Analysis

  • max time kernel
    9s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/12/2024, 19:14

General

  • Target

    cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe

  • Size

    248KB

  • MD5

    83d98a6cd986e6b33ff55f52b79d3080

  • SHA1

    ee8d6e58d27211c1c803e65f66307f85323bcdcc

  • SHA256

    cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9f

  • SHA512

    bf951003f45a2ddebf5a4d4295a85f4b13eeeef91d6d0e02bc579b6fc4da2140483c1183c65b447e31f180879a2e22d6ff64a6172650aaa54396dd7cb0b6afd3

  • SSDEEP

    3072:rmsDm4U1esoRoNRkLUzQwF9qhnfNc5MOt8MaqHE8KXzOKSNzV9brTzTnxIH38MQj:rmgm4KoRIRkGQ4sxMMlMJ5tWHsLZOzov

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 3 TTPs 6 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Windows security modification 2 TTPs 20 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 6 IoCs

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

  • UPX packed file 43 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:800
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:332
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3000
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3032
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2844
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3432
                  • C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe
                    "C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Adds Run key to start application
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops file in Windows directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of FindShellTrayWindow
                    • Suspicious use of SendNotifyMessage
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:464
                    • C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe
                      C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe -start
                      3⤵
                      • System Location Discovery: System Language Discovery
                      PID:4704
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3536
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3720
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3816
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3920
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4004
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3892
                            • 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:3648
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1392
                                • C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe
                                  C:\Users\Admin\AppData\Local\Temp\cd5fb931ce270ebec45d49a842a0427e5c6e837b9e35119880ff7caa95002a9fN.exe -dispatch
                                  1⤵
                                  • 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
                                  • System Location Discovery: System Language Discovery
                                  • Modifies data under HKEY_USERS
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of WriteProcessMemory
                                  • System policy modification
                                  PID:1036
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:4376
                                  • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe
                                    "C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeClickToRun.exe" /service
                                    1⤵
                                      PID:3576

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe

                                      Filesize

                                      431KB

                                      MD5

                                      5afed7320942ace85855da223b5ea8b2

                                      SHA1

                                      8c5e0fa587cfebc1dddf226a07be4d7665edcce6

                                      SHA256

                                      f4fb09ad7ed1cd42ad3cb4ff1a26853c49832cedca61242a58cb640718a34bee

                                      SHA512

                                      36ae4c3d2c231bdf1b458cda7ae6e23187180d78f587a845051af30fedadce7efcd9c1675da76626af99d028d7b8803757949cc9940b0df803e66d40ed7bc488

                                    • C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe

                                      Filesize

                                      10.6MB

                                      MD5

                                      67e6e37998718f746ba52eaf94c4c0a7

                                      SHA1

                                      83e7abe8c919c75660b4f7e327dae54a92064bb1

                                      SHA256

                                      1dc68c7eb3fc39e118521c7425c47da841283a076cc422a480bf9ef637c43000

                                      SHA512

                                      21521aac07b47a3386dd789a5ccdbe0175799dfbfe5758670a35a6b642b89578ecfaa4e0086dfe3b734bce1af317671339aa2f5650705ac317b182c01c193f3c

                                    • C:\Windows\SYSTEM.INI

                                      Filesize

                                      257B

                                      MD5

                                      7bc2d482dbfdc5e4951861ea2a117ad3

                                      SHA1

                                      0e41e36afb4e2e8dd5a741d987bf5a55e703aae5

                                      SHA256

                                      275bb5d66bf9349f285cd7a6603c45d4cc3de618cf1ad7cfe317d11674c8fdfe

                                      SHA512

                                      51036df6704a4b273b0e77cf3f5e59e88e39e4a4c3f480dcd46764deb1e53cf2c02f822e577c8dfaa23e23c49c0968f82bd1bf14c8ae587bec8dab026885b911

                                    • C:\autorun.inf

                                      Filesize

                                      197B

                                      MD5

                                      a3d1c4f7a0387bfe6af0f122bfb7ebbf

                                      SHA1

                                      e335c600cb2b9ccf81dd1705889b28860ff3a06a

                                      SHA256

                                      3dd51967c65f7b1373313397e2af88fd5babcf850217544e2aa61717e52825fd

                                      SHA512

                                      8e15036c7e675301a4624665f34e4620bade8178b53ac20961633db9f1499703739146ec6bbcb11158aeab248edeaf0aca8d84be8ecf4c46e00df7de7ff3a45b

                                    • C:\ynwuq.pif

                                      Filesize

                                      97KB

                                      MD5

                                      80a3d58c5d753030e6afc33f8c17fe0c

                                      SHA1

                                      833f632e37ae295d97b6327f27283b5ba94fb200

                                      SHA256

                                      f09fcd44fa10e1c52cd7634a7b6138d335c83d246061cc3d6473bd3cae33567a

                                      SHA512

                                      084ed0aa81fd7758015f602663389dcc8c3c8d1da31c8d2765ea66497b502553c0be5c0d7079fd459aae12e9e4cc644a7a6489e86c8fcf03125b24538a7d3dfe

                                    • F:\autorun.inf

                                      Filesize

                                      245B

                                      MD5

                                      88146bed56fb07528592f88ac5454a34

                                      SHA1

                                      33efa206e3ba5b4a8fa43ea4b997a7f12a226c9e

                                      SHA256

                                      46bce37fd86b6560f0a1535ed1d62938bcd586d46bf9d047264a198bd09aa517

                                      SHA512

                                      80c15e5aa3145f6912df6774ca94c211c8df277a8ec42624d2c58cf426f7fc44a50ce5d15547563377108dee2cc4be26bd47264aba3349d8165f6bee99cde95b

                                    • memory/464-4-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-48-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-26-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-1-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-210-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/464-6-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-5-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-7-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-14-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-143-0x00000000052D0000-0x00000000052D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-95-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-57-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-61-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-92-0x00000000052D0000-0x00000000052D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-93-0x0000000000AD0000-0x0000000000AD2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-3-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-94-0x00000000052D0000-0x00000000052D2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-69-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-86-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-83-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-82-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-78-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-23-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-18-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-15-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-20-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/464-19-0x0000000000AB0000-0x0000000000AB2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/464-13-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-0-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/464-76-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-17-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-74-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-62-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-70-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-64-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/464-66-0x0000000002410000-0x00000000034CA000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-45-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-35-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-63-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-68-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-71-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-65-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-75-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-211-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/1036-77-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-24-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/1036-80-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-36-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-27-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-85-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-34-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-88-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-38-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-46-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-55-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-67-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-37-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-29-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/1036-30-0x0000000000F50000-0x000000000200A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/4704-22-0x00000000004D0000-0x00000000004D1000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/4704-39-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/4704-31-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/4704-16-0x0000000000400000-0x000000000044A000-memory.dmp

                                      Filesize

                                      296KB

                                    • memory/4704-25-0x00000000004C0000-0x00000000004C2000-memory.dmp

                                      Filesize

                                      8KB