Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2024 00:32

General

  • Target

    2024-06-11_6b158f909a48a36492a0ea35e1cc3013_floxif_icedid.exe

  • Size

    1.2MB

  • MD5

    6b158f909a48a36492a0ea35e1cc3013

  • SHA1

    b4ad9fde6da67507dcece32c9fc1c99263edafa3

  • SHA256

    8b560852a1098ed69fa5425e457d7c23b6136e13b414cc24cd7c4e6000b93327

  • SHA512

    e706f4dbab5618205f41cbb352b31b5db3b96a0b72deadb2bff93e8c8ac487e699e179c6d67d54eebaa4069428ae9dea1daeff92f45ae2f4d31fd2351cd37ffe

  • SSDEEP

    24576:1axV+hJMkOOLaH7RpN2KPNv4GSe8l+wV7prEH7xp:wxEhJ7nLaH7RpNFV84wV7M

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 4 IoCs
  • UPX dump on OEP (original entry point) 8 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

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

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1220
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1352
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1412
          • C:\Users\Admin\AppData\Local\Temp\2024-06-11_6b158f909a48a36492a0ea35e1cc3013_floxif_icedid.exe
            "C:\Users\Admin\AppData\Local\Temp\2024-06-11_6b158f909a48a36492a0ea35e1cc3013_floxif_icedid.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Checks whether UAC is enabled
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2240
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:872

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Modify Registry

          6
          T1112

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Impair Defenses

          3
          T1562

          Disable or Modify Tools

          3
          T1562.001

          Discovery

          System Information Discovery

          1
          T1082

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • \Program Files\Common Files\System\symsrv.dll
            Filesize

            67KB

            MD5

            7574cf2c64f35161ab1292e2f532aabf

            SHA1

            14ba3fa927a06224dfe587014299e834def4644f

            SHA256

            de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

            SHA512

            4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

          • memory/1220-14-0x0000000000280000-0x0000000000282000-memory.dmp
            Filesize

            8KB

          • memory/2240-6-0x0000000002870000-0x00000000038FE000-memory.dmp
            Filesize

            16.6MB

          • memory/2240-0-0x0000000000400000-0x000000000053D000-memory.dmp
            Filesize

            1.2MB

          • memory/2240-13-0x0000000000409000-0x000000000040C000-memory.dmp
            Filesize

            12KB

          • memory/2240-10-0x0000000002870000-0x00000000038FE000-memory.dmp
            Filesize

            16.6MB

          • memory/2240-22-0x00000000002E0000-0x00000000002E2000-memory.dmp
            Filesize

            8KB

          • memory/2240-25-0x00000000006D0000-0x00000000006D1000-memory.dmp
            Filesize

            4KB

          • memory/2240-23-0x00000000006D0000-0x00000000006D1000-memory.dmp
            Filesize

            4KB

          • memory/2240-4-0x0000000010000000-0x0000000010030000-memory.dmp
            Filesize

            192KB

          • memory/2240-35-0x0000000010000000-0x0000000010030000-memory.dmp
            Filesize

            192KB

          • memory/2240-11-0x0000000002870000-0x00000000038FE000-memory.dmp
            Filesize

            16.6MB

          • memory/2240-36-0x0000000002870000-0x00000000038FE000-memory.dmp
            Filesize

            16.6MB

          • memory/2240-32-0x0000000000400000-0x000000000053D000-memory.dmp
            Filesize

            1.2MB