Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2025 11:28

General

  • Target

    JaffaCakes118_aaaafdbf07bbf3bf082ae5df93f1b09e.exe

  • Size

    502KB

  • MD5

    aaaafdbf07bbf3bf082ae5df93f1b09e

  • SHA1

    74d3235f645b9416370dc5a9eda3191889098678

  • SHA256

    c48c66b35c2ea95218ca0dbeca97046ef5e96ca10abee0712f71d601b70b83eb

  • SHA512

    59aab295b0c59c900451ff080aa991f8641f23faf88c68398c5d724191555146eb0fb8fd4b3b47ccac85554c8d87b26ab5c25f6da7b6ca449eec417fb5e6d649

  • SSDEEP

    12288:e6/DdQHroPTAwpwXQsBPTeoG0HhDtdC2Cp4JSErXDYMkFeSrdNLCQOIvf:V7WsPkA8QsBPyoG0HBrC2zJSKDpkF5rF

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 WinLogon for persistence 2 TTPs 2 IoCs
  • Sality

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

  • Sality family
  • UAC bypass 3 TTPs 1 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 5 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in System32 directory 9 IoCs
  • UPX packed file 27 IoCs

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

  • Drops file in Windows directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 11 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:760
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:764
      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aaaafdbf07bbf3bf082ae5df93f1b09e.exe
        "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aaaafdbf07bbf3bf082ae5df93f1b09e.exe"
        1⤵
        • Checks computer location settings
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2568
        • C:\Windows\SysWOW64\lncom_.exe
          "C:\Windows\system32\lncom_.exe"
          2⤵
          • UAC bypass
          • Executes dropped EXE
          • 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:2152
          • C:\Windows\SysWOW64\netsh.exe
            netsh firewall set opmode disable
            3⤵
            • Modifies Windows Firewall
            • Loads dropped DLL
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:1532
        • C:\Windows\SysWOW64\lncom.exe
          "C:\Windows\system32\lncom.exe"
          2⤵
          • Modifies WinLogon for persistence
          • Adds policy Run key to start application
          • Boot or Logon Autostart Execution: Active Setup
          • Executes dropped EXE
          • Loads dropped DLL
          • Modifies WinLogon
          • Drops file in System32 directory
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1124
          • C:\Windows\SysWOW64\fservice.exe
            C:\Windows\system32\fservice.exe
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in System32 directory
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2264
            • C:\Windows\services.exe
              C:\Windows\services.exe -XP
              4⤵
              • Modifies WinLogon for persistence
              • Adds policy Run key to start application
              • Boot or Logon Autostart Execution: Active Setup
              • Executes dropped EXE
              • Loads dropped DLL
              • Modifies WinLogon
              • Drops file in System32 directory
              • Drops file in Windows directory
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:3060
              • C:\Windows\SysWOW64\NET.exe
                NET STOP srservice
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:5076
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 STOP srservice
                  6⤵
                  • System Location Discovery: System Language Discovery
                  PID:2036
              • C:\Windows\SysWOW64\NET.exe
                NET STOP navapsvc
                5⤵
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4712
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 STOP navapsvc
                  6⤵
                  • System Location Discovery: System Language Discovery
                  PID:3624

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Windows\SysWOW64\lncom.exe

        Filesize

        341KB

        MD5

        ca772d8b4aaaec0967a828385c885e56

        SHA1

        c517abc6103813788828650864aff79f369ec427

        SHA256

        9f688d9924364f88f78a3c6f61443fb20f3eb5a6921f8e900c9b9b0ad2d8e463

        SHA512

        94f0e214343c28d0cc2c6584b660d60564a6cf9371f3d84f08c3206c6cc9d4bc9c2fb2b3d20e7306701314a0b7591e020e2e0d4c81a17510dda5ad741a87d85b

      • C:\Windows\SysWOW64\lncom_.exe

        Filesize

        155KB

        MD5

        90022761d07a92dffaf0d853a2196f0d

        SHA1

        9b224c18539804a12cdf7f993502b8c80cb96308

        SHA256

        771c6cff80c197c726da73d6b187186cd3b2ec97d2db9d8894ad2782d6140e6f

        SHA512

        5f218a09cc045fb4a059a733743c9352f56f43c9f604f2f597e128838808415a56c0f1a1b78b9223907aeda232533bbad2dbd053b09f2ba935cd06f76d1b223d

      • C:\Windows\SysWOW64\reginv.dll

        Filesize

        36KB

        MD5

        d4a3f90e159ffbcbc4f9740de4b7f171

        SHA1

        0542f5d1e2c23dca8d90766b3a8537dc3880e5c9

        SHA256

        2200dd5f83d2fb8c5d3994206a4fa9ff34b4cbfe56ed39a9a03c954cf45d8f77

        SHA512

        5493beb50b5f7d8ec52f32718d01696916ae173456005d0c1294ce695161ce5004aff58ee3892bf5db0f9b23720146a6d3ae8ffbcbbd81f84d894fdc8cf75a94

      • C:\Windows\SysWOW64\winkey.dll

        Filesize

        24KB

        MD5

        43e7d9b875c921ba6be38d45540fb9dd

        SHA1

        f22a73fc0d4aa3ea6c0b8f61d974b028f308acc4

        SHA256

        f1b2b0abe844e6ba812c7f8709a463a7f6c56fa6ac38d376a0739cc3469f795b

        SHA512

        2e74e23c0875b69b82319391c392132f28f4eb45aa412805130382498ae48969a06a2b3a7528b626fa7d7ddb6b006f19f0ef8d73cf73cb9a0c0df44a21077622

      • memory/1124-22-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/1124-78-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/1124-25-0x0000000000BE0000-0x0000000000BE1000-memory.dmp

        Filesize

        4KB

      • memory/2152-14-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2152-28-0x0000000000950000-0x0000000001980000-memory.dmp

        Filesize

        16.2MB

      • memory/2152-41-0x0000000000950000-0x0000000001980000-memory.dmp

        Filesize

        16.2MB

      • memory/2152-60-0x0000000000400000-0x0000000000446000-memory.dmp

        Filesize

        280KB

      • memory/2152-58-0x0000000000950000-0x0000000001980000-memory.dmp

        Filesize

        16.2MB

      • memory/2264-43-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/2264-75-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/2568-23-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/2568-0-0x0000000000400000-0x0000000000403000-memory.dmp

        Filesize

        12KB

      • memory/3060-83-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-85-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-79-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-81-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-82-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-61-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-84-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-80-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-86-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-87-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-88-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-89-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-90-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-91-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-92-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB

      • memory/3060-93-0x0000000000400000-0x00000000005FF000-memory.dmp

        Filesize

        2.0MB