Overview

overview

10

Static

static

f4152bcc5b...5e.exe

windows7-x64

10

f4152bcc5b...5e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    87s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1140
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1264
        • 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:1580
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
          PID:1200

        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

        Loading Replay Monitor...

        Downloads

        • memory/1580-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1580-55-0x0000000001ED0000-0x0000000002F5E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1580-56-0x0000000000400000-0x000000000041F000-memory.dmp
          Filesize

          124KB

          Download
        • memory/1580-57-0x0000000001ED0000-0x0000000002F5E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1580-58-0x0000000000730000-0x0000000000732000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1580-59-0x0000000000400000-0x000000000041F000-memory.dmp
          Filesize

          124KB

          Download
        • memory/1580-60-0x0000000001ED0000-0x0000000002F5E000-memory.dmp
          Filesize

          16.6MB

          Download