Analysis

  • max time kernel
    15s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2024 05:04

General

  • Target

    03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.exe

  • Size

    3.2MB

  • MD5

    40fda6a9c273dfd6078cf873b454bd90

  • SHA1

    3a70516e41b4b654ea5058cf8792f56d18805aec

  • SHA256

    03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20d

  • SHA512

    0c1d3ed893f005e07dc9edec2a1a32fc72b4ae32e1ed320d5b647406fb21e0c36b545120909fa0398d8ee29f9548d19919fae95f011feb4a0af1b27734ce5e90

  • SSDEEP

    98304:ou3lbTbhBxCLS0Kx/XRCsFlPsKh9ApbeicTkxchy6pA32b7SuzWl:V3BxBxCLS3xZCsFyBzxcE6pAGbq

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Windows security modification 2 TTPs 7 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 18 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 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 22 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1100
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1176
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Users\Admin\AppData\Local\Temp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.exe
            "C:\Users\Admin\AppData\Local\Temp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.exe"
            2⤵
            • Modifies firewall policy service
            • UAC bypass
            • Windows security bypass
            • Loads dropped DLL
            • Windows security modification
            • Checks whether UAC is enabled
            • Enumerates connected drives
            • 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:2404
            • C:\Users\Admin\AppData\Local\Temp\is-C5I99.tmp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.tmp
              "C:\Users\Admin\AppData\Local\Temp\is-C5I99.tmp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.tmp" /SL5="$400E0,2952592,69120,C:\Users\Admin\AppData\Local\Temp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.exe"
              3⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:2764
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1204

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • \Users\Admin\AppData\Local\Temp\is-C5I99.tmp\03e48a7a275ccb3b5a42810f9b60c9edc82d94a3128e1e67cd5fff2dd1b2e20dN.tmp

            Filesize

            703KB

            MD5

            1778c1f66ff205875a6435a33229ab3c

            SHA1

            5b6189159b16c6f85feed66834af3e06c0277a19

            SHA256

            95c06acac4fe4598840e5556f9613d43aa1039c52dac64536f59e45a70f79da6

            SHA512

            8844de1296ce707e3c5c71823f5118f8f2e50287ace3a2ee1ec0b69df0ec48ebcf5b755db669d2cd869d345fb06a9c07b36e98eda8c32a9b26b8fe22bdc105a0

          • memory/1100-22-0x0000000001F10000-0x0000000001F12000-memory.dmp

            Filesize

            8KB

          • memory/2404-11-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-14-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-9-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-36-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2404-7-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-35-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2404-34-0x00000000005F0000-0x00000000005F1000-memory.dmp

            Filesize

            4KB

          • memory/2404-31-0x00000000005F0000-0x00000000005F1000-memory.dmp

            Filesize

            4KB

          • memory/2404-30-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2404-8-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-13-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-57-0x00000000005E0000-0x00000000005E2000-memory.dmp

            Filesize

            8KB

          • memory/2404-0-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2404-10-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-15-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-16-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-12-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-43-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-42-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-44-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-46-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-45-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-48-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-49-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2404-50-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2404-72-0x0000000000400000-0x0000000000429000-memory.dmp

            Filesize

            164KB

          • memory/2404-73-0x0000000001D40000-0x0000000002DFA000-memory.dmp

            Filesize

            16.7MB

          • memory/2764-51-0x0000000000400000-0x00000000004C0000-memory.dmp

            Filesize

            768KB

          • memory/2764-41-0x0000000000240000-0x0000000000241000-memory.dmp

            Filesize

            4KB