Analysis

  • max time kernel
    144s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 03:16

General

  • Target

    f50da061ba24d56e3121a2a9ad82402d_JaffaCakes118.exe

  • Size

    293KB

  • MD5

    f50da061ba24d56e3121a2a9ad82402d

  • SHA1

    a895da1a7db8ed660fb707f0981328fde1388d73

  • SHA256

    bd52e6cb9f9f9cddcad91dd9a9574a74f007d66f3c1f72a4e7618ea17c2354cc

  • SHA512

    db7d85227c66d627d52c45bdc274fc0286109e9ed23f503833c130c629759c3b68404627aa241b5b8118cf9783ca3abd6d83c36f6cabd354f59d2e00a71c7d98

  • SSDEEP

    6144:E08wLkUthveqDaWM8HleuLPJ+FFWVaJOHO4TyQOI5JgpcvqNplc4F4bsVYexS:E08MkUDvwoeiPMFFJJCXT0Iw5p4brGS

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Executes dropped EXE 10 IoCs
  • Drops file in System32 directory 22 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

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

  • Modifies registry class 33 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f50da061ba24d56e3121a2a9ad82402d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f50da061ba24d56e3121a2a9ad82402d_JaffaCakes118.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1880
    • C:\Windows\SysWOW64\taskmrg.exe
      C:\Windows\system32\taskmrg.exe 1324 "C:\Users\Admin\AppData\Local\Temp\f50da061ba24d56e3121a2a9ad82402d_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4192
      • C:\Windows\SysWOW64\taskmrg.exe
        C:\Windows\system32\taskmrg.exe 1192 "C:\Windows\SysWOW64\taskmrg.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4912
        • C:\Windows\SysWOW64\taskmrg.exe
          C:\Windows\system32\taskmrg.exe 1156 "C:\Windows\SysWOW64\taskmrg.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2736
          • C:\Windows\SysWOW64\taskmrg.exe
            C:\Windows\system32\taskmrg.exe 1168 "C:\Windows\SysWOW64\taskmrg.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2916
            • C:\Windows\SysWOW64\taskmrg.exe
              C:\Windows\system32\taskmrg.exe 1124 "C:\Windows\SysWOW64\taskmrg.exe"
              6⤵
              • Executes dropped EXE
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:896
              • C:\Windows\SysWOW64\taskmrg.exe
                C:\Windows\system32\taskmrg.exe 1176 "C:\Windows\SysWOW64\taskmrg.exe"
                7⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Modifies registry class
                • Suspicious use of WriteProcessMemory
                PID:3076
                • C:\Windows\SysWOW64\taskmrg.exe
                  C:\Windows\system32\taskmrg.exe 1164 "C:\Windows\SysWOW64\taskmrg.exe"
                  8⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Modifies registry class
                  • Suspicious use of WriteProcessMemory
                  PID:4712
                  • C:\Windows\SysWOW64\taskmrg.exe
                    C:\Windows\system32\taskmrg.exe 1184 "C:\Windows\SysWOW64\taskmrg.exe"
                    9⤵
                    • Executes dropped EXE
                    • Drops file in System32 directory
                    • System Location Discovery: System Language Discovery
                    • Modifies registry class
                    • Suspicious use of WriteProcessMemory
                    PID:3732
                    • C:\Windows\SysWOW64\taskmrg.exe
                      C:\Windows\system32\taskmrg.exe 1188 "C:\Windows\SysWOW64\taskmrg.exe"
                      10⤵
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      • Modifies registry class
                      • Suspicious use of WriteProcessMemory
                      PID:640
                      • C:\Windows\SysWOW64\taskmrg.exe
                        C:\Windows\system32\taskmrg.exe 1172 "C:\Windows\SysWOW64\taskmrg.exe"
                        11⤵
                        • Executes dropped EXE
                        • Drops file in System32 directory
                        • System Location Discovery: System Language Discovery
                        • Modifies registry class
                        PID:1012

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\taskmrg.exe

    Filesize

    293KB

    MD5

    f50da061ba24d56e3121a2a9ad82402d

    SHA1

    a895da1a7db8ed660fb707f0981328fde1388d73

    SHA256

    bd52e6cb9f9f9cddcad91dd9a9574a74f007d66f3c1f72a4e7618ea17c2354cc

    SHA512

    db7d85227c66d627d52c45bdc274fc0286109e9ed23f503833c130c629759c3b68404627aa241b5b8118cf9783ca3abd6d83c36f6cabd354f59d2e00a71c7d98

  • memory/640-89-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/640-86-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/896-74-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/896-72-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/1880-6-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-22-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-25-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-35-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-34-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-19-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-33-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-32-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-31-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-30-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-29-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/1880-24-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-23-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-48-0x00000000049B0000-0x00000000049B1000-memory.dmp

    Filesize

    4KB

  • memory/1880-20-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-18-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-17-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-16-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-15-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-14-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-13-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-12-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-11-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-10-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-9-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-8-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-28-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-27-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-26-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-7-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-47-0x0000000004990000-0x0000000004991000-memory.dmp

    Filesize

    4KB

  • memory/1880-3-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-45-0x0000000002550000-0x0000000002551000-memory.dmp

    Filesize

    4KB

  • memory/1880-21-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-4-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-46-0x00000000049A0000-0x00000000049A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-37-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/1880-36-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/1880-44-0x0000000004980000-0x0000000004981000-memory.dmp

    Filesize

    4KB

  • memory/1880-43-0x0000000000750000-0x0000000000751000-memory.dmp

    Filesize

    4KB

  • memory/1880-42-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-41-0x0000000002370000-0x0000000002371000-memory.dmp

    Filesize

    4KB

  • memory/1880-40-0x00000000006E0000-0x00000000006E1000-memory.dmp

    Filesize

    4KB

  • memory/1880-39-0x00000000006C0000-0x00000000006C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-38-0x0000000002360000-0x0000000002361000-memory.dmp

    Filesize

    4KB

  • memory/1880-55-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/1880-54-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/1880-57-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/1880-0-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/1880-1-0x0000000002350000-0x0000000002356000-memory.dmp

    Filesize

    24KB

  • memory/1880-2-0x00000000023A0000-0x00000000023A1000-memory.dmp

    Filesize

    4KB

  • memory/1880-5-0x00000000023C0000-0x00000000023C1000-memory.dmp

    Filesize

    4KB

  • memory/2736-67-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/2736-65-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/2916-68-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/2916-70-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/3076-75-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/3076-78-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/3732-85-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/3732-83-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4192-60-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4192-58-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4712-79-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4712-81-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4912-61-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB

  • memory/4912-64-0x0000000000400000-0x0000000000567000-memory.dmp

    Filesize

    1.4MB