Resubmissions

25-01-2025 21:22

250125-z7wl8azrfv 10

Analysis

  • max time kernel
    123s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2025 21:22

General

  • Target

    JaffaCakes118_2fc1ecad8ba5296db52d08df27c5f253.exe

  • Size

    127KB

  • MD5

    2fc1ecad8ba5296db52d08df27c5f253

  • SHA1

    9a25eefc15bb50ba3ee8a6a97116ebeb1d809123

  • SHA256

    8ebb321206ac0c7048fcc877d0a7541ed365cb1c6bfaef9c8a35dedf1031ec77

  • SHA512

    b6778089ecabe33e989aa8fb80bf56cef4ea980f3165f2c96d135397c6d0882e23fadf86f956c4fd522058cebe47daaf56a694eb77f74eb95ccc188bfc815c6f

  • SSDEEP

    3072:l/a1XiUHOBGCXu+QTDXugOU3C2CB2YmRI0ah:l/mrHOBunVOGCBNmR0h

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 3 TTPs 3 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • 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.

  • UPX packed file 27 IoCs

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

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fc1ecad8ba5296db52d08df27c5f253.exe
            "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fc1ecad8ba5296db52d08df27c5f253.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
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:2044
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1576

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\smaxfk.exe

            Filesize

            100KB

            MD5

            4895e43951fdc16b2e774afc01dbfa52

            SHA1

            743b64a86127c400632056f8568183922a24488f

            SHA256

            61e1f14e1eb5a503ba4a541816d3e50fc559bc7a6982db1260900c1ebe7b8228

            SHA512

            d899ddf1c4a51100259abd9970e24f9a52aa9dcc7ee732dc910e5b22686e7dffde8151b2407f1c20f9908eebe55dc32cba37897dc81cf3e1b5505729742550a3

          • memory/1112-8-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/2044-31-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-17-0x0000000003880000-0x0000000003881000-memory.dmp

            Filesize

            4KB

          • memory/2044-20-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-16-0x0000000000720000-0x0000000000722000-memory.dmp

            Filesize

            8KB

          • memory/2044-21-0x0000000003880000-0x0000000003881000-memory.dmp

            Filesize

            4KB

          • memory/2044-4-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-22-0x0000000000720000-0x0000000000722000-memory.dmp

            Filesize

            8KB

          • memory/2044-7-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-0-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/2044-5-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-6-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-25-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-26-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-24-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-28-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-27-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-29-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-30-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-23-0x0000000000720000-0x0000000000722000-memory.dmp

            Filesize

            8KB

          • memory/2044-3-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-52-0x0000000000710000-0x0000000000711000-memory.dmp

            Filesize

            4KB

          • memory/2044-35-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-38-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-39-0x0000000000720000-0x0000000000722000-memory.dmp

            Filesize

            8KB

          • memory/2044-54-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2044-34-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-40-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-55-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-57-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-63-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-64-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-66-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-68-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2044-73-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-74-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-77-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-33-0x0000000001E60000-0x0000000002EEE000-memory.dmp

            Filesize

            16.6MB

          • memory/2044-132-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB