Analysis

  • max time kernel
    25s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 07:01

General

  • Target

    e1f66f7348a2ceda87f7dd5af3901aa5e89ee97fa669153226628fc558a3293a.dll

  • Size

    120KB

  • MD5

    0210cbc4b6d66022efb805cbae0f1ca8

  • SHA1

    27d7f3a7c6bd9fca35d4217854bf728531c2109f

  • SHA256

    e1f66f7348a2ceda87f7dd5af3901aa5e89ee97fa669153226628fc558a3293a

  • SHA512

    027ada9af5e37bfd4fbdd80648c4ebd248348e572fe318b9bd8a6a3ea44e2ad164a1a94f1f6ebfc7c096ea731fbb769b63de87f11b07755db4bb676d3e9389e6

  • SSDEEP

    3072:SRNVJyy4a0n05O8O0k8zvyEOzRJBgfjDI9k+X:SRfJx5nBk84gbQ

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 9 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 3 IoCs
  • Windows security bypass 2 TTPs 18 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Windows security modification 2 TTPs 21 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 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 24 IoCs

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

  • Drops file in Windows directory 4 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 3 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1112
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1212
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1f66f7348a2ceda87f7dd5af3901aa5e89ee97fa669153226628fc558a3293a.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2356
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1f66f7348a2ceda87f7dd5af3901aa5e89ee97fa669153226628fc558a3293a.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2368
              • C:\Users\Admin\AppData\Local\Temp\f76b49f.exe
                C:\Users\Admin\AppData\Local\Temp\f76b49f.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:2528
              • C:\Users\Admin\AppData\Local\Temp\f76b654.exe
                C:\Users\Admin\AppData\Local\Temp\f76b654.exe
                4⤵
                • Modifies firewall policy service
                • UAC bypass
                • Windows security bypass
                • Executes dropped EXE
                • Windows security modification
                • Checks whether UAC is enabled
                • Drops file in Windows directory
                • System policy modification
                PID:2944
              • C:\Users\Admin\AppData\Local\Temp\f76d069.exe
                C:\Users\Admin\AppData\Local\Temp\f76d069.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:2604
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1684

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            5a589a1e81caaa35e0de3b2508e0aefe

            SHA1

            85268e51e6cd6569cfee5ef292b301b10f4424db

            SHA256

            e54c1cb909d27471327c190883a374c41d76e22fc1af22625007fd1e76d963be

            SHA512

            3d966dbb23bdf29bdf79f17ef16c20f90951fd4321e2bc14d6290257ee37dd023034940a6482a030aec86223f787fe960e67277dcbadcb3d5a37d4a25d5d6fba

          • \Users\Admin\AppData\Local\Temp\f76b49f.exe

            Filesize

            97KB

            MD5

            25b8a3cec2f87c711eb9c4f1d0a69f24

            SHA1

            87ad4c81e65206052ec588b4cee1c9f1285577c4

            SHA256

            ddcae2d4d1e6c0b8a821fa053f30a6ff5b165b72ebd35e9b8a8399fbc0e177e4

            SHA512

            a0b12169fab63189307b5d67dad21b6b11f6f6fa3be7b174069482260755b97db8e1e0c19cd2843b3c18e57bd5f3ea8417b54b15771b98c8cae9e4b4f8a7ca30

          • memory/1112-30-0x00000000020B0000-0x00000000020B2000-memory.dmp

            Filesize

            8KB

          • memory/2368-74-0x0000000000390000-0x00000000003A2000-memory.dmp

            Filesize

            72KB

          • memory/2368-83-0x0000000000180000-0x0000000000182000-memory.dmp

            Filesize

            8KB

          • memory/2368-216-0x0000000000390000-0x00000000003A2000-memory.dmp

            Filesize

            72KB

          • memory/2368-12-0x0000000000180000-0x0000000000192000-memory.dmp

            Filesize

            72KB

          • memory/2368-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2368-47-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2368-80-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2368-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2368-38-0x0000000000210000-0x0000000000211000-memory.dmp

            Filesize

            4KB

          • memory/2368-84-0x0000000000390000-0x00000000003A2000-memory.dmp

            Filesize

            72KB

          • memory/2368-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2368-61-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2368-60-0x0000000000330000-0x0000000000342000-memory.dmp

            Filesize

            72KB

          • memory/2368-2-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2368-37-0x00000000001F0000-0x00000000001F2000-memory.dmp

            Filesize

            8KB

          • memory/2528-64-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-51-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2528-48-0x0000000000560000-0x0000000000561000-memory.dmp

            Filesize

            4KB

          • memory/2528-50-0x00000000003F0000-0x00000000003F2000-memory.dmp

            Filesize

            8KB

          • memory/2528-21-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-18-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-17-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-22-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-16-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-63-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-24-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-65-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-66-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-67-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-69-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-70-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-155-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2528-19-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-20-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-23-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-14-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-87-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-89-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-91-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-156-0x0000000000680000-0x000000000173A000-memory.dmp

            Filesize

            16.7MB

          • memory/2528-13-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2604-109-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/2604-110-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2604-215-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2604-214-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2604-174-0x0000000000910000-0x00000000019CA000-memory.dmp

            Filesize

            16.7MB

          • memory/2604-111-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2604-85-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2944-62-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2944-162-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2944-161-0x0000000000A10000-0x0000000001ACA000-memory.dmp

            Filesize

            16.7MB

          • memory/2944-130-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2944-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2944-101-0x0000000000270000-0x0000000000271000-memory.dmp

            Filesize

            4KB

          • memory/2944-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB