Analysis

  • max time kernel
    125s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 17:44

General

  • Target

    ac7965b2c5269f0978999f4f64c27c12.exe

  • Size

    100KB

  • MD5

    ac7965b2c5269f0978999f4f64c27c12

  • SHA1

    3e4afc3f6ded213e5a7a5844b7082b6dea70b6ab

  • SHA256

    2476950c46ebc8ff83fad5dd48bdc1cca527cd4d2f28581b16221eca63b23027

  • SHA512

    93730772d4caff999347bd1a2aa932e9195b5a15e3a5d28a66858e28c82e945df06331a3c1ce2ef73b05937bd987d352030ebb07c3fc32bce519acf70978f596

  • SSDEEP

    1536:Y6tihI16F0IcBf3ftZoF4BSYyEqEPgdFvzTWhVendlE0L6DwNtHi:YdmfvLoGydFzyWI0LbN

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 28 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 21 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 39 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1040
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:1428
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1092
        • C:\Windows\Explorer.EXE
          C:\Windows\Explorer.EXE
          1⤵
            PID:1084
            • C:\Users\Admin\AppData\Local\Temp\ac7965b2c5269f0978999f4f64c27c12.exe
              "C:\Users\Admin\AppData\Local\Temp\ac7965b2c5269f0978999f4f64c27c12.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 WriteProcessMemory
              • System policy modification
              PID:2860

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • F:\occwt.pif

                  Filesize

                  100KB

                  MD5

                  bc101f31b2eabf5b7817fc058082f14b

                  SHA1

                  2ad316b5d9d419b344d2085e985afa3cbc70526c

                  SHA256

                  e6aefc2810f7b605afcb862d11426b9c8379f940f061f84fa9074b7db65f46ad

                  SHA512

                  d338d6c53109e91cb8e484c5d7346929a71a9124aa067cf8d39b328e3dcaa868860e01d6441e981ec7c862444deb40a88568b60bbdd07576850411edac3817af

                • memory/1040-6-0x00000000001B0000-0x00000000001B2000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-31-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-32-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-5-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-8-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-11-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-13-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-18-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-21-0x0000000004560000-0x0000000004562000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-20-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-22-0x0000000004A70000-0x0000000004A71000-memory.dmp

                  Filesize

                  4KB

                • memory/2860-34-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-26-0x0000000004560000-0x0000000004562000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-27-0x0000000004A70000-0x0000000004A71000-memory.dmp

                  Filesize

                  4KB

                • memory/2860-28-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-29-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-30-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-4-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-0-0x0000000000400000-0x0000000000413000-memory.dmp

                  Filesize

                  76KB

                • memory/2860-23-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-35-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-36-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-38-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-40-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-48-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-50-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-52-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-54-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-56-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-58-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-65-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-67-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-69-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2860-80-0x0000000004560000-0x0000000004562000-memory.dmp

                  Filesize

                  8KB

                • memory/2860-2-0x0000000001CA0000-0x0000000002D2E000-memory.dmp

                  Filesize

                  16.6MB