Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    18-05-2024 17:31

General

  • Target

    e3e5a26fe090b0e8f2b421f893844c1d6ce74c2d9ca76723a0df637d9163c32f.exe

  • Size

    65KB

  • MD5

    1baa53feacb12acc8e522e61e43f2290

  • SHA1

    64db0f70c974ea2d75f573f36a35ff49d0113e14

  • SHA256

    e3e5a26fe090b0e8f2b421f893844c1d6ce74c2d9ca76723a0df637d9163c32f

  • SHA512

    cb3b3c9666756d6b8381e9b2019be5e46df44c2ebe77f2f4c3fca219527541d71573c16d13d147e47805dd6761ea8f336ebda38a38f4576617934d05df9976b1

  • SSDEEP

    1536:Er4Dnn2QZ8JLzcjzcwFPV4J0GVV5UwUYS7ObP3:Ek72QZ89IcgPCFQr7I3

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
  • 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 32 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 15 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1116
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1180
          • C:\Users\Admin\AppData\Local\Temp\e3e5a26fe090b0e8f2b421f893844c1d6ce74c2d9ca76723a0df637d9163c32f.exe
            "C:\Users\Admin\AppData\Local\Temp\e3e5a26fe090b0e8f2b421f893844c1d6ce74c2d9ca76723a0df637d9163c32f.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2376
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1560

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          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

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1052-18-0x0000000001F90000-0x0000000001F92000-memory.dmp
            Filesize

            8KB

          • memory/2376-36-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-72-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-9-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-11-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-12-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-31-0x0000000001970000-0x0000000001972000-memory.dmp
            Filesize

            8KB

          • memory/2376-32-0x0000000001970000-0x0000000001972000-memory.dmp
            Filesize

            8KB

          • memory/2376-30-0x0000000003BA0000-0x0000000003BA1000-memory.dmp
            Filesize

            4KB

          • memory/2376-10-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-27-0x0000000003BA0000-0x0000000003BA1000-memory.dmp
            Filesize

            4KB

          • memory/2376-26-0x0000000001970000-0x0000000001972000-memory.dmp
            Filesize

            8KB

          • memory/2376-2-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-7-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-37-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-4-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-8-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-33-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-35-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-78-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-5-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-6-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-39-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-40-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-42-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-41-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-44-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-46-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-51-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-54-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-55-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-60-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-61-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-64-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-0-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB

          • memory/2376-73-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-75-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-77-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-34-0x00000000006D0000-0x000000000178A000-memory.dmp
            Filesize

            16.7MB

          • memory/2376-97-0x0000000000400000-0x0000000000412000-memory.dmp
            Filesize

            72KB