Analysis

  • max time kernel
    131s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2024, 00:31

General

  • Target

    e4def5e4b40e4b7f66db0c74a15014870192f2224d49881450000f541d3ecb5b.exe

  • Size

    97KB

  • MD5

    bc7cef0d8807cbd74e8dfe284df48e22

  • SHA1

    ae42acc466eeaec7fdfc178315fd6a7ce32eeb5f

  • SHA256

    e4def5e4b40e4b7f66db0c74a15014870192f2224d49881450000f541d3ecb5b

  • SHA512

    a1738bc50eec4cc5b04184ed2ac90a28d70c6a824ec026e075cb0b6aec98c540547e0b02e76c6b4b9a6870bcc854d97590e25e7a80b1aaf19932888d9431261b

  • SSDEEP

    1536:T79/AY++WH0qIEoAlpV8uHQWUc8cjC+VX75W1BYUk7UAbyMCTdVuj22q2IZZT:tAnSEt/CuHUd0r5WDq7UAmPdK2vT

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 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 30 IoCs

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

  • Drops file in Program Files directory 5 IoCs
  • Drops file in Windows directory 2 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 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1028
    • C:\Windows\system32\taskhost.exe
      "taskhost.exe"
      1⤵
        PID:1044
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1100
          • C:\Users\Admin\AppData\Local\Temp\e4def5e4b40e4b7f66db0c74a15014870192f2224d49881450000f541d3ecb5b.exe
            "C:\Users\Admin\AppData\Local\Temp\e4def5e4b40e4b7f66db0c74a15014870192f2224d49881450000f541d3ecb5b.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:2076
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1324

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\bgdcpe.pif

            Filesize

            97KB

            MD5

            c3c4236ff4524f22d10e1f5af3466dad

            SHA1

            cae6afc127f127d2350ebd8bf3f08eaa79102b71

            SHA256

            2c5a909c6d534b6a13c2ad9dcc5a6107f1eabf48911f33ac0639cc75f32b58cc

            SHA512

            a9c1cffc7e936430751bb38e3ee8182af0a4a96477f9919041e9c415e8d5f18d12dbfdd162eb9d248ea6019b952b26cb88909067f2310b4fabb039331b57fc8a

          • memory/1028-17-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2076-35-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-36-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-37-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-3-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-11-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-28-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2076-10-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-9-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-7-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-27-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2076-5-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-26-0x0000000000530000-0x0000000000531000-memory.dmp

            Filesize

            4KB

          • memory/2076-24-0x0000000000530000-0x0000000000531000-memory.dmp

            Filesize

            4KB

          • memory/2076-23-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2076-4-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-30-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-29-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-31-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-33-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-32-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-6-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2076-8-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-40-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-41-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-43-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-44-0x0000000000520000-0x0000000000522000-memory.dmp

            Filesize

            8KB

          • memory/2076-56-0x0000000003430000-0x0000000003432000-memory.dmp

            Filesize

            8KB

          • memory/2076-55-0x0000000003430000-0x0000000003432000-memory.dmp

            Filesize

            8KB

          • memory/2076-54-0x00000000049E0000-0x00000000049E1000-memory.dmp

            Filesize

            4KB

          • memory/2076-59-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-60-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-63-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-66-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-71-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-72-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-74-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-80-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-81-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-84-0x0000000003430000-0x0000000003432000-memory.dmp

            Filesize

            8KB

          • memory/2076-1-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2076-141-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB