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Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2022, 23:38

General

  • Target

    0f0574d6a4ddef93d47193ed4941260cbd0b143856b076eb6f89d57cb34a123d.exe

  • Size

    121KB

  • MD5

    52ddc60af50e8ae8caabf8dc9ca9f688

  • SHA1

    6846cbd11447ce1a31a9d1b68f302580266de169

  • SHA256

    0f0574d6a4ddef93d47193ed4941260cbd0b143856b076eb6f89d57cb34a123d

  • SHA512

    73935049e6283211eae4c53c4a4c413213032949c6b7f7b84ae2d1ccc26c13dd249266f53af870211ea5b7b7e3cbe73a3a01ab094ca06102964b1b4e8fed7afc

  • SSDEEP

    3072:kZWV6q9R/dlMMMMM2MMMMM8SWSvW9F/yM8MiVdZx8NgEgun8i0:kM8CRVlMMMMM2MMMMM6SvGd8MigNgEg9

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

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
  • UPX packed file 2 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 2 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:312
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
      1⤵
        PID:760
      • C:\Windows\system32\backgroundTaskHost.exe
        "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
        1⤵
          PID:4924
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:1772
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:4776
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:3896
              • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                1⤵
                  PID:3544
                • C:\Windows\System32\RuntimeBroker.exe
                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                  1⤵
                    PID:3412
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    1⤵
                      PID:3348
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3244
                      • C:\Windows\Explorer.EXE
                        C:\Windows\Explorer.EXE
                        1⤵
                          PID:2432
                          • C:\Users\Admin\AppData\Local\Temp\0f0574d6a4ddef93d47193ed4941260cbd0b143856b076eb6f89d57cb34a123d.exe
                            "C:\Users\Admin\AppData\Local\Temp\0f0574d6a4ddef93d47193ed4941260cbd0b143856b076eb6f89d57cb34a123d.exe"
                            2⤵
                            • Modifies firewall policy service
                            • UAC bypass
                            • Windows security bypass
                            • Windows security modification
                            • Checks whether UAC is enabled
                            • Enumerates connected drives
                            • Drops file in Windows directory
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of AdjustPrivilegeToken
                            • Suspicious use of WriteProcessMemory
                            • System policy modification
                            PID:3452
                        • C:\Windows\system32\taskhostw.exe
                          taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                          1⤵
                            PID:2628
                          • C:\Windows\system32\svchost.exe
                            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                            1⤵
                              PID:2388
                            • C:\Windows\system32\sihost.exe
                              sihost.exe
                              1⤵
                                PID:2376
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:784
                                • C:\Windows\system32\fontdrvhost.exe
                                  "fontdrvhost.exe"
                                  1⤵
                                    PID:776

                                  Network

                                  MITRE ATT&CK Enterprise v6

                                  Replay Monitor

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                                  Downloads

                                  • memory/3452-133-0x0000000001000000-0x0000000001021000-memory.dmp

                                    Filesize

                                    132KB

                                  • memory/3452-132-0x0000000002440000-0x00000000034FA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3452-134-0x0000000002440000-0x00000000034FA000-memory.dmp

                                    Filesize

                                    16.7MB