Analysis

  • max time kernel
    104s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/03/2025, 23:14

General

  • Target

    dc4225ca05a0973b1e5c27b5a573e4ad6bd65ff54ad57d094e4a2d00c35cf0eb.exe

  • Size

    3.0MB

  • MD5

    afda6ca54a49404c4b5d76696a7ff2c8

  • SHA1

    9abf7772eccb6f626f5293e3d4fd3868c0b1d0bc

  • SHA256

    dc4225ca05a0973b1e5c27b5a573e4ad6bd65ff54ad57d094e4a2d00c35cf0eb

  • SHA512

    b69254edfa880bded5dbbbd23df91a17166f35ed3a4765cd8925d23ed2e1ea7237761955cb7ad6255b1977fe601d23be1b835583be4e021712e491495463e37c

  • SSDEEP

    49152:LZ4rujE/CLlVl80CdSI3LdmLgWtAjkhA/86LqmQKzeFH/LNqAznwi9:L+ruj+CLflabdSgGhF6OFGUwi9

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 7 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 15 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:780
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:788
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Users\Admin\AppData\Local\Temp\dc4225ca05a0973b1e5c27b5a573e4ad6bd65ff54ad57d094e4a2d00c35cf0eb.exe
          "C:\Users\Admin\AppData\Local\Temp\dc4225ca05a0973b1e5c27b5a573e4ad6bd65ff54ad57d094e4a2d00c35cf0eb.exe"
          1⤵
          • 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:2332

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2332-0-0x0000000000400000-0x000000000071D000-memory.dmp

          Filesize

          3.1MB

        • memory/2332-1-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-5-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-10-0x000000006E600000-0x000000006E610000-memory.dmp

          Filesize

          64KB

        • memory/2332-6-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-22-0x0000000000400000-0x000000000071D000-memory.dmp

          Filesize

          3.1MB

        • memory/2332-11-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-4-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-3-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB

        • memory/2332-21-0x0000000002640000-0x00000000036FA000-memory.dmp

          Filesize

          16.7MB