Analysis

  • max time kernel
    123s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    24-04-2024 00:23

General

  • Target

    3953d9fb50481c4c1ac15d7032a6977551764743f84d94d10f5202be164f00f2.exe

  • Size

    1.9MB

  • MD5

    0249e536946ecdee7fc96462981f9051

  • SHA1

    f8d57ca34b945114ab12e9d6ab72f798ed9fe101

  • SHA256

    3953d9fb50481c4c1ac15d7032a6977551764743f84d94d10f5202be164f00f2

  • SHA512

    1893ea7fb7e60a507962ed7efb620478f734f230f1b1f8a6a8541f79dec575dff852b74363048661b9a7de3106593d190846e7edd42da9ba31125fc249497f5d

  • SSDEEP

    49152:BM3dbEnmZgJH6iADNsNn/3JQErFu/fEHHhF/poL9WpTo5pp9P:BOdbEnMgJaB5mn/3JQf/snXpi9WpToZt

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
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • UPX packed file 31 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 20 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1132
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1188
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\3953d9fb50481c4c1ac15d7032a6977551764743f84d94d10f5202be164f00f2.exe
            "C:\Users\Admin\AppData\Local\Temp\3953d9fb50481c4c1ac15d7032a6977551764743f84d94d10f5202be164f00f2.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops autorun.inf file
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2784
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1912

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Initial Access

          Replication Through Removable Media

          1
          T1091

          Persistence

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Privilege Escalation

          Create or Modify System Process

          1
          T1543

          Windows Service

          1
          T1543.003

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Defense Evasion

          Modify Registry

          5
          T1112

          Abuse Elevation Control Mechanism

          1
          T1548

          Bypass User Account Control

          1
          T1548.002

          Impair Defenses

          3
          T1562

          Disable or Modify Tools

          3
          T1562.001

          Discovery

          System Information Discovery

          2
          T1082

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          Lateral Movement

          Replication Through Removable Media

          1
          T1091

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\tjqiq.exe
            Filesize

            96KB

            MD5

            7efffe6f42820e6e90a913f7c36b6c7c

            SHA1

            4661e0cff3e9ac28a5223a0c46b2da3e5c5d25d4

            SHA256

            74358e23fc832f8fe0add1bee5e3c61b2a0c156c6566349a891d1993bd25b8b7

            SHA512

            39af8da45554743c8b335041ab58feaabbaeef2282249dbe0a86451ce1afc0f172dee05f3c376cda90288cf0d72aef328f04aebdeace3ebd981ebb7d6efa104b

          • memory/1132-9-0x00000000000F0000-0x00000000000F2000-memory.dmp
            Filesize

            8KB

          • memory/2784-27-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-73-0x0000000000790000-0x0000000000792000-memory.dmp
            Filesize

            8KB

          • memory/2784-5-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-29-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-6-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-3-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-8-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-10-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-21-0x0000000000790000-0x0000000000792000-memory.dmp
            Filesize

            8KB

          • memory/2784-20-0x0000000002060000-0x0000000002061000-memory.dmp
            Filesize

            4KB

          • memory/2784-19-0x0000000000790000-0x0000000000792000-memory.dmp
            Filesize

            8KB

          • memory/2784-12-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-22-0x0000000000790000-0x0000000000792000-memory.dmp
            Filesize

            8KB

          • memory/2784-24-0x0000000002060000-0x0000000002061000-memory.dmp
            Filesize

            4KB

          • memory/2784-25-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-26-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-1-0x0000000000400000-0x00000000006E5000-memory.dmp
            Filesize

            2.9MB

          • memory/2784-28-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-7-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-4-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-33-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-32-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-35-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-37-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-39-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-41-0x0000000000400000-0x00000000006E5000-memory.dmp
            Filesize

            2.9MB

          • memory/2784-46-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-48-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-50-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-52-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-54-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-56-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-58-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-60-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-62-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-31-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB

          • memory/2784-0-0x0000000002230000-0x00000000032BE000-memory.dmp
            Filesize

            16.6MB