Overview

overview

10

Static

static

b6c103fc7f...46.exe

windows7-x64

10

b6c103fc7f...46.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    134s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-11-2022 08:32

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General

  • Target

    b6c103fc7fa28a5b34bb76966f030e194764d5bfedba4d05a265747ae4860746.exe

  • Size

    847KB

  • MD5

    122818d2a6828767154fe6451cd532f0

  • SHA1

    78f0a915a40e7f253df98b01c74985ed0b47b5a9

  • SHA256

    b6c103fc7fa28a5b34bb76966f030e194764d5bfedba4d05a265747ae4860746

  • SHA512

    0dbcef9532a4392cd0685e8ddb9a4a592039c2d2fde041bc4b00324488db1d6af965eb536497d76e6cc850408ae3fea02dd68f67b17f333e440fb6ab61f1d78b

  • SSDEEP

    12288:ynkq1q9o3p3WIS6GBj99VzF6CUoX04ztGQ6Ek4XddqX9K5xVhsqfHRF:yK6G5/rUsftt6Ek4XdVAUHP

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 1 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:772
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:1012
      • C:\Windows\system32\fontdrvhost.exe
        "fontdrvhost.exe"
        1⤵
          PID:780
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:3440
          • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
            "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
            1⤵
              PID:3368
            • C:\Windows\system32\DllHost.exe
              C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
              1⤵
                PID:3268
              • C:\Windows\system32\svchost.exe
                C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                1⤵
                  PID:404
                • C:\Windows\Explorer.EXE
                  C:\Windows\Explorer.EXE
                  1⤵
                    PID:2632
                    • C:\Users\Admin\AppData\Local\Temp\b6c103fc7fa28a5b34bb76966f030e194764d5bfedba4d05a265747ae4860746.exe
                      "C:\Users\Admin\AppData\Local\Temp\b6c103fc7fa28a5b34bb76966f030e194764d5bfedba4d05a265747ae4860746.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 SetWindowsHookEx
                      • Suspicious use of WriteProcessMemory
                      • System policy modification
                      PID:4316
                  • C:\Windows\system32\taskhostw.exe
                    taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                    1⤵
                      PID:2848
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                      1⤵
                        PID:2660
                      • C:\Windows\system32\sihost.exe
                        sihost.exe
                        1⤵
                          PID:2588
                        • C:\Windows\system32\backgroundTaskHost.exe
                          "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
                          1⤵
                            PID:856
                          • C:\Windows\system32\backgroundTaskHost.exe
                            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                            1⤵
                              PID:1172
                            • C:\Windows\System32\RuntimeBroker.exe
                              C:\Windows\System32\RuntimeBroker.exe -Embedding
                              1⤵
                                PID:868
                              • C:\Windows\system32\backgroundTaskHost.exe
                                "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
                                1⤵
                                  PID:2044
                                • C:\Windows\System32\RuntimeBroker.exe
                                  C:\Windows\System32\RuntimeBroker.exe -Embedding
                                  1⤵
                                    PID:3696
                                  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                                    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                                    1⤵
                                      PID:3528

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

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                                    Downloads

                                    • memory/4316-132-0x0000000002460000-0x00000000034EE000-memory.dmp

                                      Filesize

                                      16.6MB

                                      Download

                                    • memory/4316-133-0x0000000000400000-0x00000000004D6000-memory.dmp

                                      Filesize

                                      856KB

                                      Download

                                    • memory/4316-134-0x0000000002460000-0x00000000034EE000-memory.dmp

                                      Filesize

                                      16.6MB

                                      Download

                                    • memory/4316-135-0x0000000000400000-0x00000000004D6000-memory.dmp

                                      Filesize

                                      856KB

                                      Download

                                    • memory/4316-136-0x0000000002460000-0x00000000034EE000-memory.dmp

                                      Filesize

                                      16.6MB

                                      Download