Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-02-2025 20:09

General

  • Target

    021868ea55e754cd7abb8e85e53027c94357a7dde2c6f9c7e938b42136067403.exe

  • Size

    97KB

  • MD5

    42f41f03aa72f3e68efc6ab815b258b0

  • SHA1

    0fe8dcf6b6d11dea15906f617e6952b9aa823495

  • SHA256

    021868ea55e754cd7abb8e85e53027c94357a7dde2c6f9c7e938b42136067403

  • SHA512

    eb0d8f15da939e4ff6bbaa9678d631d43b5f8646ee25aaced74e24b34154b545f5ad65afe5e8cac519c492fb649b939b57da8cca79f331e074c6a2dadecb8345

  • SSDEEP

    1536:l+eGvhVG5xg8qJLJHR0LkfMDq4xtYczP1NmvTBBgce5K4HAVNQro76:l+BhVG7m0LGGtx3zPeOorV+c76

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 14 IoCs

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

  • UPX packed file 29 IoCs

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

  • Drops file in Windows directory 2 IoCs
  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1064
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1188
          • C:\Users\Admin\AppData\Local\Temp\021868ea55e754cd7abb8e85e53027c94357a7dde2c6f9c7e938b42136067403.exe
            "C:\Users\Admin\AppData\Local\Temp\021868ea55e754cd7abb8e85e53027c94357a7dde2c6f9c7e938b42136067403.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
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1632
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1428

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1064-12-0x0000000002110000-0x0000000002112000-memory.dmp

            Filesize

            8KB

          • memory/1632-34-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-6-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-3-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-35-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-11-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-38-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-7-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-37-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-25-0x0000000002EE0000-0x0000000002EE2000-memory.dmp

            Filesize

            8KB

          • memory/1632-24-0x0000000002EE0000-0x0000000002EE2000-memory.dmp

            Filesize

            8KB

          • memory/1632-4-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-23-0x0000000002EF0000-0x0000000002EF1000-memory.dmp

            Filesize

            4KB

          • memory/1632-20-0x0000000002EF0000-0x0000000002EF1000-memory.dmp

            Filesize

            4KB

          • memory/1632-19-0x0000000002EE0000-0x0000000002EE2000-memory.dmp

            Filesize

            8KB

          • memory/1632-1-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-8-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-31-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-32-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-33-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-0-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1632-10-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-5-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-9-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-40-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-39-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-43-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-44-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-56-0x00000000040D0000-0x00000000040D2000-memory.dmp

            Filesize

            8KB

          • memory/1632-58-0x00000000040D0000-0x00000000040D2000-memory.dmp

            Filesize

            8KB

          • memory/1632-57-0x0000000002EE0000-0x0000000002EE2000-memory.dmp

            Filesize

            8KB

          • memory/1632-55-0x00000000040E0000-0x00000000040E1000-memory.dmp

            Filesize

            4KB

          • memory/1632-61-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-62-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-64-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-69-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-73-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-75-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-82-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-86-0x00000000040D0000-0x00000000040D2000-memory.dmp

            Filesize

            8KB

          • memory/1632-109-0x0000000000520000-0x00000000015DA000-memory.dmp

            Filesize

            16.7MB

          • memory/1632-108-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB