Analysis

  • max time kernel
    123s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-12-2024 02:05

General

  • Target

    f966322faf1e2cafa8cf4faeac9424d82f49d128a50ede17ae374ba805b52c13.exe

  • Size

    100KB

  • MD5

    49b6f7ab1caafad81bdf7f9bd0394da6

  • SHA1

    a73a7d5ce35d59a0293afeca9064218e667011a5

  • SHA256

    f966322faf1e2cafa8cf4faeac9424d82f49d128a50ede17ae374ba805b52c13

  • SHA512

    ffcbdcb01398851c5c9eb1ded053bf09e2d521390f9e802728694c5ef71a8875b4851508668938296543f6f69ac72c405dc777f973b11bd3acc6e2c2a0b5dbb5

  • SSDEEP

    1536:KQh0aSR2w06WlvxpTk+1VS7fecuyFrSHEHCSyDUnqzhOUVc+i6H:SaSEwWvxpTDCeMgPSyDdjVc+JH

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 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 27 IoCs

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

  • 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).

  • 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 WriteProcessMemory 48 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1088
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Users\Admin\AppData\Local\Temp\f966322faf1e2cafa8cf4faeac9424d82f49d128a50ede17ae374ba805b52c13.exe
            "C:\Users\Admin\AppData\Local\Temp\f966322faf1e2cafa8cf4faeac9424d82f49d128a50ede17ae374ba805b52c13.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:1872
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1244

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\cbyia.exe

            Filesize

            100KB

            MD5

            1586eb87c9303e759466cefa59f4d3e4

            SHA1

            95f80d8e75c563228b7b35c26430f233f07c6b89

            SHA256

            d02bf04947492393102388492d1dc745169a524a24ad0e92ae179be91487b332

            SHA512

            a425343f5085417c0aaa6329b3cefe17ea2776da233c65884a651861d5f2ad78bddeb5e6d37c9cf379436596d81bfcc4b43e80b239331c15a898dc4c43f7ae66

          • memory/1088-12-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/1872-32-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-6-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-7-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-5-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-26-0x00000000004E0000-0x00000000004E1000-memory.dmp

            Filesize

            4KB

          • memory/1872-28-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1872-27-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1872-23-0x00000000004E0000-0x00000000004E1000-memory.dmp

            Filesize

            4KB

          • memory/1872-0-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB

          • memory/1872-9-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-11-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-3-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-10-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-4-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-1-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-30-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-29-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-31-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-22-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1872-8-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-52-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/1872-36-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-51-0x00000000034A0000-0x00000000034A2000-memory.dmp

            Filesize

            8KB

          • memory/1872-50-0x00000000049C0000-0x00000000049C1000-memory.dmp

            Filesize

            4KB

          • memory/1872-53-0x00000000034A0000-0x00000000034A2000-memory.dmp

            Filesize

            8KB

          • memory/1872-35-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-54-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-56-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-59-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-60-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-61-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-62-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-63-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-65-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-69-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-71-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-33-0x0000000001EA0000-0x0000000002F2E000-memory.dmp

            Filesize

            16.6MB

          • memory/1872-153-0x0000000000400000-0x0000000000414000-memory.dmp

            Filesize

            80KB