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Analysis

  • max time kernel
    123s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    13/12/2024, 06:30

General

  • Target

    3af3f58525555cc4e5656d30c5df2d292bb0ee512e1af95243a6d33d54d54c80.exe

  • Size

    1.2MB

  • MD5

    911276092cc0ac0b5fae2c4ce4382b0d

  • SHA1

    424189fe13b8168989e9a6553394ad4720411acc

  • SHA256

    3af3f58525555cc4e5656d30c5df2d292bb0ee512e1af95243a6d33d54d54c80

  • SHA512

    b785af74041b72f3cbd316a4ff8ff284ef68fb79fb372c81ddc9345aecbc77a4975f94ae122217030806b89d32f64b2f4bcdfbc7c6735327ed5a2a1906b8b1b4

  • SSDEEP

    24576:iagIvCEBXufFWij4EBbjQjcKIzs2JhoYQwORdYJK4kBkhX:DXwHpcszs2LQ3RCI4OkhX

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 24 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
  • 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 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of WriteProcessMemory 48 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:1164
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1208
          • C:\Users\Admin\AppData\Local\Temp\3af3f58525555cc4e5656d30c5df2d292bb0ee512e1af95243a6d33d54d54c80.exe
            "C:\Users\Admin\AppData\Local\Temp\3af3f58525555cc4e5656d30c5df2d292bb0ee512e1af95243a6d33d54d54c80.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:2688
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:852

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • F:\seewy.exe

            Filesize

            97KB

            MD5

            ffe4a1f1fef0f72245e6b9eef7049f8a

            SHA1

            3e3d53101ab5e3123bd28f48217a3d62b1b16d77

            SHA256

            02df043fab589be683d39e7e108ea40bbc5856cea5e8e0fe49f5b5c39ccab616

            SHA512

            ecbc8d34ced2f6eb04cf1ac96a7fc430f211d6b03d276a48e0c00751d8014e5d1c38e66e1694f0d993582e0629ce9687753687b7e03563310a77e3072d08941f

          • memory/1112-19-0x0000000001FF0000-0x0000000001FF2000-memory.dmp

            Filesize

            8KB

          • memory/2688-35-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-36-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-9-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-32-0x0000000002F60000-0x0000000002F61000-memory.dmp

            Filesize

            4KB

          • memory/2688-33-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2688-30-0x0000000002F60000-0x0000000002F61000-memory.dmp

            Filesize

            4KB

          • memory/2688-29-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2688-7-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-18-0x00000000005D0000-0x00000000005D1000-memory.dmp

            Filesize

            4KB

          • memory/2688-8-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-5-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-3-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-12-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-11-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-6-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-34-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-10-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-0-0x0000000000400000-0x0000000000536000-memory.dmp

            Filesize

            1.2MB

          • memory/2688-37-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-38-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-41-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-42-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-43-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-45-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-48-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2688-49-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-64-0x00000000030E0000-0x00000000030E1000-memory.dmp

            Filesize

            4KB

          • memory/2688-65-0x0000000002F70000-0x0000000002F72000-memory.dmp

            Filesize

            8KB

          • memory/2688-66-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-67-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-70-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-75-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-93-0x0000000002F70000-0x0000000002F72000-memory.dmp

            Filesize

            8KB

          • memory/2688-4-0x0000000001E20000-0x0000000002EDA000-memory.dmp

            Filesize

            16.7MB

          • memory/2688-166-0x0000000000400000-0x0000000000536000-memory.dmp

            Filesize

            1.2MB