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Analysis

  • max time kernel
    92s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2025, 15:51

General

  • Target

    JaffaCakes118_ae968eba5a26495706219fa2957255cd.exe

  • Size

    481KB

  • MD5

    ae968eba5a26495706219fa2957255cd

  • SHA1

    60e0a0b07e080896c96980409f419aecc9740f7b

  • SHA256

    a28314c9bf3aefd41c9bdaf8531d4516c0ca6ce4d269cda1dc992fac6e6f0c93

  • SHA512

    3da73a5af955f4731cb7386d755a2d9002c4c1ad1fbee8ff7004382c147fdf9bd8870db1b9eb1f19b16deb229dd45acd3b84bc8f9e95085dc7e99ba1b14a9a12

  • SSDEEP

    6144:ukY2uQSJliuC3IR7izDC6q9v5bZeIjuQz1G77B1haL7JGKXGDvlCCmBzR7/BZ02w:uB2urJliuC4RSGHrUjfO/GTlCCmJ

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

oy1n

Decoy

tammiestakeyqynaxbsjxgt.com

whbx-sfgsge1009-xvsdf.xyz

0ass52.icu

alfer-creacions.com

jsscr5.icu

kclearyart.com

studioandric.com

2zem.online

convert-course.com

fonduesetdirect.com

pohonrambutan.com

dousujing.net

dizzydamesdesigns.com

sphetbiubr318-nifty.xyz

bolader.com

casaceramique.com

ugrza.tech

pakzak.com

mjrandsons.com

happyandrelaxedstore.com

Signatures

  • Formbook

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

  • Formbook family
  • Formbook payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae968eba5a26495706219fa2957255cd.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae968eba5a26495706219fa2957255cd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\xSTqlBW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1076.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2984
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae968eba5a26495706219fa2957255cd.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ae968eba5a26495706219fa2957255cd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2256-6-0x0000000006F10000-0x0000000006FAC000-memory.dmp

    Filesize

    624KB

  • memory/2256-18-0x0000000074610000-0x0000000074DC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2256-2-0x0000000005DF0000-0x0000000006394000-memory.dmp

    Filesize

    5.6MB

  • memory/2256-3-0x0000000005770000-0x0000000005802000-memory.dmp

    Filesize

    584KB

  • memory/2256-4-0x0000000005930000-0x000000000593A000-memory.dmp

    Filesize

    40KB

  • memory/2256-5-0x0000000074610000-0x0000000074DC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2256-8-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/2256-0-0x000000007461E000-0x000000007461F000-memory.dmp

    Filesize

    4KB

  • memory/2256-1-0x0000000000E90000-0x0000000000F0E000-memory.dmp

    Filesize

    504KB

  • memory/2256-9-0x0000000074610000-0x0000000074DC0000-memory.dmp

    Filesize

    7.7MB

  • memory/2256-10-0x0000000005DA0000-0x0000000005DF8000-memory.dmp

    Filesize

    352KB

  • memory/2256-7-0x0000000005AD0000-0x0000000005ADE000-memory.dmp

    Filesize

    56KB

  • memory/4508-16-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4508-19-0x0000000001640000-0x000000000198A000-memory.dmp

    Filesize

    3.3MB