Analysis

  • max time kernel
    118s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2024, 01:19

General

  • Target

    5e191cf5fb861f07e84abfe21b5cc45ba492ec97a88b7dbba16695c8b18f0ab2.exe

  • Size

    65KB

  • MD5

    d7c832b29cb6d2bfdc79de2f527dd578

  • SHA1

    6ae8b613fc8714779e4aede697b9f4506ccc3364

  • SHA256

    5e191cf5fb861f07e84abfe21b5cc45ba492ec97a88b7dbba16695c8b18f0ab2

  • SHA512

    fa9f4fd899c12577e305ab2ba65e7eee518c9147c7ae6ccbd1fde9e15123f5784dfe5f8ee9782cd05b4fd08059ba27213c81ebae3e31d4867763107affadd49c

  • SSDEEP

    1536:y/6RbZ30yXzdski0JEgRAYJKRSiedwzsLJx2N18dR4RKwo:DRbZPzdlvJE2JIDg1qaoRKv

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 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • 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.

  • UPX packed file 39 IoCs

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

  • Drops file in Program Files directory 11 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • 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:788
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:796
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:376
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2536
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2548
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2656
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3488
                  • C:\Users\Admin\AppData\Local\Temp\5e191cf5fb861f07e84abfe21b5cc45ba492ec97a88b7dbba16695c8b18f0ab2.exe
                    "C:\Users\Admin\AppData\Local\Temp\5e191cf5fb861f07e84abfe21b5cc45ba492ec97a88b7dbba16695c8b18f0ab2.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
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:316
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3624
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3840
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3940
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4004
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4084
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3660
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:5112
                              • 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:4944
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:920
                                  • C:\Windows\System32\RuntimeBroker.exe
                                    C:\Windows\System32\RuntimeBroker.exe -Embedding
                                    1⤵
                                      PID:224

                                    Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • F:\dhnlyu.exe

                                      Filesize

                                      97KB

                                      MD5

                                      2a3d6c4fca078d50c65e5cfdacba5297

                                      SHA1

                                      32d50b90220f594ae965ceaa20914e7883286720

                                      SHA256

                                      e16a6c24f2e3d6346678aa64c3654c083eef4cd287512a3a31a3f3ef92305ba2

                                      SHA512

                                      841166b440de3c7df48fb7f8b41e67e7dae2c7c3e85f181685632570a8a3c1cb401c573a0b5d16211190549f6b7d8851d4e440743d48d74c19c5d97e0acedfd6

                                    • memory/316-29-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-22-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-6-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-4-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-3-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-8-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-7-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-19-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-21-0x0000000001D00000-0x0000000001D02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/316-17-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-18-0x0000000001D00000-0x0000000001D02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/316-14-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-16-0x0000000004250000-0x0000000004251000-memory.dmp

                                      Filesize

                                      4KB

                                    • memory/316-33-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-20-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-32-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-23-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-24-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-26-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-25-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-28-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-0-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB

                                    • memory/316-5-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-30-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-15-0x0000000001D00000-0x0000000001D02000-memory.dmp

                                      Filesize

                                      8KB

                                    • memory/316-35-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-36-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-41-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-42-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-44-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-46-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-47-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-50-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-53-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-52-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-55-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-57-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-65-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-67-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-69-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-71-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-72-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-77-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-1-0x0000000000860000-0x000000000191A000-memory.dmp

                                      Filesize

                                      16.7MB

                                    • memory/316-86-0x0000000000400000-0x0000000000412000-memory.dmp

                                      Filesize

                                      72KB