Analysis

  • max time kernel
    44s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2022 06:43

General

  • Target

    935d226f91449e4d243d56a373884a5faf919da723297ff232b1fe2eeb9b679c.exe

  • Size

    400KB

  • MD5

    abf9b15567a215088c8f20a0ce75b0fb

  • SHA1

    887d606c6b569e2e914c44978920da6ed39eb050

  • SHA256

    935d226f91449e4d243d56a373884a5faf919da723297ff232b1fe2eeb9b679c

  • SHA512

    aacdbb0b69d56b935e11ef161b7af6f2d1e58e3876ebf03d0dbd79e4d8829d115a446d4f28052292e283ae5d2a1b410bfe99f4883af30b8939d88f0164472ac9

  • SSDEEP

    12288:kSvkHGOfU0+BaSNaeP24r676z7vMuTZbJNMUZ0jtKsz:kz/IvM6ZbJNMUZ0jg

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 3 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 1 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 20 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\935d226f91449e4d243d56a373884a5faf919da723297ff232b1fe2eeb9b679c.exe
        "C:\Users\Admin\AppData\Local\Temp\935d226f91449e4d243d56a373884a5faf919da723297ff232b1fe2eeb9b679c.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:1348
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1068

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1348-54-0x0000000075601000-0x0000000075603000-memory.dmp

          Filesize

          8KB

        • memory/1348-55-0x0000000001FD0000-0x000000000305E000-memory.dmp

          Filesize

          16.6MB

        • memory/1348-56-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB

        • memory/1348-57-0x0000000000230000-0x000000000029B000-memory.dmp

          Filesize

          428KB

        • memory/1348-58-0x0000000001FD0000-0x000000000305E000-memory.dmp

          Filesize

          16.6MB

        • memory/1348-59-0x0000000000400000-0x000000000046B000-memory.dmp

          Filesize

          428KB

        • memory/1348-60-0x0000000000230000-0x000000000023D000-memory.dmp

          Filesize

          52KB

        • memory/1348-61-0x0000000001FD0000-0x000000000305E000-memory.dmp

          Filesize

          16.6MB