Overview

overview

9

Static

static

3

81cae7a192...18.exe

windows7-x64

9

81cae7a192...18.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/08/2024, 21:29

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General

  • Target

    81cae7a19295b5c206ef14d05408e79e_JaffaCakes118.exe

  • Size

    1.4MB

  • MD5

    81cae7a19295b5c206ef14d05408e79e

  • SHA1

    9b0df840cc9f990b4fffaee63e5fe67cc1efa867

  • SHA256

    238bf03c48bb23cfa34fd97d062ce88b093e294c375c6c4302e592eb79f71a02

  • SHA512

    b090d4f168fd5cb38335815d4a6394aff11f0401ae8a9d893fd7626d892395c5e03fba3c942ba7aa8af87a6c6d74d87c3476a3d75e099b5e3e3f37f98a5cf380

  • SSDEEP

    24576:jpmcsLiv18t8EJI639h4Ug7efYPZ6E2W0EjgoGxtau1NdX9r4aAZpN28:jkdL+CICM2WjgRtJ1jNkZ28

Score
9/10
discoveryevasion

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
    evasion
  • Checks BIOS information in registry 2 TTPs 1 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    evasion
  • Program crash 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\81cae7a19295b5c206ef14d05408e79e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\81cae7a19295b5c206ef14d05408e79e_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • System Location Discovery: System Language Discovery
    PID:2612
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 220
      2⤵
      • Program crash
      PID:4420
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 388
      2⤵
      • Program crash
      PID:4412
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 840
      2⤵
      • Program crash
      PID:4792
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 140
      2⤵
      • Program crash
      PID:1536
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2612 -ip 2612
    1⤵
      PID:640
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2612 -ip 2612
      1⤵
        PID:2024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2612 -ip 2612
        1⤵
          PID:2740
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2612 -ip 2612
          1⤵
            PID:3812

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • memory/2612-0-0x0000000000400000-0x0000000000596000-memory.dmp

                  Filesize

                  1.6MB

                  Download

                • memory/2612-1-0x0000000000400000-0x0000000000596000-memory.dmp

                  Filesize

                  1.6MB

                  Download