Overview

overview

10

Static

static

2057616af9...d1.exe

windows7-x64

10

2057616af9...d1.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    198s
  • max time network
    241s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-11-2022 19:46

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General

  • Target

    2057616af9b56bc5f4c7e4ab1c33a2be5c092121af622b87f1468a722fc04ad1.exe

  • Size

    304KB

  • MD5

    9a1174fb32ed8aa6e98cde6b7be2fc30

  • SHA1

    0319ff3cc7a4da50dc92bad93d523dc3410cb0dc

  • SHA256

    2057616af9b56bc5f4c7e4ab1c33a2be5c092121af622b87f1468a722fc04ad1

  • SHA512

    cf367545fbc1831dff45d15604178eac77b052960d294ca9d077f4834467932311b86aed2a2f437300c9603eb8c3d85a8ac36a1fc8148db865942974c976c069

  • SSDEEP

    6144:5zty2epNT3bn7B/ZdgP8COz1BEKa4kXdU8i2:5ztMnrj7BZdgrOz1BEKwXd02

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

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 2 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 2 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 14 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\dwm.exe
    "dwm.exe"
    1⤵
      PID:312
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
        PID:2408
      • C:\Windows\System32\RuntimeBroker.exe
        C:\Windows\System32\RuntimeBroker.exe -Embedding
        1⤵
          PID:3436
        • C:\Windows\System32\RuntimeBroker.exe
          C:\Windows\System32\RuntimeBroker.exe -Embedding
          1⤵
            PID:4676
          • C:\Windows\System32\RuntimeBroker.exe
            C:\Windows\System32\RuntimeBroker.exe -Embedding
            1⤵
              PID:3732
            • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
              "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
              1⤵
                PID:3520
              • 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:3280
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
                    1⤵
                      PID:3076
                    • C:\Windows\Explorer.EXE
                      C:\Windows\Explorer.EXE
                      1⤵
                        PID:2560
                        • C:\Users\Admin\AppData\Local\Temp\2057616af9b56bc5f4c7e4ab1c33a2be5c092121af622b87f1468a722fc04ad1.exe
                          "C:\Users\Admin\AppData\Local\Temp\2057616af9b56bc5f4c7e4ab1c33a2be5c092121af622b87f1468a722fc04ad1.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:4932
                      • C:\Windows\system32\taskhostw.exe
                        taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
                        1⤵
                          PID:2744
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
                          1⤵
                            PID:2448
                          • C:\Windows\system32\fontdrvhost.exe
                            "fontdrvhost.exe"
                            1⤵
                              PID:792
                            • C:\Windows\system32\fontdrvhost.exe
                              "fontdrvhost.exe"
                              1⤵
                                PID:780

                              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

                              2
                              T1082

                              Lateral Movement

                              Collection

                              Exfiltration

                              Command and Control

                              Impact

                              Replay Monitor

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                              Downloads

                              • memory/4932-132-0x0000000000400000-0x000000000044D000-memory.dmp
                                Filesize

                                308KB

                                Download
                              • memory/4932-133-0x0000000002310000-0x00000000033CA000-memory.dmp
                                Filesize

                                16.7MB

                                Download
                              • memory/4932-134-0x0000000000400000-0x000000000044D000-memory.dmp
                                Filesize

                                308KB

                                Download
                              • memory/4932-135-0x0000000002310000-0x00000000033CA000-memory.dmp
                                Filesize

                                16.7MB

                                Download
                              • memory/4932-136-0x0000000002310000-0x00000000033CA000-memory.dmp
                                Filesize

                                16.7MB

                                Download