Overview

overview

10

Static

static

905adf72b0...02.exe

windows7-x64

10

905adf72b0...02.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    188s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 17:16

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General

  • Target

    905adf72b0c7d71ac4c117a82834da0144d125b60d727616acd44e98b9e45302.exe

  • Size

    348KB

  • MD5

    56d20bef1935607f90b5b9ec3ea42798

  • SHA1

    fac71455763fc218953ebf1431bd8d15857a5eb1

  • SHA256

    905adf72b0c7d71ac4c117a82834da0144d125b60d727616acd44e98b9e45302

  • SHA512

    0c143ce56654db3a4bf7247580ee5766f16c17b2b605f10365768b250730f057b85ed4b3c671cdc73e68af84150b3d6267f1a1ed58a71e1a5953dc267bae02f5

  • SSDEEP

    6144:LrGABDkpgFSiFng5IN7th9B1BU7Yt15Sl950w:LrGABIgjngGY8t16ew

Score
10/10
salitybackdoorevasionpersistencetrojanupx

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/

http://klkjwre77638dfqwieuoi888.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
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in Program Files directory 4 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1228
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1284
        • C:\Users\Admin\AppData\Local\Temp\905adf72b0c7d71ac4c117a82834da0144d125b60d727616acd44e98b9e45302.exe
          "C:\Users\Admin\AppData\Local\Temp\905adf72b0c7d71ac4c117a82834da0144d125b60d727616acd44e98b9e45302.exe"
          2⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • Disables RegEdit via registry modification
          • Windows security modification
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:1208
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1140

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Modify Existing Service

        1
        T1031

        Registry Run Keys / Startup Folder

        1
        T1060

        Privilege Escalation

        Bypass User Account Control

        1
        T1088

        Defense Evasion

        Modify Registry

        6
        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/1208-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1208-55-0x0000000001D80000-0x0000000002E0E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1208-56-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

          Download
        • memory/1208-57-0x0000000001D80000-0x0000000002E0E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1208-58-0x0000000002F30000-0x0000000002F32000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1208-59-0x0000000001D80000-0x0000000002E0E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1208-60-0x0000000002F30000-0x0000000002F32000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1208-61-0x0000000000400000-0x0000000000459000-memory.dmp
          Filesize

          356KB

          Download