Analysis

  • max time kernel
    94s
  • max time network
    96s
  • 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 09:58

General

  • Target

    91f1465d2e0bc9194558018f5d76ee67585ab9a5cacc4af76aad8a8b5e54c792.dll

  • Size

    120KB

  • MD5

    d40c1410cd2c9bfd68935cf2d1d2aa93

  • SHA1

    15e89c3e1779f6c0f062e263de2695adbac718d1

  • SHA256

    91f1465d2e0bc9194558018f5d76ee67585ab9a5cacc4af76aad8a8b5e54c792

  • SHA512

    3fbd0759f9f439133e3540509b10d891f98feb1c3e4674121dc9d11b0ed22063693c620f9132b8438cdc69184df6419e77b46738a50e57ff6815e1fc1f51fa6e

  • SSDEEP

    3072:DsQ+oxdyoCE8n1YSFBB6DNKPfnGH8uwCK3:n9CE8nRb6D42H6P3

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 12 IoCs

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

  • UPX packed file 30 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 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:64
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2564
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2612
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:2948
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3388
                  • C:\Windows\system32\rundll32.exe
                    rundll32.exe C:\Users\Admin\AppData\Local\Temp\91f1465d2e0bc9194558018f5d76ee67585ab9a5cacc4af76aad8a8b5e54c792.dll,#1
                    2⤵
                    • Suspicious use of WriteProcessMemory
                    PID:2796
                    • C:\Windows\SysWOW64\rundll32.exe
                      rundll32.exe C:\Users\Admin\AppData\Local\Temp\91f1465d2e0bc9194558018f5d76ee67585ab9a5cacc4af76aad8a8b5e54c792.dll,#1
                      3⤵
                      • System Location Discovery: System Language Discovery
                      • Suspicious use of WriteProcessMemory
                      PID:880
                      • C:\Users\Admin\AppData\Local\Temp\e576c95.exe
                        C:\Users\Admin\AppData\Local\Temp\e576c95.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:372
                      • C:\Users\Admin\AppData\Local\Temp\e576dcd.exe
                        C:\Users\Admin\AppData\Local\Temp\e576dcd.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3596
                      • C:\Users\Admin\AppData\Local\Temp\e5791d0.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791d0.exe
                        4⤵
                        • Executes dropped EXE
                        • System Location Discovery: System Language Discovery
                        PID:3384
                      • C:\Users\Admin\AppData\Local\Temp\e5791ef.exe
                        C:\Users\Admin\AppData\Local\Temp\e5791ef.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
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        • System policy modification
                        PID:2956
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3552
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3760
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3856
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3924
                        • 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:3544
                            • 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:4916
                              • C:\Windows\System32\RuntimeBroker.exe
                                C:\Windows\System32\RuntimeBroker.exe -Embedding
                                1⤵
                                  PID:1460
                                • C:\Windows\system32\backgroundTaskHost.exe
                                  "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                                  1⤵
                                    PID:3488

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Temp\e576c95.exe

                                    Filesize

                                    97KB

                                    MD5

                                    c7a703584ec8786beb1983c1aa601f0d

                                    SHA1

                                    188b974f824e2c1eba89dcbe2c6e830b9516e3d6

                                    SHA256

                                    30c3c27d539d478593afeb3ef93f0f0b2a6450c47eb818abb8267394fcab39d1

                                    SHA512

                                    85019b4cdc94461c1ae075415a075d6157d7b57868199cf1541c4f21b17337bca43ce4b6cb8f7a5265879ce22cfd6284e5811a8650d81a431c33408a32d18335

                                  • C:\Windows\SYSTEM.INI

                                    Filesize

                                    257B

                                    MD5

                                    ce507bf96eb1bdce1b8c2ffcce25df0c

                                    SHA1

                                    461b359b130d7cf8c495ee9f679e09393bb656c2

                                    SHA256

                                    839e32af0030f15a8a4a9be64efc9997038400c3121bc5b53481fe1aff4fd76c

                                    SHA512

                                    a56eb8e52802799caec88faeb054b9e0a8ad0126814b9aa3e5eec1b23fa110d0caa1bc5546f6dda500bd2878c84f4a6d6c99efc165af2c45219e79feb40d79ad

                                  • memory/372-15-0x0000000000680000-0x0000000000681000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/372-5-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/372-6-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-25-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/372-9-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-90-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-111-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/372-33-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-34-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-26-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-35-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-36-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-104-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/372-29-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/372-93-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-10-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-75-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-8-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-11-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-19-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-87-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-37-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-38-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-39-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-40-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-41-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-44-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-85-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-84-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-58-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-81-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-79-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-78-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/372-70-0x0000000000670000-0x0000000000672000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/372-74-0x0000000000890000-0x000000000194A000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/880-28-0x0000000000B80000-0x0000000000B82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/880-12-0x0000000000B80000-0x0000000000B82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/880-13-0x0000000000B90000-0x0000000000B91000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/880-18-0x0000000000B80000-0x0000000000B82000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/880-0-0x0000000010000000-0x0000000010020000-memory.dmp

                                    Filesize

                                    128KB

                                  • memory/880-32-0x0000000000680000-0x0000000000683000-memory.dmp

                                    Filesize

                                    12KB

                                  • memory/2956-69-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2956-92-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2956-66-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/2956-73-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/2956-59-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2956-131-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/2956-145-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/2956-144-0x0000000000B40000-0x0000000001BFA000-memory.dmp

                                    Filesize

                                    16.7MB

                                  • memory/3384-51-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3384-119-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3384-72-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3384-68-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3384-64-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3596-71-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB

                                  • memory/3596-30-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3596-115-0x0000000000400000-0x0000000000412000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3596-62-0x00000000001F0000-0x00000000001F1000-memory.dmp

                                    Filesize

                                    4KB

                                  • memory/3596-67-0x00000000001E0000-0x00000000001E2000-memory.dmp

                                    Filesize

                                    8KB