Analysis

  • max time kernel
    104s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-12-2024 08:54

General

  • Target

    33501352df080a7fa9e9137809c85ffe19591e2db5f910a7eb9a12533de1082aN.dll

  • Size

    120KB

  • MD5

    c6214d6ed5757412b78d8e958217e0c0

  • SHA1

    9bd25bd78eb520cb651c9342787cca9370e65560

  • SHA256

    33501352df080a7fa9e9137809c85ffe19591e2db5f910a7eb9a12533de1082a

  • SHA512

    3aa9ade4694e357994ac34527f4fbdab22de6f7c7a67e11ad12e3714950f6e522450fcaef3704bec8442cbc8f18c15cdf2da8c469c23db4e7fd435660eeefe20

  • SSDEEP

    3072:BPecF/pvjQ4U7rHnHEGaIu6/i7oC/QSfg1:BPecFBMPHHHEGaIL/i7PIO

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 32 IoCs

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

  • Drops file in Program Files directory 4 IoCs
  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 55 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:776
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:784
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2652
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2660
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2832
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3504
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\33501352df080a7fa9e9137809c85ffe19591e2db5f910a7eb9a12533de1082aN.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:4396
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\33501352df080a7fa9e9137809c85ffe19591e2db5f910a7eb9a12533de1082aN.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:2500
                      • C:\Users\Admin\AppData\Local\Temp\e578eb3.exe
                        C:\Users\Admin\AppData\Local\Temp\e578eb3.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 Program Files directory
                        • 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:4776
                      • C:\Users\Admin\AppData\Local\Temp\e578fec.exe
                        C:\Users\Admin\AppData\Local\Temp\e578fec.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3668
                      • C:\Users\Admin\AppData\Local\Temp\e57aa0b.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aa0b.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:1032
                      • C:\Users\Admin\AppData\Local\Temp\e57aa2a.exe
                        C:\Users\Admin\AppData\Local\Temp\e57aa2a.exe
                        4⤵
                        • Modifies firewall policy service
                        • UAC bypass
                        • Windows security bypass
                        • Executes dropped EXE
                        • Windows security modification
                        • Checks whether UAC is enabled
                        • Drops file in Windows directory
                        • System Location Discovery: System Language Discovery
                        • System policy modification
                        PID:4716
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3636
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3820
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3912
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3980
                        • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                          "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                          1⤵
                            PID:4060
                          • C:\Windows\System32\RuntimeBroker.exe
                            C:\Windows\System32\RuntimeBroker.exe -Embedding
                            1⤵
                              PID:4132
                            • 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:5112
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:4980
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3276

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e578eb3.exe

                                    Filesize

                                    97KB

                                    MD5

                                    d8c0dbfff9cae8e002f0555fcb880648

                                    SHA1

                                    79f13f3ff82ac4caba479441ed293874e37f2d58

                                    SHA256

                                    bddf45ce9d131f18f8f72d256651f5b4f6b1da58360b79eeb49fdc6a3a6c0057

                                    SHA512

                                    09dd4911e7e91ff01346cbe900f1bb3d85b0e05277ca7bce6b5fbf2bd80d37190d39845e3e4854e7a276199c7d892e1703a2e6c97ac223e08420486ba513bf39

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    256B

                                    MD5

                                    e6715099e4affcbaf0bbd935aa8eceed

                                    SHA1

                                    2d9c7c4005febd1c723cb6232954d3924ca654b2

                                    SHA256

                                    05664bc709348fcee8cef6fa328527bfc48df015b8dc802dce25eb29f2a6219b

                                    SHA512

                                    4e8b1aa6f3a749bb1eac418bc60b7da6a9f159ea64db241fa67ce046ac60d636b9cd35a22fe29d1adc66987b03231fdebbfdfa33abd4424c2873f3caab85b109

                                  • memory/1032-94-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1032-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1032-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/1032-70-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/1032-54-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/1032-122-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2500-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/2500-32-0x00000000023C0000-0x00000000023C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2500-22-0x00000000023C0000-0x00000000023C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2500-18-0x00000000023C0000-0x00000000023C2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2500-19-0x00000000025B0000-0x00000000025B1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3668-118-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3668-69-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3668-89-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3668-63-0x0000000000570000-0x0000000000571000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3668-64-0x00000000001F0000-0x00000000001F2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4716-138-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4716-68-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4716-95-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4716-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4716-137-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4716-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4716-135-0x0000000000B50000-0x0000000001C0A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4716-56-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4776-57-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-81-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-55-0x0000000000770000-0x0000000000772000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4776-41-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-38-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-59-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-61-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-39-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-37-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-36-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-35-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-10-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-8-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-9-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-14-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-75-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-17-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-76-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-79-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-42-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-83-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-85-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-87-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-21-0x0000000000780000-0x0000000000781000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/4776-90-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-92-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-12-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-15-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-102-0x0000000000770000-0x0000000000772000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4776-29-0x0000000000770000-0x0000000000772000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4776-114-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/4776-97-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-31-0x0000000000770000-0x0000000000772000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/4776-28-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-16-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-11-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/4776-4-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB