Overview

overview

10

Static

static

4157a46edc...80.exe

windows7_x64

10

4157a46edc...80.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    42s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    08-07-2022 06:02

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General

  • Target

    4157a46edc6a5af77bee43c0b8dfc7c164e0814497970e67bbb8ec97f0feda80.exe

  • Size

    91KB

  • MD5

    2d3af90ec342bbe7d4d4e3eae8be9828

  • SHA1

    5b5a57484036eb89c1f9d4131e4c418e9fa9955e

  • SHA256

    4157a46edc6a5af77bee43c0b8dfc7c164e0814497970e67bbb8ec97f0feda80

  • SHA512

    12522f26a056a573f52846a73c3065c7c41595cae54a57dc9c63df3efd7cdb61c3fc49a74e95978a771a89ad9bd8b4322f64cbb9bdda001d53cf546c137a1d23

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/

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
  • Adds policy Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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 4 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\4157a46edc6a5af77bee43c0b8dfc7c164e0814497970e67bbb8ec97f0feda80.exe
    "C:\Users\Admin\AppData\Local\Temp\4157a46edc6a5af77bee43c0b8dfc7c164e0814497970e67bbb8ec97f0feda80.exe"
    1⤵
    • Modifies firewall policy service
    • UAC bypass
    • Windows security bypass
    • Windows security modification
    • Checks whether UAC is enabled
    • Enumerates connected drives
    • Maps connected drives based on registry
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1092
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Adds policy Run key to start application
      PID:2000
  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1272
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1248
      • 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

        3
        T1082

        Query Registry

        2
        T1012

        Peripheral Device Discovery

        2
        T1120

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1092-61-0x0000000000400000-0x0000000000418000-memory.dmp
          Filesize

          96KB

          Download
        • memory/1092-55-0x00000000006A0000-0x000000000172E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1092-56-0x0000000000400000-0x0000000000418000-memory.dmp
          Filesize

          96KB

          Download
        • memory/1092-57-0x00000000006A0000-0x000000000172E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1092-58-0x0000000000310000-0x0000000000312000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1092-59-0x0000000004810000-0x0000000004812000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1092-54-0x00000000765C1000-0x00000000765C3000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1092-63-0x00000000006A0000-0x000000000172E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/2000-60-0x0000000000000000-mapping.dmp
          Download
        • memory/2000-66-0x0000000000030000-0x000000000003C000-memory.dmp
          Filesize

          48KB

          Download
        • memory/2000-65-0x0000000000080000-0x0000000000084000-memory.dmp
          Filesize

          16KB

          Download
        • memory/2000-64-0x0000000000130000-0x0000000000138000-memory.dmp
          Filesize

          32KB

          Download
        • memory/2000-67-0x0000000000030000-0x000000000003C000-memory.dmp
          Filesize

          48KB

          Download