Overview

overview

10

Static

static

f4152bcc5b...5e.exe

windows7-x64

10

f4152bcc5b...5e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    101s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 17:03

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General

  • Target

    f4152bcc5bafdf42a9a570f8141ca70d826e5cc695e3c13c5eeb1d805f6fdf5e.exe

  • Size

    120KB

  • MD5

    42d1ec66defdf6010e357617be712540

  • SHA1

    27e68a6fd65b2b705ea79ddbed1fc7e9d0808f3a

  • SHA256

    f4152bcc5bafdf42a9a570f8141ca70d826e5cc695e3c13c5eeb1d805f6fdf5e

  • SHA512

    6c4f7b774691b516a2fa70dbfdaf691acb7f6dcc7f462d8dd11ef759baca435b94ba6bac0762d8240796a9f36beceac1808975d3dfc2a7adbdfc3b8f20be9541

  • SSDEEP

    1536:++lcoSU7DpPLLmo/7boC0q96fjDzRKfBhc3qfO01nILWmnt+D7Fe:++lcoSspPDboC0q9eDzRwQ3b0ot+Fe

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
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Disables Task Manager via registry modification
    evasion
  • 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
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:764
    • C:\Windows\system32\dwm.exe
      "dwm.exe"
      1⤵
        PID:1008
      • C:\Windows\system32\sihost.exe
        sihost.exe
        1⤵
          PID:2348
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:3516
          • C:\Windows\system32\backgroundTaskHost.exe
            "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
            1⤵
              PID:456
            • C:\Windows\System32\RuntimeBroker.exe
              C:\Windows\System32\RuntimeBroker.exe -Embedding
              1⤵
                PID:4736
              • C:\Windows\System32\RuntimeBroker.exe
                C:\Windows\System32\RuntimeBroker.exe -Embedding
                1⤵
                  PID:3808
                • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
                  "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
                  1⤵
                    PID:3596
                  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
                    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
                    1⤵
                      PID:3376
                    • C:\Windows\system32\DllHost.exe
                      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
                      1⤵
                        PID:3280
                      • C:\Windows\system32\svchost.exe
                        C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                        1⤵
                          PID:3080
                        • C:\Windows\Explorer.EXE
                          C:\Windows\Explorer.EXE
                          1⤵
                            PID:2520
                            • C:\Users\Admin\AppData\Local\Temp\f4152bcc5bafdf42a9a570f8141ca70d826e5cc695e3c13c5eeb1d805f6fdf5e.exe
                              "C:\Users\Admin\AppData\Local\Temp\f4152bcc5bafdf42a9a570f8141ca70d826e5cc695e3c13c5eeb1d805f6fdf5e.exe"
                              2⤵
                              • Modifies firewall policy service
                              • UAC bypass
                              • Windows security bypass
                              • Disables RegEdit via registry modification
                              • 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:4104
                          • C:\Windows\system32\taskhostw.exe
                            taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                            1⤵
                              PID:2492
                            • C:\Windows\system32\svchost.exe
                              C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                              1⤵
                                PID:2388
                              • C:\Windows\system32\fontdrvhost.exe
                                "fontdrvhost.exe"
                                1⤵
                                  PID:768

                                Network

                                MITRE ATT&CK Matrix ATT&CK v6

                                Initial Access

                                Execution

                                Persistence

                                Modify Existing Service

                                1
                                T1031

                                Privilege Escalation

                                Bypass User Account Control

                                1
                                T1088

                                Defense Evasion

                                Modify Registry

                                5
                                T1112

                                Bypass User Account Control

                                1
                                T1088

                                Disabling Security Tools

                                3
                                T1089

                                Credential Access

                                Discovery

                                System Information Discovery

                                1
                                T1082

                                Lateral Movement

                                Collection

                                Exfiltration

                                Command and Control

                                Impact

                                Replay Monitor

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                                Downloads

                                • memory/4104-132-0x0000000000400000-0x000000000041F000-memory.dmp
                                  Filesize

                                  124KB

                                  Download
                                • memory/4104-133-0x0000000002300000-0x000000000338E000-memory.dmp
                                  Filesize

                                  16.6MB

                                  Download
                                • memory/4104-134-0x0000000002300000-0x000000000338E000-memory.dmp
                                  Filesize

                                  16.6MB

                                  Download
                                • memory/4104-135-0x0000000000400000-0x000000000041F000-memory.dmp
                                  Filesize

                                  124KB

                                  Download
                                • memory/4104-136-0x0000000002300000-0x000000000338E000-memory.dmp
                                  Filesize

                                  16.6MB

                                  Download