Overview

overview

10

Static

static

1

7a324e3a80...a9.exe

windows7-x64

10

7a324e3a80...a9.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    111s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2022, 23:33

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General

  • Target

    7a324e3a80f4cb38cc856fed6db319d87e3c94d58593f698e6bf08b5aa22cda9.exe

  • Size

    129KB

  • MD5

    6986a83dd68289384e72de165f02e230

  • SHA1

    c5d29562108269d0e3415c8bb0e357ee9a056afe

  • SHA256

    7a324e3a80f4cb38cc856fed6db319d87e3c94d58593f698e6bf08b5aa22cda9

  • SHA512

    ec98cf38e8ef6787ad030252b2435892a800bcdf38a401079d33519b62d84945a953067478eb39dfecc46d9089da4b7f069e57ac5681529812a401b674ea0f07

  • SSDEEP

    3072:NQIvRTXJSceAJYmmHruVIWTsb0x1+VKqWlWLm:NHUmOmKruVI9PVK1Km

Score
10/10
salitybackdoorevasiontrojanupx

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

http://www.klkjwre9fqwieluoi.info/

http://kukutrustnet777888.info/

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
    evasion
  • Sality

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

    backdoorsality
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 6 IoCs
    evasiontrojan
  • UPX packed file 3 IoCs

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

    upx
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:1016
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:788
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:3524
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:3444
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3292
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                1⤵
                  PID:3096
                • C:\Windows\Explorer.EXE
                  C:\Windows\Explorer.EXE
                  1⤵
                    PID:2724
                    • C:\Users\Admin\AppData\Local\Temp\7a324e3a80f4cb38cc856fed6db319d87e3c94d58593f698e6bf08b5aa22cda9.exe
                      "C:\Users\Admin\AppData\Local\Temp\7a324e3a80f4cb38cc856fed6db319d87e3c94d58593f698e6bf08b5aa22cda9.exe"
                      2⤵
                      • Modifies firewall policy service
                      • UAC bypass
                      • Windows security bypass
                      • Windows security modification
                      • Checks whether UAC is enabled
                      • Enumerates connected drives
                      • Drops file in Windows directory
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:1796
                  • C:\Windows\system32\taskhostw.exe
                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                    1⤵
                      PID:2608
                    • C:\Windows\system32\backgroundTaskHost.exe
                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                      1⤵
                        PID:4960
                      • C:\Windows\System32\RuntimeBroker.exe
                        C:\Windows\System32\RuntimeBroker.exe -Embedding
                        1⤵
                          PID:4852
                        • C:\Windows\System32\RuntimeBroker.exe
                          C:\Windows\System32\RuntimeBroker.exe -Embedding
                          1⤵
                            PID:3888
                          • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                            "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                            1⤵
                              PID:3608
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                              1⤵
                                PID:2376
                              • C:\Windows\system32\sihost.exe
                                sihost.exe
                                1⤵
                                  PID:2336
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3604

                                  Network

                                        MITRE ATT&CK Enterprise v6

                                        Replay Monitor

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                                        Downloads

                                        • memory/1796-132-0x0000000000400000-0x0000000000444000-memory.dmp

                                          Filesize

                                          272KB

                                          Download

                                        • memory/1796-133-0x00000000022B0000-0x000000000333E000-memory.dmp

                                          Filesize

                                          16.6MB

                                          Download

                                        • memory/1796-134-0x00000000022B0000-0x000000000333E000-memory.dmp

                                          Filesize

                                          16.6MB

                                          Download

                                        • memory/1796-135-0x0000000000400000-0x0000000000444000-memory.dmp

                                          Filesize

                                          272KB

                                          Download

                                        • memory/1796-136-0x00000000022B0000-0x000000000333E000-memory.dmp

                                          Filesize

                                          16.6MB

                                          Download