Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 19:17

General

  • Target

    4c72ba883cd54ac147e9e77492d47fe5d6c961f352443e4f2d486145bd4c4ae5.exe

  • Size

    703KB

  • MD5

    de6231f4c791e000b42503d23660ec25

  • SHA1

    f2caa09955a0946edbe8a06a66073015c876e186

  • SHA256

    4c72ba883cd54ac147e9e77492d47fe5d6c961f352443e4f2d486145bd4c4ae5

  • SHA512

    009aded91523f878241bde3c800b8c0d23fb6a8aa0ab13b241a1d57ea168ccffdd3b507fc5ca40418ae590390e6d1a4df315b894192c44dd490e423cb272dae0

  • SSDEEP

    12288:cyP7LNx9nRzf2DRUu+/eMBhVG6fAcXr/5OZ8q:bxBteDKTBG6fAm/5O/

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
  • UPX packed file 11 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 22 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1152
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1216
          • C:\Users\Admin\AppData\Local\Temp\4c72ba883cd54ac147e9e77492d47fe5d6c961f352443e4f2d486145bd4c4ae5.exe
            "C:\Users\Admin\AppData\Local\Temp\4c72ba883cd54ac147e9e77492d47fe5d6c961f352443e4f2d486145bd4c4ae5.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Windows security modification
            • Checks whether UAC is enabled
            • 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:1940
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1600

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1104-20-0x0000000001F90000-0x0000000001F92000-memory.dmp

            Filesize

            8KB

          • memory/1940-12-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-3-0x0000000077750000-0x0000000077760000-memory.dmp

            Filesize

            64KB

          • memory/1940-2-0x0000000077750000-0x0000000077760000-memory.dmp

            Filesize

            64KB

          • memory/1940-8-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-0-0x0000000000400000-0x00000000004B4000-memory.dmp

            Filesize

            720KB

          • memory/1940-7-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-9-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-14-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-6-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-5-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-29-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/1940-30-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1940-10-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-33-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1940-35-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-48-0x0000000000400000-0x00000000004B4000-memory.dmp

            Filesize

            720KB

          • memory/1940-34-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/1940-13-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB

          • memory/1940-46-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/1940-11-0x0000000001E40000-0x0000000002EFA000-memory.dmp

            Filesize

            16.7MB