Analysis

  • max time kernel
    31s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2024, 07:26

General

  • Target

    1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll

  • Size

    120KB

  • MD5

    823b82d8bec2ce3b61fe2aeee046e190

  • SHA1

    c4eaebfe4e13615c0a6c8f70a0da670205aba82a

  • SHA256

    1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4c

  • SHA512

    4fc8bf511025260c6ecaac079ce6ff8b382806f93c9a28d64311fa8d6c893260fd6a25f4e0421192d99f18a4e696fe0fd2b5e7d0f8ea26063c44670f9eb75e31

  • SSDEEP

    1536:ZE/JHv1C5D7LL54JyaURwJvIFnG+nX/+O7FR2rTfdTiw9+z4WOoiGX3GeAcfRJx:ytC5P31RTFnZPb2f1GwAvOCG3O

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 9 IoCs

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

  • UPX packed file 27 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 39 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:1168
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1200
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2824
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\1e16eeca50e75e7f20df367db63348d3393bb9dbeab055004cedff76414abb4cN.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2924
              • C:\Users\Admin\AppData\Local\Temp\f766b03.exe
                C:\Users\Admin\AppData\Local\Temp\f766b03.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:2948
              • C:\Users\Admin\AppData\Local\Temp\f766c5a.exe
                C:\Users\Admin\AppData\Local\Temp\f766c5a.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:536
              • C:\Users\Admin\AppData\Local\Temp\f76950f.exe
                C:\Users\Admin\AppData\Local\Temp\f76950f.exe
                4⤵
                • Executes dropped EXE
                PID:2260
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1716

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Windows\SYSTEM.INI

                  Filesize

                  257B

                  MD5

                  b944eb765d20af4b108907f2c4002a76

                  SHA1

                  ec7d7ecb526324b558736b8a1c03beb907bb399e

                  SHA256

                  7823b143a41997f932946bc994cc41ce6c6a0dc02c6305985161f02fa28f8154

                  SHA512

                  b692d7a902f636f71825b9d4307c5a5311e2d763c013f57e4a3918bd136801879dd03acd92a268fb570214642914d66ca7dff9708f5b4578f62fa101bc6f3fb8

                • \Users\Admin\AppData\Local\Temp\f766b03.exe

                  Filesize

                  97KB

                  MD5

                  66d41e0f149e01e24d869376f09b051f

                  SHA1

                  100d1e937afc4a2570b335c70e8cd366cd48944c

                  SHA256

                  f650e3e07bf97f9f79f4f11cf8342a5aa4ca87f6a6b3a525effeeaceafcbba14

                  SHA512

                  298a6d567894430005d9541ea36e4d25f3823d79247e08a16e7bc8eb8bd3c74b884c14c0a5bbb8a8b33b72dd999085bcbc44f21a6e2f68c84ec041b7480f1103

                • memory/536-77-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/536-183-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/536-182-0x00000000009C0000-0x0000000001A7A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/536-138-0x00000000009C0000-0x0000000001A7A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/536-101-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/536-76-0x0000000000220000-0x0000000000222000-memory.dmp

                  Filesize

                  8KB

                • memory/536-59-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/536-75-0x0000000000230000-0x0000000000231000-memory.dmp

                  Filesize

                  4KB

                • memory/1116-27-0x00000000001D0000-0x00000000001D2000-memory.dmp

                  Filesize

                  8KB

                • memory/2260-157-0x0000000000260000-0x0000000000262000-memory.dmp

                  Filesize

                  8KB

                • memory/2260-150-0x00000000003F0000-0x00000000003F1000-memory.dmp

                  Filesize

                  4KB

                • memory/2260-187-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2924-87-0x0000000000280000-0x0000000000292000-memory.dmp

                  Filesize

                  72KB

                • memory/2924-36-0x0000000000250000-0x0000000000251000-memory.dmp

                  Filesize

                  4KB

                • memory/2924-35-0x0000000000200000-0x0000000000202000-memory.dmp

                  Filesize

                  8KB

                • memory/2924-44-0x0000000000250000-0x0000000000251000-memory.dmp

                  Filesize

                  4KB

                • memory/2924-91-0x00000000001D0000-0x00000000001D2000-memory.dmp

                  Filesize

                  8KB

                • memory/2924-88-0x0000000000200000-0x0000000000202000-memory.dmp

                  Filesize

                  8KB

                • memory/2924-60-0x0000000000260000-0x0000000000272000-memory.dmp

                  Filesize

                  72KB

                • memory/2924-55-0x0000000000200000-0x0000000000202000-memory.dmp

                  Filesize

                  8KB

                • memory/2924-58-0x0000000000200000-0x0000000000202000-memory.dmp

                  Filesize

                  8KB

                • memory/2924-86-0x0000000000280000-0x0000000000292000-memory.dmp

                  Filesize

                  72KB

                • memory/2924-8-0x00000000001D0000-0x00000000001E2000-memory.dmp

                  Filesize

                  72KB

                • memory/2924-1-0x0000000010000000-0x0000000010020000-memory.dmp

                  Filesize

                  128KB

                • memory/2948-64-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-98-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-62-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-66-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-61-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-57-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-17-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-65-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-14-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-45-0x0000000000520000-0x0000000000521000-memory.dmp

                  Filesize

                  4KB

                • memory/2948-48-0x00000000003F0000-0x00000000003F2000-memory.dmp

                  Filesize

                  8KB

                • memory/2948-21-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-93-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-94-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-95-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-63-0x00000000003F0000-0x00000000003F2000-memory.dmp

                  Filesize

                  8KB

                • memory/2948-100-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-16-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-102-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-103-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-106-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-107-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-126-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB

                • memory/2948-19-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-20-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-13-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-11-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-15-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-18-0x0000000000650000-0x000000000170A000-memory.dmp

                  Filesize

                  16.7MB

                • memory/2948-10-0x0000000000400000-0x0000000000412000-memory.dmp

                  Filesize

                  72KB