Analysis

  • max time kernel
    122s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-06-2024 08:33

General

  • Target

    bac4687ab673b3fd0495ce6fca0fd57c_JaffaCakes118.exe

  • Size

    100KB

  • MD5

    bac4687ab673b3fd0495ce6fca0fd57c

  • SHA1

    6f83fe590cb7ac0988c272309b2c38f80720f439

  • SHA256

    e52e9375318f70b17f319420179920299ca076c4e4253e9e8dd5f5ef1bbfa8cd

  • SHA512

    1e02f55f5e9861cfc085d161a2f4e2e0f93a13cdf275febae21aff712ed290873c47481a98f3985256b2d198d5f52589faedc705556c10c2a6149766d69bcdc3

  • SSDEEP

    1536:Rf49yTsnU1XpcAJd+nySi4lxU0qBASEE1l9+5kY8xrZkju9NSlTc/y/N/:d49yScuDxFqB1l9+iY8Hdkk2N

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
  • 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 21 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 12 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:792
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:316
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:3212
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3228
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3340
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3564
                  • C:\Users\Admin\AppData\Local\Temp\bac4687ab673b3fd0495ce6fca0fd57c_JaffaCakes118.exe
                    "C:\Users\Admin\AppData\Local\Temp\bac4687ab673b3fd0495ce6fca0fd57c_JaffaCakes118.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Enumerates connected drives
                    • Drops autorun.inf file
                    • Drops file in Program Files directory
                    • Drops file in Windows directory
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:208
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3724
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3912
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:4004
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4068
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:2288
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4220
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:4816
                              • 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:1452
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                  1⤵
                                    PID:5048
                                  • C:\Windows\system32\backgroundTaskHost.exe
                                    "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                    1⤵
                                      PID:3708
                                    • C:\Windows\system32\BackgroundTaskHost.exe
                                      "C:\Windows\system32\BackgroundTaskHost.exe" -ServerName:BackgroundTaskHost.WebAccountProvider
                                      1⤵
                                        PID:560
                                      • C:\Windows\System32\RuntimeBroker.exe
                                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                                        1⤵
                                          PID:2532
                                        • C:\Windows\System32\RuntimeBroker.exe
                                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                                          1⤵
                                            PID:2364

                                          Network

                                          MITRE ATT&CK Matrix ATT&CK v13

                                          Initial Access

                                          Replication Through Removable Media

                                          1
                                          T1091

                                          Persistence

                                          Create or Modify System Process

                                          1
                                          T1543

                                          Windows Service

                                          1
                                          T1543.003

                                          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

                                          Defense Evasion

                                          Modify Registry

                                          5
                                          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

                                          3
                                          T1082

                                          Query Registry

                                          1
                                          T1012

                                          Peripheral Device Discovery

                                          1
                                          T1120

                                          Lateral Movement

                                          Replication Through Removable Media

                                          1
                                          T1091

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\slwnxc.exe
                                            Filesize

                                            100KB

                                            MD5

                                            a9e186e30044f85bcdb59a127da98774

                                            SHA1

                                            aa436a6d3280a32c8889f9db57ffcbaf1c6ae6d9

                                            SHA256

                                            16ef9a0e5544381f9ae1b5373af555d7117e09a764e7df41bb32d989d550407c

                                            SHA512

                                            03b67199fa6595fe75beea906b9d5c3ecba938681438c16df779bae67def1a07e3b5fc530f3e1ffb6eb57a2b0839ce7abe3859f178166716a615a9f37375d72b

                                          • memory/208-26-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-13-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-8-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-0-0x0000000000400000-0x0000000000415000-memory.dmp
                                            Filesize

                                            84KB

                                          • memory/208-14-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-10-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-15-0x0000000003360000-0x0000000003362000-memory.dmp
                                            Filesize

                                            8KB

                                          • memory/208-9-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-7-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-11-0x0000000003360000-0x0000000003362000-memory.dmp
                                            Filesize

                                            8KB

                                          • memory/208-24-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-6-0x0000000003B90000-0x0000000003B91000-memory.dmp
                                            Filesize

                                            4KB

                                          • memory/208-28-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-17-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-16-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-18-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-19-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-20-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-22-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-23-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-12-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-3-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-5-0x0000000003360000-0x0000000003362000-memory.dmp
                                            Filesize

                                            8KB

                                          • memory/208-29-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-30-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-33-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-36-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-38-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-39-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-42-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-43-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-45-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-46-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-48-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-55-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-56-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-58-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-61-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-63-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-65-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-67-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-68-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB

                                          • memory/208-70-0x0000000003360000-0x0000000003362000-memory.dmp
                                            Filesize

                                            8KB

                                          • memory/208-1-0x0000000002180000-0x000000000320E000-memory.dmp
                                            Filesize

                                            16.6MB