Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    16-12-2024 03:57

General

  • Target

    e089f803a0c4e085b25e73d57ed46244268ad1fb250ef22f546043db69e6eebf.dll

  • Size

    120KB

  • MD5

    36ef8d9f850799f6681b1b0f36d77b14

  • SHA1

    9d63f151db59043bd89e9ccbdf486360bed57f54

  • SHA256

    e089f803a0c4e085b25e73d57ed46244268ad1fb250ef22f546043db69e6eebf

  • SHA512

    bf9de43a58afefc44d235c463887984b7cf168e3c986675eaf9ecb4e9ee7d9062b4ae8180f264e38e893a6a5ae421f90c25eed7f6cfca22f2f4f6b2b8db94a41

  • SSDEEP

    3072:6jK8wjj91Rl/jBw79cA5A8q9kuP9jI4tQ:6Ozzb/twRcA5B2kuiL

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 45 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1104
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1160
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1184
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\e089f803a0c4e085b25e73d57ed46244268ad1fb250ef22f546043db69e6eebf.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1504
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\e089f803a0c4e085b25e73d57ed46244268ad1fb250ef22f546043db69e6eebf.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2404
              • C:\Users\Admin\AppData\Local\Temp\f7707ce.exe
                C:\Users\Admin\AppData\Local\Temp\f7707ce.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:2704
              • C:\Users\Admin\AppData\Local\Temp\f770973.exe
                C:\Users\Admin\AppData\Local\Temp\f770973.exe
                4⤵
                • Executes dropped EXE
                PID:2632
              • C:\Users\Admin\AppData\Local\Temp\f772388.exe
                C:\Users\Admin\AppData\Local\Temp\f772388.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:1728
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1520

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            43b7f9aebf9f15b46eb4517e106e0af6

            SHA1

            9cc1338f2f7e07e34427345940fd6385c16bac13

            SHA256

            cae3f95e863dfeba2df3d9b99fa54a3116e33afcffd04708718de0eed7dc1634

            SHA512

            1fc89dfe8215b3031d843f2d5dd5318eb161d4f2bf685fb5b3fe7fe21d7f91cb9d25df054accabde63dd5f10800bd21aca679e6076bfbda9bd61924e8c8c4bd5

          • \Users\Admin\AppData\Local\Temp\f7707ce.exe

            Filesize

            97KB

            MD5

            a2b8825f95e3a5b3171cd84b367669fc

            SHA1

            014e9a89d60fb3bb919f8c29f99f5345dc4de260

            SHA256

            a70aa6aaa27b3a3657e5fc570c79b90af6d4d3437bc4e22e497074a323d35261

            SHA512

            216ef9d975022a0a9fbeea4ceb45f61bb8a233686560a63ff5e32dda7609b4d5bac55ad57f572773c4b9573aa94eaab6adaee38afbac347feeafbf087b3139a7

          • memory/1104-28-0x00000000001A0000-0x00000000001A2000-memory.dmp

            Filesize

            8KB

          • memory/1728-108-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1728-213-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1728-110-0x00000000003F0000-0x00000000003F1000-memory.dmp

            Filesize

            4KB

          • memory/1728-212-0x0000000000900000-0x00000000019BA000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-172-0x0000000000900000-0x00000000019BA000-memory.dmp

            Filesize

            16.7MB

          • memory/1728-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/1728-134-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/1728-109-0x00000000003E0000-0x00000000003E2000-memory.dmp

            Filesize

            8KB

          • memory/2404-55-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2404-9-0x0000000000170000-0x0000000000182000-memory.dmp

            Filesize

            72KB

          • memory/2404-82-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2404-84-0x0000000000170000-0x0000000000172000-memory.dmp

            Filesize

            8KB

          • memory/2404-44-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2404-80-0x0000000000360000-0x0000000000372000-memory.dmp

            Filesize

            72KB

          • memory/2404-36-0x0000000000330000-0x0000000000331000-memory.dmp

            Filesize

            4KB

          • memory/2404-58-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2404-57-0x0000000000340000-0x0000000000352000-memory.dmp

            Filesize

            72KB

          • memory/2404-35-0x0000000000320000-0x0000000000322000-memory.dmp

            Filesize

            8KB

          • memory/2404-78-0x0000000000360000-0x0000000000372000-memory.dmp

            Filesize

            72KB

          • memory/2404-8-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2632-59-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2632-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2632-160-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2632-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2632-129-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2632-101-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2704-47-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2704-66-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-67-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-64-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-63-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-62-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-61-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-79-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2704-60-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-86-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-87-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-90-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-14-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-19-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-45-0x0000000000520000-0x0000000000521000-memory.dmp

            Filesize

            4KB

          • memory/2704-48-0x00000000002B0000-0x00000000002B2000-memory.dmp

            Filesize

            8KB

          • memory/2704-22-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-21-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-111-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-112-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-20-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-18-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-156-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-155-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2704-17-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-15-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-13-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-16-0x0000000000630000-0x00000000016EA000-memory.dmp

            Filesize

            16.7MB

          • memory/2704-10-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB