Analysis

  • max time kernel
    120s
  • max time network
    56s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2024, 18:09

General

  • Target

    153b4128d9058efd697255b32410bb8268759d9b5201f48e20ef8c5858f9b95f.exe

  • Size

    1.8MB

  • MD5

    9f9bce04d321253c0cf1dabab9954e27

  • SHA1

    17dc2df06e90b352c7e625e1b6b792d4a4251f56

  • SHA256

    153b4128d9058efd697255b32410bb8268759d9b5201f48e20ef8c5858f9b95f

  • SHA512

    8fc7672335f2db9745cd41301b54fe13f2d03cf45cf0b2b46b7fa02f47e61472126315b33a689e821b0a6f45f31a863cbf5ca867f29cbce43659e1f3ae1ab0b8

  • SSDEEP

    49152:JwnrrLHonFxTCYIj+1ZeuH0yGdak2Yht0FGfC/YiqK9aINDPIZDK:Jw3LHonFxTzIKZefyGdak2Yht0FGRK9p

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 29 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 30 IoCs
  • Suspicious use of SetWindowsHookEx 2 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:1204
          • C:\Users\Admin\AppData\Local\Temp\153b4128d9058efd697255b32410bb8268759d9b5201f48e20ef8c5858f9b95f.exe
            "C:\Users\Admin\AppData\Local\Temp\153b4128d9058efd697255b32410bb8268759d9b5201f48e20ef8c5858f9b95f.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 SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            • System policy modification
            PID:1716
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1656

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\tkisu.exe

            Filesize

            97KB

            MD5

            f98781fe68e5063d5c0cba919ef94a48

            SHA1

            90102b74baf12708e5c545b0c144bf65b9f36ddb

            SHA256

            c563574fb14d6ab2aaf4e3e5eb35a00743708f3df5bdce0fefa174f927eb1423

            SHA512

            19cdc4350d79dc90c84e637500cafad3a18ec2541d295e904c16c7c1da52fde90f3c422ce8914f7081512de444ec05c02f0172959f11371a821b89c45e7a4b9a

          • memory/1112-13-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1716-36-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-40-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-9-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-21-0x0000000000700000-0x0000000000702000-memory.dmp

            Filesize

            8KB

          • memory/1716-7-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-10-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-11-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-8-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-30-0x00000000009A0000-0x00000000009A1000-memory.dmp

            Filesize

            4KB

          • memory/1716-6-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-22-0x00000000009A0000-0x00000000009A1000-memory.dmp

            Filesize

            4KB

          • memory/1716-4-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-12-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-32-0x0000000000700000-0x0000000000702000-memory.dmp

            Filesize

            8KB

          • memory/1716-31-0x0000000000700000-0x0000000000702000-memory.dmp

            Filesize

            8KB

          • memory/1716-33-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-34-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-35-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-0-0x0000000000400000-0x00000000005DE000-memory.dmp

            Filesize

            1.9MB

          • memory/1716-37-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-3-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-41-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-39-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-42-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-44-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-46-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-60-0x0000000003730000-0x0000000003732000-memory.dmp

            Filesize

            8KB

          • memory/1716-59-0x0000000000700000-0x0000000000702000-memory.dmp

            Filesize

            8KB

          • memory/1716-58-0x0000000003730000-0x0000000003732000-memory.dmp

            Filesize

            8KB

          • memory/1716-57-0x0000000003740000-0x0000000003741000-memory.dmp

            Filesize

            4KB

          • memory/1716-62-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-65-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-67-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-69-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-73-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-77-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-78-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-84-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-88-0x0000000003730000-0x0000000003732000-memory.dmp

            Filesize

            8KB

          • memory/1716-5-0x0000000002510000-0x00000000035CA000-memory.dmp

            Filesize

            16.7MB

          • memory/1716-154-0x0000000000400000-0x00000000005DE000-memory.dmp

            Filesize

            1.9MB