Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2024 03:37

General

  • Target

    869ce9ddd02cbd20da176edd723886b87235f1f3ca29cc926bf45719cb211c7c.dll

  • Size

    120KB

  • MD5

    8881b8b8b984044299f7c8fe1397219d

  • SHA1

    5893b9e6810485be124eeb8338b595bba2e4bab7

  • SHA256

    869ce9ddd02cbd20da176edd723886b87235f1f3ca29cc926bf45719cb211c7c

  • SHA512

    99e7c16e2685a787d39f0800572bc8d4d935f75a98af2569a6f0a52ebae9ff1761fdfb07477c663487ee7b6fc64a279e26121913624d8b0fdc8bb8e1053b500b

  • SSDEEP

    3072:o/MyefCzRboe9ZATLpwlhw5baixEItFHr:okJmZJfmLpQOr

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 6 IoCs
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

  • Sality family
  • UAC bypass 3 TTPs 2 IoCs
  • Windows security bypass 2 TTPs 12 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 14 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 16 IoCs

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

  • UPX packed file 26 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1116
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\869ce9ddd02cbd20da176edd723886b87235f1f3ca29cc926bf45719cb211c7c.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1384
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\869ce9ddd02cbd20da176edd723886b87235f1f3ca29cc926bf45719cb211c7c.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1804
              • C:\Users\Admin\AppData\Local\Temp\f76e521.exe
                C:\Users\Admin\AppData\Local\Temp\f76e521.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • 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:2056
              • C:\Users\Admin\AppData\Local\Temp\f76e6e6.exe
                C:\Users\Admin\AppData\Local\Temp\f76e6e6.exe
                4⤵
                • Executes dropped EXE
                PID:2780
              • C:\Users\Admin\AppData\Local\Temp\f7700fa.exe
                C:\Users\Admin\AppData\Local\Temp\f7700fa.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • 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:2492
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1432

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            256B

            MD5

            57dbad81d02d286952831dd0b93dee2e

            SHA1

            54c59dd7426311e6b3417f05318b2c5a802626bc

            SHA256

            0447a76f07dec14ef3bfa21d1617769a1231c80c8e0d0835ff80899164a5c75a

            SHA512

            ac57951d470c060231eede085ab76f6a8737212688333b15650509c45369c15659b8b558bd5dde818e8f946b2e060cb30cc0a50836cb1595fb6e29d8722727f2

          • \Users\Admin\AppData\Local\Temp\f76e521.exe

            Filesize

            97KB

            MD5

            b94c1ec7cb67cf82312cfe7d4b585078

            SHA1

            727706ca9f130ba307967a8a6608c2f648439459

            SHA256

            7a8fb35da57fc6200b4e874c1d194f02f51af13801457797cdc3481b4495cd71

            SHA512

            a37885e55a97d9d7e50a4230a2bf2c60d60fa5270ecf154b8fc04b2d1e3f8e3619793fbfc5d017d35be04442f7bfc3698e9978295e85572de6db2c88b482c7d2

          • memory/1116-28-0x0000000001F80000-0x0000000001F82000-memory.dmp

            Filesize

            8KB

          • memory/1804-81-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1804-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1804-72-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1804-4-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1804-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/1804-46-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/1804-56-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1804-58-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1804-36-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1804-37-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB

          • memory/2056-62-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-80-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2056-15-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-49-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2056-11-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2056-21-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-19-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-20-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-57-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2056-18-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-17-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-22-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-61-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-16-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-63-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-65-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-64-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-67-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-68-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-154-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2056-14-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-47-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/2056-12-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-85-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-86-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-87-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-155-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-110-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2056-107-0x0000000000640000-0x00000000016FA000-memory.dmp

            Filesize

            16.7MB

          • memory/2492-161-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2492-106-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2492-104-0x0000000000370000-0x0000000000371000-memory.dmp

            Filesize

            4KB

          • memory/2492-105-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2492-208-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2492-135-0x0000000000360000-0x0000000000362000-memory.dmp

            Filesize

            8KB

          • memory/2492-207-0x0000000000930000-0x00000000019EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2492-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-99-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB

          • memory/2780-159-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-60-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2780-100-0x0000000000230000-0x0000000000231000-memory.dmp

            Filesize

            4KB

          • memory/2780-125-0x0000000000220000-0x0000000000222000-memory.dmp

            Filesize

            8KB