Analysis

  • max time kernel
    117s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 16:02

General

  • Target

    8e184757067f57ee1b17652542ceb8b2ceddbddc8511355218387074f7de6f5eN.dll

  • Size

    120KB

  • MD5

    e93f2d6a16d3a0e4dfd11c689a79ff80

  • SHA1

    e6be318d65ae226ee5cec45b8bad6cbdfc3cffdf

  • SHA256

    8e184757067f57ee1b17652542ceb8b2ceddbddc8511355218387074f7de6f5e

  • SHA512

    8cd398983257aa330d2b2f107774f961dde7b7624b77c473e269f5fa48f450d3ab9dddeffd0949eec2cf1325fa3d9a366af7abcdd43a2da4a4e07c30bf052c40

  • SSDEEP

    1536:ROW6aO4tPQ/aqvkpXFwcG2EYDWR2/P9oHjAsMLAkJm8NRC+mcNGfqdBFWgOpfm:wmRgeucEkW4X9oDAn7c0RNmivsFpf

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 17 IoCs

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

  • UPX packed file 25 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:1084
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1156
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1192
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e184757067f57ee1b17652542ceb8b2ceddbddc8511355218387074f7de6f5eN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2096
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\8e184757067f57ee1b17652542ceb8b2ceddbddc8511355218387074f7de6f5eN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2520
              • C:\Users\Admin\AppData\Local\Temp\f76a0a3.exe
                C:\Users\Admin\AppData\Local\Temp\f76a0a3.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:2380
              • C:\Users\Admin\AppData\Local\Temp\f76a267.exe
                C:\Users\Admin\AppData\Local\Temp\f76a267.exe
                4⤵
                • Executes dropped EXE
                PID:2364
              • C:\Users\Admin\AppData\Local\Temp\f76bc1e.exe
                C:\Users\Admin\AppData\Local\Temp\f76bc1e.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:2680
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:844

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            a28cc365f1404c38be8c429148c9696b

            SHA1

            0cd1fb0cf46de906da762d6ed4a698cd119facf5

            SHA256

            ead6c55c011521e4ee9255d2a86197390ad0d58c2d6e644fb767a369bbcd0ba7

            SHA512

            4ad0e8ae6d5583b71e2275d0d9d2655af98eba0a6faed4e53fc911cd60aa3ce92d0a12eb6965ca1d15a1f0baed1df2ef4948a012eb63215989c6f7d27e17534b

          • \Users\Admin\AppData\Local\Temp\f76a0a3.exe

            Filesize

            97KB

            MD5

            36451beb42977c6146cd91b87546430f

            SHA1

            5bcc0f8419a28e8fc08773dbeadc4c6c44aa872c

            SHA256

            7bfa848f57c9f7d22e799e6f5dca1e9dcfe20d321be4a08d9af0630408786aba

            SHA512

            b3391917beeb54004b77a8e9cb30d9f4b56fb1e2aed3664a9099e3bd72d1b3809653fefdd1d9229c1b40a4d6c0f31e0646340afad16d88669ee3cfe07bff9db0

          • memory/1084-31-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2364-177-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2364-99-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2364-100-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2364-107-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2364-61-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2380-17-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-65-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-22-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-25-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-151-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2380-152-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-18-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-15-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-111-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-49-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/2380-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2380-109-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-89-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-53-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/2380-46-0x00000000017A0000-0x00000000017A1000-memory.dmp

            Filesize

            4KB

          • memory/2380-24-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-23-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-21-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-19-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-87-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-84-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-62-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-63-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-64-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-66-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-20-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-68-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-69-0x00000000005E0000-0x000000000169A000-memory.dmp

            Filesize

            16.7MB

          • memory/2380-72-0x00000000004D0000-0x00000000004D2000-memory.dmp

            Filesize

            8KB

          • memory/2520-38-0x0000000000180000-0x0000000000181000-memory.dmp

            Filesize

            4KB

          • memory/2520-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2520-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2520-13-0x0000000000110000-0x0000000000122000-memory.dmp

            Filesize

            72KB

          • memory/2520-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2520-57-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2520-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2520-58-0x0000000000190000-0x00000000001A2000-memory.dmp

            Filesize

            72KB

          • memory/2520-59-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2520-81-0x0000000000230000-0x0000000000242000-memory.dmp

            Filesize

            72KB

          • memory/2520-78-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2520-7-0x0000000000110000-0x0000000000122000-memory.dmp

            Filesize

            72KB

          • memory/2520-37-0x0000000000130000-0x0000000000132000-memory.dmp

            Filesize

            8KB

          • memory/2520-47-0x0000000000180000-0x0000000000181000-memory.dmp

            Filesize

            4KB

          • memory/2680-105-0x00000000002C0000-0x00000000002C1000-memory.dmp

            Filesize

            4KB

          • memory/2680-106-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2680-108-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2680-173-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2680-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2680-205-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2680-204-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB