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Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    05/01/2025, 04:39

General

  • Target

    JaffaCakes118_8c0ee1047417c73e05ff20905963357e.exe

  • Size

    830KB

  • MD5

    8c0ee1047417c73e05ff20905963357e

  • SHA1

    4870480c602168a6b0d5572810ca7289107df0d9

  • SHA256

    6d6ed63e357100a38b5bb4f4a256be07e34960bf25dbf0cc7d8f6b66e06d2df3

  • SHA512

    7005b8ffcb3837deb0f4e238ae60d8037c83e12d4b3e911efaba6d414e6c52deeef4cf2b8bf26bec2e720edd870ba2d4570a6ad92ce40db0037efac2b0c4c41e

  • SSDEEP

    24576:TLnGQYTq2UThCPIrkZZAF4tDc0eYOsUjzR:fxYT9/AkHAOtPWsazR

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cb2k

Decoy

prets-personnels-faciles-1.com

lavandica.com

855goldenpark.com

ebrandschool.com

annielaineinspirations.com

tuscumbiadivorceattorney.com

lovarebanwgt74.xyz

car-plus.info

fireloops.net

psychtechsolutions.com

didubreak.com

cursodesigndesobrancelhas.com

berrymyrick.com

visit-croatia-now.com

chamonix-cars.club

1679tnpnd01uzznpvfu8795.com

noisedelayrecovery.com

sergiotimoteo.com

lplc.cloud

ppezjo.com

Signatures

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

  • Formbook family
  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c0ee1047417c73e05ff20905963357e.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c0ee1047417c73e05ff20905963357e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2188
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LyTtZRlfdo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3C45.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1692
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8c0ee1047417c73e05ff20905963357e.exe
      "{path}"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3068
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 36
        3⤵
        • Program crash
        PID:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3C45.tmp

    Filesize

    1KB

    MD5

    05761a2bbe27d267a9fc06bbcb292606

    SHA1

    aabab960e121d26a5e6f1820f1af4a5a5773635b

    SHA256

    1e1e10c6d3c50681abddaa21c0cc15941504fef1ac18baaed7ea08f312a0e9a9

    SHA512

    ab7599720fb11d3cad3c3d003aa83e793c17f2cf9e52e4ad23b157d440da212a88389e6b84229c861e922eb8f7b2e9b171bf4a125c67daeecec82c613e3dda4b

  • memory/2188-6-0x0000000005B20000-0x0000000005BA8000-memory.dmp

    Filesize

    544KB

  • memory/2188-2-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2188-3-0x00000000003E0000-0x00000000003F4000-memory.dmp

    Filesize

    80KB

  • memory/2188-4-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/2188-5-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/2188-0-0x000000007479E000-0x000000007479F000-memory.dmp

    Filesize

    4KB

  • memory/2188-7-0x0000000000A50000-0x0000000000A84000-memory.dmp

    Filesize

    208KB

  • memory/2188-1-0x0000000000FE0000-0x00000000010B6000-memory.dmp

    Filesize

    856KB

  • memory/2188-17-0x0000000074790000-0x0000000074E7E000-memory.dmp

    Filesize

    6.9MB

  • memory/3068-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/3068-11-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3068-16-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3068-13-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB