Analysis

  • max time kernel
    26s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/05/2024, 21:31

General

  • Target
    2024-05-28_6a2839b47bde6cb093f618cfd6fe63a4_darpapox_icedid_nymaim.exe
  • Size 11.5MB
  • Sample240528-1dc4fsed28
  • SHA256 eca844e81be6c7c82a329dfb4d31bc61a7d6b82e64758cb1cdbf15450910d686
  • MD5 SHA1 SHA512 SSDEEP

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 6 IoCs
  • Sality

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

  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Detects executables packed with Sality Polymorphic Code Generator or Simple Poly Engine or Sality 39 IoCs
  • UPX dump on OEP (original entry point) 40 IoCs
  • Disables RegEdit via registry modification 2 IoCs
  • Disables Task Manager via registry modification
  • Deletes itself 1 IoCs
  • UPX packed file 38 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
  • Enumerates connected drives 3 TTPs 4 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 58 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:760
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:764
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1016
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2480
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2500
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2684
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3500
                  • C:\Users\Admin\AppData\Local\Temp\2024-05-28_6a2839b47bde6cb093f618cfd6fe63a4_darpapox_icedid_nymaim.exe
                    "C:\Users\Admin\AppData\Local\Temp\2024-05-28_6a2839b47bde6cb093f618cfd6fe63a4_darpapox_icedid_nymaim.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Disables RegEdit via registry modification
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:2984
                    • C:\Windows\SysWOW64\explorer.exe
                      explorer.exe
                      3⤵
                      • Modifies firewall policy service
                      • UAC bypass
                      • Windows security bypass
                      • Disables RegEdit via registry modification
                      • Deletes itself
                      • Enumerates connected drives
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:4852
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 2984 -s 836
                      3⤵
                      • Program crash
                      PID:4624
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3648
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3824
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3972
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3944
                            • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
                              "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
                              1⤵
                                PID:456
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:2572
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:2812
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:440
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2984 -ip 2984
                                      1⤵
                                        PID:792
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2064
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:5096

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                SYSTEM.INI

                                                • Path C:\Windows\SYSTEM.INI
                                                • Size 257B
                                                • SHA256 20bdc3adba2756f89501d714a1f71e723f9856262fa8daf55f1a80284e428f0b
                                                • MD5 SHA1 SHA512

                                                ucql.pif

                                                • Path F:\ucql.pif
                                                • Size 100KB
                                                • SHA256 d0a2e4889f0330ae74cdc5505cd5da50efc319e1ae37d3fc97fbc1a600e9d740
                                                • MD5 SHA1 SHA512 SSDEEP

                                                memory/2984-0-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-2-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-13-0x0000000000FE0000-0x0000000000FE2000-memory.dmp

                                                memory/2984-12-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-5-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-15-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-14-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-17-0x0000000000FE0000-0x0000000000FE2000-memory.dmp

                                                memory/2984-16-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-3-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-9-0x00000000047D0000-0x00000000047D1000-memory.dmp

                                                memory/2984-8-0x0000000000FE0000-0x0000000000FE2000-memory.dmp

                                                memory/2984-7-0x0000000000400000-0x0000000000DB0000-memory.dmp

                                                memory/2984-4-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-20-0x0000000002B40000-0x0000000003BCE000-memory.dmp

                                                memory/2984-31-0x0000000000400000-0x0000000000DB0000-memory.dmp

                                                memory/4852-36-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-45-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-19-0x0000000001010000-0x0000000001012000-memory.dmp

                                                memory/4852-32-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-34-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-35-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-11-0x00000000010A0000-0x00000000010A1000-memory.dmp

                                                memory/4852-37-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-38-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-39-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-40-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-41-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-42-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-43-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-44-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-18-0x0000000001010000-0x0000000001012000-memory.dmp

                                                memory/4852-46-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-48-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-49-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-50-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-52-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-53-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-55-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-57-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-60-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-62-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-64-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-66-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-68-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-70-0x0000000002DD0000-0x0000000003E5E000-memory.dmp

                                                memory/4852-87-0x0000000001010000-0x0000000001012000-memory.dmp

                                                memory/4852-95-0x0000000002DD0000-0x0000000003E5E000-memory.dmp