Analysis

  • max time kernel
    31s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 09:23

General

  • Target

    bda47cb88a48f31ac634674222808ec9bfe4568bc82b4f819729e99d431559b4.dll

  • Size

    120KB

  • MD5

    9fd28873db3342625b527a1d61f360d6

  • SHA1

    ec2bb16eef41f0a0248fb7b7aff8e88822d63d36

  • SHA256

    bda47cb88a48f31ac634674222808ec9bfe4568bc82b4f819729e99d431559b4

  • SHA512

    405c69411a64bb48b2cc90ff395235b9e32c29431a9b2f7a55c1b155a5db4367174b13658783ae890788b33d5acbd87230db446afbc253ab846ed9ee9ef098ce

  • SSDEEP

    3072:Z8uNklEpmdravCSd/whrcqAB2JTOnkdNPrEhvwUSZ:Z8nl1sCSJOr+BCOA0vIZ

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 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 14 IoCs

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

  • UPX packed file 27 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 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2724
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:3088
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3168
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3452
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\bda47cb88a48f31ac634674222808ec9bfe4568bc82b4f819729e99d431559b4.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:3580
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\bda47cb88a48f31ac634674222808ec9bfe4568bc82b4f819729e99d431559b4.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:4288
                      • C:\Users\Admin\AppData\Local\Temp\e5e279a.exe
                        C:\Users\Admin\AppData\Local\Temp\e5e279a.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • 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 WriteProcessMemory
                        • System policy modification
                        PID:2296
                      • C:\Users\Admin\AppData\Local\Temp\e5e28e3.exe
                        C:\Users\Admin\AppData\Local\Temp\e5e28e3.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1780
                      • C:\Users\Admin\AppData\Local\Temp\e5e5523.exe
                        C:\Users\Admin\AppData\Local\Temp\e5e5523.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • 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 WriteProcessMemory
                        • System policy modification
                        PID:3892
                      • C:\Users\Admin\AppData\Local\Temp\e5e5532.exe
                        C:\Users\Admin\AppData\Local\Temp\e5e5532.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:2204
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3568
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3744
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3860
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3956
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4056
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:3476
                            • 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:3976
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4520

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Temp\e5e279a.exe

                                  Filesize

                                  97KB

                                  MD5

                                  d220674b34170149626156d20759227e

                                  SHA1

                                  f9cccbf7f88573fa778560de0080f153f9bf504f

                                  SHA256

                                  a2d19115ab21ed5815b5f476524f7fe78091633958bb84abd6336df4e6138317

                                  SHA512

                                  4c33e081fc1dd6bd2900947899ab1baecce7b2c24f6b21218ed846e1e847f34c47cf219b412b71f29d65bdb9c992b364026127c0bdc43a164e7c0629bb466d08

                                • C:\Windows\SYSTEM.INI

                                  Filesize

                                  257B

                                  MD5

                                  b1b2a248626d4aeb5f5d29537c028cad

                                  SHA1

                                  042fa1ae55fe14f17645d932f2baa5fca2699831

                                  SHA256

                                  cdd8e1e0ce00f243c377490e1de686f85181cdb33bf92e4fd1d0e7f03e0bf2b0

                                  SHA512

                                  88fd8839ee0f13c6c27dc7960ed4cc3e7dd7a63b38cfd4db7e4bb819bdd80a6820c955d306cf0ae609d9a8fccae74b6d27e7773a7819fc98972e06d03a6855e6

                                • memory/1780-41-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/1780-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1780-97-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/1780-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1780-42-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/1780-43-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2204-157-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2296-65-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-73-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2296-6-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-23-0x0000000001C40000-0x0000000001C42000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2296-29-0x0000000001C40000-0x0000000001C42000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2296-19-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-22-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-30-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-32-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-33-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-34-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-35-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-36-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-37-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-38-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-93-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/2296-8-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-10-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-9-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-45-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-74-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-57-0x0000000001C40000-0x0000000001C42000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/2296-59-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-60-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-62-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-63-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-15-0x0000000001C50000-0x0000000001C51000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/2296-68-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-69-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/2296-11-0x0000000000740000-0x00000000017FA000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3892-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3892-113-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/3892-153-0x0000000000400000-0x0000000000412000-memory.dmp

                                  Filesize

                                  72KB

                                • memory/3892-158-0x00000000007B0000-0x000000000186A000-memory.dmp

                                  Filesize

                                  16.7MB

                                • memory/4288-1-0x0000000010000000-0x0000000010020000-memory.dmp

                                  Filesize

                                  128KB

                                • memory/4288-20-0x0000000000840000-0x0000000000842000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-44-0x0000000000840000-0x0000000000842000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-16-0x0000000000840000-0x0000000000842000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-12-0x0000000000840000-0x0000000000842000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4288-13-0x00000000008A0000-0x00000000008A1000-memory.dmp

                                  Filesize

                                  4KB