s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2025, 13:23

General

  • Target

    5ac621a1620ff52d65b6e7e9743a6cee2c081e03fcd25a76fd03470ab387a494N.exe

  • Size

    285KB

  • MD5

    1a78b19f76a98622679be739e2daabd0

  • SHA1

    14bbe7569197ed2b5f969be09fd05465cc02ae9d

  • SHA256

    5ac621a1620ff52d65b6e7e9743a6cee2c081e03fcd25a76fd03470ab387a494

  • SHA512

    c734608e9aad31f0086987d2d3ba55939be73a60a21b260e6a2a12c4d9ac976f4ee5fae47ff013b41c6a707de0e15a33f0923990cd99c57a8ed04d8bf15bc3be

  • SSDEEP

    6144:+ZyKE4FBg+XHnZYkQGmzRrOEg0q/vjLm1AHkUm1Ys8xiV4DvtsJRlVDqa8GzNHLQ:NBaBnmtOwq/+1MkU68raJRHua8G9LcoK

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 11 IoCs
  • Modifies firewall policy service 3 TTPs 10 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 21 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 14 IoCs

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

  • Modifies registry key 1 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ac621a1620ff52d65b6e7e9743a6cee2c081e03fcd25a76fd03470ab387a494N.exe
    "C:\Users\Admin\AppData\Local\Temp\5ac621a1620ff52d65b6e7e9743a6cee2c081e03fcd25a76fd03470ab387a494N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3984
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BAxhg.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4140
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Java Machine" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:1176
    • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
      "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:8
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4956
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3464
        • 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\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3524
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:3288
        • 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
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2728
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:2280
        • 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\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2744
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\bot.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\bot.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:4960
      • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:3952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\BAxhg.bat

    Filesize

    149B

    MD5

    976ffa9a304b234c039c8739d97bb893

    SHA1

    f70f7ede8b6e5d1b8a9b53c9bf43882485b55bd6

    SHA256

    2b77cf051bb584aada8b9e5e07cba06e2077b42f009c33d10e31994ceec10384

    SHA512

    1bd398b968736efbab740c81776781023a4ef0dc1c0191d6393a7582bd79b452666163691d82a27ee8989a1e293e6d6df57c303aa9b34497ae52be417f9e269c

  • C:\Users\Admin\AppData\Roaming\JavaWeb\jusched.txt

    Filesize

    285KB

    MD5

    1fed9645e6ec3384d3e1b02cdb4d5ee7

    SHA1

    356bc70fc15b2357d383ce041af9435c8fcf45e8

    SHA256

    cd6d9f95af7db48fd404a000ef6780fb868191b09062cf32346b5ef1fbda60bf

    SHA512

    e4621a9bfd652ddad6f754591b34a9d24bec1c732f0f58f924315c4a1f14ed341d8194afda50dc838d670876a0089276bb6be05e0b400065bc6fd8c511f61d60

  • memory/8-62-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-71-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-32-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-35-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-37-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-78-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-66-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-54-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-69-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/8-59-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1020-51-0x0000000000400000-0x00000000005A8000-memory.dmp

    Filesize

    1.7MB

  • memory/3952-40-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3952-56-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3952-47-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3952-45-0x0000000000400000-0x0000000000409000-memory.dmp

    Filesize

    36KB

  • memory/3984-0-0x0000000000400000-0x00000000005A8000-memory.dmp

    Filesize

    1.7MB

  • memory/3984-28-0x0000000000400000-0x00000000005A8000-memory.dmp

    Filesize

    1.7MB