Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2024 11:33

General

  • Target

    9f15bfdacdeba4f7df88c6fc24b20b37c154fe9124d08b89c04451cf3f8a6609.exe

  • Size

    2.3MB

  • MD5

    dca1514d8af9ee15e70f76bbdc855712

  • SHA1

    7b954e7c1c4b5bf045d40c4a6e0a5c15b62bc4e8

  • SHA256

    9f15bfdacdeba4f7df88c6fc24b20b37c154fe9124d08b89c04451cf3f8a6609

  • SHA512

    995decff86d722799a23bf540ddee155b01fba386a218bc590bf1b0e7b5e18de14da632adda85534abfefb701420dec03cd14f0939323db3106a3e245b5b376a

  • SSDEEP

    49152:UiggggMKvHkuaxK3+AF1yUj7ZmkzKP/hVPLpRKXE7OPa:UcHkuao1yyNghhoPa

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 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 6 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
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:812
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:820
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:384
        • C:\Windows\system32\sihost.exe
          sihost.exe
          1⤵
            PID:2808
          • C:\Windows\system32\svchost.exe
            C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
            1⤵
              PID:2888
            • C:\Windows\system32\taskhostw.exe
              taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
              1⤵
                PID:3044
              • C:\Windows\Explorer.EXE
                C:\Windows\Explorer.EXE
                1⤵
                  PID:3436
                  • C:\Users\Admin\AppData\Local\Temp\9f15bfdacdeba4f7df88c6fc24b20b37c154fe9124d08b89c04451cf3f8a6609.exe
                    "C:\Users\Admin\AppData\Local\Temp\9f15bfdacdeba4f7df88c6fc24b20b37c154fe9124d08b89c04451cf3f8a6609.exe"
                    2⤵
                    • Modifies firewall policy service
                    • UAC bypass
                    • Windows security bypass
                    • Windows security modification
                    • Checks whether UAC is enabled
                    • Drops file in Windows directory
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    • System policy modification
                    PID:1704
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                  1⤵
                    PID:3580
                  • C:\Windows\system32\DllHost.exe
                    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                    1⤵
                      PID:3788
                    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                      1⤵
                        PID:3880
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:3940

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • memory/1704-0-0x0000000000400000-0x0000000000647000-memory.dmp

                          Filesize

                          2.3MB

                        • memory/1704-1-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB

                        • memory/1704-6-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB

                        • memory/1704-13-0x0000000000400000-0x0000000000647000-memory.dmp

                          Filesize

                          2.3MB

                        • memory/1704-8-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB

                        • memory/1704-5-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB

                        • memory/1704-4-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB

                        • memory/1704-3-0x0000000002490000-0x000000000354A000-memory.dmp

                          Filesize

                          16.7MB