Analysis

  • max time kernel
    124s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    28/02/2024, 18:25

General

  • Target

    ac8d2f29a8aeda66b3e78c9f385bf324.exe

  • Size

    100KB

  • MD5

    ac8d2f29a8aeda66b3e78c9f385bf324

  • SHA1

    96d5a109525d999f97c0c39e3b4f9ea1187a9c0c

  • SHA256

    09b1efc7d167638f8ebd2fa0cb61dfb51564d75b7cdaa8b39e545906dae2eedb

  • SHA512

    e2601862854a44d2c7e69fed203dd73c5be88cfa50e8c7c3e6c0bb099fd634e12d1c10e5c48de5c88ab24929f9180495cbdfb4d03bdd259d2ceff82ea899c8a6

  • SSDEEP

    1536:QWswr6szE6YaDE1YC9zRNW/sThk0fODNa2IjO4La:QPwmCE6YV1YC9zOsODN94L

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 31 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 31 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:1908
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1280
          • C:\Users\Admin\AppData\Local\Temp\ac8d2f29a8aeda66b3e78c9f385bf324.exe
            "C:\Users\Admin\AppData\Local\Temp\ac8d2f29a8aeda66b3e78c9f385bf324.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:2328
        • C:\Windows\system32\Dwm.exe
          "C:\Windows\system32\Dwm.exe"
          1⤵
            PID:1224

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\usuig.exe

                  Filesize

                  100KB

                  MD5

                  2778a079a1db107063d604b163ba58ec

                  SHA1

                  80105317985668e9ad99abae3c9bc7a7f8495269

                  SHA256

                  93aa8fa2fbc52afbf556c0369c691417d058577238a0f5681e543fffa4d5c604

                  SHA512

                  c64c371abad1594fa56a9363902f5d9b10c71842c9c45a58f1a94d0942b70dbbb56f9ef25d95578122dabbc67b27ded88c591744d7f141397b034e818eb79fb8

                • memory/1116-6-0x0000000001CA0000-0x0000000001CA2000-memory.dmp

                  Filesize

                  8KB

                • memory/2328-31-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-35-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-5-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-8-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-12-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-37-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-17-0x0000000000550000-0x0000000000551000-memory.dmp

                  Filesize

                  4KB

                • memory/2328-15-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-19-0x0000000000550000-0x0000000000551000-memory.dmp

                  Filesize

                  4KB

                • memory/2328-20-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-21-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-23-0x0000000000540000-0x0000000000542000-memory.dmp

                  Filesize

                  8KB

                • memory/2328-24-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-25-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-26-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-27-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-0-0x0000000000400000-0x0000000000413000-memory.dmp

                  Filesize

                  76KB

                • memory/2328-32-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-4-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-34-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-16-0x0000000000540000-0x0000000000542000-memory.dmp

                  Filesize

                  8KB

                • memory/2328-38-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-40-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-42-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-46-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-47-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-53-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-54-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-55-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-57-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-59-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-61-0x0000000000540000-0x0000000000542000-memory.dmp

                  Filesize

                  8KB

                • memory/2328-62-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-68-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-70-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-71-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB

                • memory/2328-2-0x0000000001E00000-0x0000000002E8E000-memory.dmp

                  Filesize

                  16.6MB