Analysis

  • max time kernel
    125s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 20:16

General

  • Target

    acc104b0d02c136dd53cde28c62925f2.exe

  • Size

    100KB

  • MD5

    acc104b0d02c136dd53cde28c62925f2

  • SHA1

    1037b9926f072deb1f5b1b79bcd3660694ed56a2

  • SHA256

    d6bdc655e8ac85d60704d336f8deb777bfb7c893da8a810ccce0aed1e888d0b9

  • SHA512

    d3c531945ca49da98ecd24ef151553f08cdf4f747fdaf30a8f6636ed7abfc96bb53fcd1bcde5f83b558600741d4d46e7176a8b20101d57a7561299cf0e5c4a2a

  • SSDEEP

    3072:NGfhrEC5n4N2G1CRNDEpcR+doE4B9NYH:N0hrEC54N2G1CLDE+IdoE43CH

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 30 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 33 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\DllHost.exe
    C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
    1⤵
      PID:1976
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1220
        • C:\Users\Admin\AppData\Local\Temp\acc104b0d02c136dd53cde28c62925f2.exe
          "C:\Users\Admin\AppData\Local\Temp\acc104b0d02c136dd53cde28c62925f2.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:1684
      • C:\Windows\system32\Dwm.exe
        "C:\Windows\system32\Dwm.exe"
        1⤵
          PID:1188
        • C:\Windows\system32\taskhost.exe
          "taskhost.exe"
          1⤵
            PID:1108

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\ylvr.pif

                  Filesize

                  100KB

                  MD5

                  d3ed5bd88e0f5b65235d6c9b557f252f

                  SHA1

                  887826cb9f50cbf42cabf5a7f3624d4bae684b76

                  SHA256

                  07c0dd6b592525916a32e6d2f56d2090d76b01ddba0c2fc88ace6e9544456900

                  SHA512

                  0b487c558e243f640f76dd9f732dc5f86f26c753d2a39bbd41ace595a3e878e6bf928da03f2e904584e5c73f0d233113c0ff1d0586d8d2c88cfd83ec346c7dfa

                • memory/1108-5-0x0000000000490000-0x0000000000492000-memory.dmp

                  Filesize

                  8KB

                • memory/1684-26-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-4-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-3-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-6-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-8-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-11-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-14-0x0000000002F50000-0x0000000002F52000-memory.dmp

                  Filesize

                  8KB

                • memory/1684-16-0x0000000003300000-0x0000000003301000-memory.dmp

                  Filesize

                  4KB

                • memory/1684-19-0x0000000002F50000-0x0000000002F52000-memory.dmp

                  Filesize

                  8KB

                • memory/1684-20-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-21-0x0000000003300000-0x0000000003301000-memory.dmp

                  Filesize

                  4KB

                • memory/1684-15-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-22-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-23-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-24-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-25-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-27-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-0-0x0000000000400000-0x0000000000414000-memory.dmp

                  Filesize

                  80KB

                • memory/1684-51-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-30-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-31-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-33-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-35-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-41-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-43-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-45-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-47-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-49-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-29-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-53-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-55-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-57-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-59-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-70-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB

                • memory/1684-74-0x0000000002F50000-0x0000000002F52000-memory.dmp

                  Filesize

                  8KB

                • memory/1684-1-0x0000000001D30000-0x0000000002DBE000-memory.dmp

                  Filesize

                  16.6MB