Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04-02-2025 19:33

General

  • Target

    5c9f1c9fe222cd39f08882513236f51c18095c9e254808266e844d162d388cdbN.exe

  • Size

    1.9MB

  • MD5

    9d5f27eb2db0798f33353fd2fdce5a90

  • SHA1

    e2d4618666ab4c4e68e7666b741c6b82cb3ae9b2

  • SHA256

    5c9f1c9fe222cd39f08882513236f51c18095c9e254808266e844d162d388cdb

  • SHA512

    2d3d3e818bfdb2f7bc73fc5f5fa0a1a1636e546d5fd66bc5c0516099c2ce07ea88395f2961c94804b9d4d018e760eb38f2f42da75541d6eda290b6c84a576956

  • SSDEEP

    49152:CLIUXQgBiI6i2KFU0yBfM7a9QDosGeo403e0CpcKYGIDlWIwRBOn5PvGYKMf/1ZC:SIUXQgBiI6i2KFU0yBfM7a9QDosGeo4d

Malware Config

Signatures

  • Blackshades

    Blackshades is a remote access trojan with various capabilities.

  • Blackshades family
  • Blackshades payload 9 IoCs
  • Modifies firewall policy service 3 TTPs 8 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 10 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 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 35 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5c9f1c9fe222cd39f08882513236f51c18095c9e254808266e844d162d388cdbN.exe
    "C:\Users\Admin\AppData\Local\Temp\5c9f1c9fe222cd39f08882513236f51c18095c9e254808266e844d162d388cdbN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\Users\Admin\AppData\Local\Temp\lwGsF.exe
      "C:\Users\Admin\AppData\Local\Temp\lwGsF.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2076
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\ZIXfo.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Windows\SysWOW64\reg.exe
        REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "csrs" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe" /f
        3⤵
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        PID:2680
    • C:\Users\Admin\AppData\Roaming\csrs.exe
      "C:\Users\Admin\AppData\Roaming\csrs.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2536
      • C:\Users\Admin\AppData\Roaming\csrs.exe
        C:\Users\Admin\AppData\Roaming\csrs.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2440
        • 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:2560
          • 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:2984
        • 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\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2592
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\csrs.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\csrs.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1604
        • 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:2696
          • 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:2024
        • 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\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2968
          • C:\Windows\SysWOW64\reg.exe
            REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svhost32.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svhost32.exe:*:Enabled:Windows Messanger" /f
            5⤵
            • Modifies firewall policy service
            • System Location Discovery: System Language Discovery
            • Modifies registry key
            PID:1420

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    130B

    MD5

    34a635bb69f9dc2d8e8ceba2f6b25308

    SHA1

    66bbd6b4eb975af0a799c6be7aaed6917f5df10c

    SHA256

    eb18b0e443ffb00db0eb4438c0d3ec49cf67c3b7cbc9da8e25c60298c970a59a

    SHA512

    ae355a265391afe02a37d82ffb0df6664788dc4aee975678aeb524ff47f889d1e5ecab42b073093d71494c9868276dc9794d4bebce4c967d866b189c136a9545

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

    Filesize

    1.9MB

    MD5

    ddc2bfd4b89f5b7c97e29f0b6ea061d6

    SHA1

    5c4b85be0676c1f28ededba4193123fa448f83ec

    SHA256

    75e565af51a34b5036f97222f6b26a7b1de6f795f300f7f55e655b612496a35b

    SHA512

    a92be54ee812681edd878bfeb714179439e35995b95f263418bc5286174303045830f622f33e6acb9efe644f0f26d6a336f1fc9d6183647868cc216a60768a38

  • \Users\Admin\AppData\Local\Temp\lwGsF.exe

    Filesize

    12KB

    MD5

    466773bfcbd01059584cdae36e3c281c

    SHA1

    81e68615ef27cf363d6fe96582433c8a7ce8043b

    SHA256

    21f0910a1d71dfc63744474b2ba6b8248d893226576ea48791dc0cef7dd52105

    SHA512

    1088e7180a7d4ed717307c03884aebd945c5f78ffd6c4a4d7e84e504dc2da0434fe4173c63f1afd5a57e83e1783b3359ce123e85bb62699fb663bc9b1c02129f

  • memory/1500-0-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/1500-11-0x00000000020E0000-0x00000000020F7000-memory.dmp

    Filesize

    92KB

  • memory/1500-18-0x00000000020E0000-0x00000000020F7000-memory.dmp

    Filesize

    92KB

  • memory/1500-19-0x00000000020E0000-0x00000000020F7000-memory.dmp

    Filesize

    92KB

  • memory/1500-62-0x0000000003210000-0x00000000033ED000-memory.dmp

    Filesize

    1.9MB

  • memory/1500-64-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/1500-61-0x0000000003210000-0x00000000033ED000-memory.dmp

    Filesize

    1.9MB

  • memory/2076-21-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2076-83-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2440-77-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-75-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-73-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-85-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-88-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-91-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-93-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-95-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-97-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-102-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2440-107-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

  • memory/2536-71-0x0000000000400000-0x00000000005DD000-memory.dmp

    Filesize

    1.9MB

  • memory/2536-69-0x0000000002940000-0x0000000002B1D000-memory.dmp

    Filesize

    1.9MB