Analysis

  • max time kernel
    149s
  • max time network
    151s
  • 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 14:35

General

  • Target

    2024-05-28_b88d815e6c6021e5e71c770df54f0e25_bkransomware_icedid.exe

  • Size

    478KB

  • MD5

    b88d815e6c6021e5e71c770df54f0e25

  • SHA1

    58a1ad69bdb692b85c3c35865ed482fee219e4d4

  • SHA256

    cb810051b866ab2090e5ad31f2cf6d97252295a3dfb1fb8f3e233a2ea4ff2c0c

  • SHA512

    c1b0b2e2cac8e32d22563e3fbf5211cd597189d26639a13dedd0d9bcfd34a8bc35fc22df6d929abe7e017deffe999810b321049df710191f200a193900b7d94a

  • SSDEEP

    6144:SaUSeyqj6ztvrfMqBODlRC7r0Hg77nyihK6cO40YFuiaCUjkAvblW:S/SRvAMqlRorIg7nIIhUQbI

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 11 IoCs
  • UPX dump on OEP (original entry point) 12 IoCs
  • UPX packed file 11 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 Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:784
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:1020
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2584
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2648
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2800
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3520
                  • C:\Users\Admin\AppData\Local\Temp\2024-05-28_b88d815e6c6021e5e71c770df54f0e25_bkransomware_icedid.exe
                    "C:\Users\Admin\AppData\Local\Temp\2024-05-28_b88d815e6c6021e5e71c770df54f0e25_bkransomware_icedid.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of SetWindowsHookEx
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:4072
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3680
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3884
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3976
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4044
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:684
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4128
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:3740
                              • 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:4164
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:4944
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:1476

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

                                    Loading Replay Monitor...

                                    Downloads

                                    • memory/4072-0-0x0000000000400000-0x000000000047D000-memory.dmp

                                      Filesize

                                      500KB

                                    • memory/4072-1-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-3-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-4-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-9-0x0000000000B00000-0x0000000000B01000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4072-6-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-11-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-12-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4072-7-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-10-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4072-5-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-8-0x00000000005A0000-0x00000000005A2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4072-14-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-15-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-17-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB

                                    • memory/4072-27-0x0000000000400000-0x000000000047D000-memory.dmp

                                      Filesize

                                      500KB

                                    • memory/4072-13-0x00000000023C0000-0x000000000344E000-memory.dmp

                                      Filesize

                                      16.6MB