Analysis

  • max time kernel
    32s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2024 22:18

General

  • Target

    abc028a50bb678eb3c16aedf546665c896f1a0bfd49af273960478e35ff68a45N.dll

  • Size

    120KB

  • MD5

    f29bc41d003ac4168e5b53f5e92d8e10

  • SHA1

    88ba1fb18b369b2b193f596913c43b2a0c5ff51e

  • SHA256

    abc028a50bb678eb3c16aedf546665c896f1a0bfd49af273960478e35ff68a45

  • SHA512

    29d441cb9e9b548ff929978ce005a41241146cb8e841d0796dee1ad0a94403780291c2201ee152c1c0247142ec4382e2d2d72d14d1409c493298d1dbb2de3159

  • SSDEEP

    1536:u49NCEapfeZnWSkBUGJ32Wlr+EchS7ibXMfmleUcN+sE57mn+3gQuOWSgG0CCEQ:V9c9qFk3p2W1ZcJbeQeUi+H2q/WSgJE

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 13 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 42 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Windows\system32\taskhost.exe
    "taskhost.exe"
    1⤵
      PID:1128
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1220
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
          PID:1268
          • C:\Windows\system32\rundll32.exe
            rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc028a50bb678eb3c16aedf546665c896f1a0bfd49af273960478e35ff68a45N.dll,#1
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:2304
            • C:\Windows\SysWOW64\rundll32.exe
              rundll32.exe C:\Users\Admin\AppData\Local\Temp\abc028a50bb678eb3c16aedf546665c896f1a0bfd49af273960478e35ff68a45N.dll,#1
              3⤵
              • Loads dropped DLL
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:2608
              • C:\Users\Admin\AppData\Local\Temp\f786ef9.exe
                C:\Users\Admin\AppData\Local\Temp\f786ef9.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:636
              • C:\Users\Admin\AppData\Local\Temp\f787159.exe
                C:\Users\Admin\AppData\Local\Temp\f787159.exe
                4⤵
                • Executes dropped EXE
                PID:2900
              • C:\Users\Admin\AppData\Local\Temp\f788a93.exe
                C:\Users\Admin\AppData\Local\Temp\f788a93.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 Location Discovery: System Language Discovery
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                • System policy modification
                PID:2700
        • C:\Windows\system32\DllHost.exe
          C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
          1⤵
            PID:1696

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Windows\SYSTEM.INI

            Filesize

            257B

            MD5

            89699c8afd4000ca4093d0b37475aa56

            SHA1

            8e7fec383f54c9a942d6120d1a7ce8996027f454

            SHA256

            abf44789b03c496920297fe6463dd8a8931e4ca9726ee90c6045fd4b0f9de08b

            SHA512

            aa94a87b6a38b0c01a09402e20de47e413c4d06ff51b1daf3bf4b645a9116d566a383c8141ebb59df1057e822f72d739a7fd4b5b554edfca876d13796e24a8e4

          • \Users\Admin\AppData\Local\Temp\f786ef9.exe

            Filesize

            97KB

            MD5

            4e27a8b8630dc3d99175032dba881e24

            SHA1

            aacd738c7b7547715b24535fc9736350fbfd0377

            SHA256

            72250f50036ccb093271779db58214643984f8b4b19c55d2148f0c75904751e7

            SHA512

            ea648c5442de4fcb9fce20858b2dfdda667e02ef626439a07b4fd63caa3d7e98618b79dd73b848138a95257f2221c08f666815708b2e5aa84a1e7b9c0f07d40e

          • memory/636-63-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/636-70-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-148-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-14-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/636-147-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/636-109-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-65-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-107-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-106-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-86-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-85-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-22-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-42-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-40-0x0000000000480000-0x0000000000481000-memory.dmp

            Filesize

            4KB

          • memory/636-84-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-23-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-17-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-15-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-41-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-66-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-21-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-20-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-19-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-18-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-68-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-43-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-67-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/636-62-0x0000000000430000-0x0000000000432000-memory.dmp

            Filesize

            8KB

          • memory/636-64-0x00000000005B0000-0x000000000166A000-memory.dmp

            Filesize

            16.7MB

          • memory/1128-24-0x0000000001B40000-0x0000000001B42000-memory.dmp

            Filesize

            8KB

          • memory/2608-32-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2608-1-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2608-44-0x00000000001C0000-0x00000000001C1000-memory.dmp

            Filesize

            4KB

          • memory/2608-31-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2608-13-0x0000000000160000-0x0000000000172000-memory.dmp

            Filesize

            72KB

          • memory/2608-82-0x0000000000160000-0x0000000000166000-memory.dmp

            Filesize

            24KB

          • memory/2608-78-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2608-12-0x0000000000160000-0x0000000000172000-memory.dmp

            Filesize

            72KB

          • memory/2608-52-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2608-54-0x0000000000210000-0x0000000000222000-memory.dmp

            Filesize

            72KB

          • memory/2608-3-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2608-4-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2608-55-0x00000000001B0000-0x00000000001B2000-memory.dmp

            Filesize

            8KB

          • memory/2608-0-0x0000000010000000-0x0000000010020000-memory.dmp

            Filesize

            128KB

          • memory/2700-104-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2700-197-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2700-101-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2700-156-0x0000000000990000-0x0000000001A4A000-memory.dmp

            Filesize

            16.7MB

          • memory/2700-102-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2700-196-0x0000000000990000-0x0000000001A4A000-memory.dmp

            Filesize

            16.7MB

          • memory/2700-83-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2900-103-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2900-126-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB

          • memory/2900-153-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2900-97-0x00000000002B0000-0x00000000002B1000-memory.dmp

            Filesize

            4KB

          • memory/2900-56-0x0000000000400000-0x0000000000412000-memory.dmp

            Filesize

            72KB

          • memory/2900-105-0x0000000000260000-0x0000000000262000-memory.dmp

            Filesize

            8KB