Analysis

  • max time kernel
    125s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06-05-2023 21:41

General

  • Target

    b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf.exe

  • Size

    745KB

  • MD5

    48353808819cf7a6d4557da32df96924

  • SHA1

    188dea1e06e75391cc42fafe84e16396cafae2c9

  • SHA256

    b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf

  • SHA512

    96995e1a500ecff32a36f646d4a5d328f7343a75a3b43a3f0d5a7a73d6769fd015e82bd7c5b47e079149c628e821e87906feb70f2a84d8c6e254649d7a27dbdc

  • SSDEEP

    12288:jBdwsj8LCTdPo7wQbVhc6DTmp2OKlsThMsL9fkFnS:fdj8Lai7/vRDTmYHIMzNS

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m2x5

Decoy

rosetintedglass.com

faeyzawijayasofa.com

sedrik-osvald.online

nothingyun.top

qsoftware.dev

opravka.com

cepteavm.com

dieselmatecivils.com

miscositaspersonalizadas.com

hyxy56.com

tlhhhumor.xyz

heyxin.com

63hdrg1sea9t5by.buzz

chinaita.net

harmonizedwomenshealth.com

explosivearoma.com

biabettv76.com

336rrr.com

168fuzhuang.com

titanj12.com

Signatures

  • Formbook

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

  • Formbook payload 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf.exe
    "C:\Users\Admin\AppData\Local\Temp\b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1504
    • C:\Users\Admin\AppData\Local\Temp\b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf.exe
      "C:\Users\Admin\AppData\Local\Temp\b5e3575e253ae6811203e02d42fda718a5655baec9545f839ceb4473e5de33bf.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1156

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1156-63-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1156-66-0x0000000000700000-0x0000000000A03000-memory.dmp

    Filesize

    3.0MB

  • memory/1156-62-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1156-64-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1156-65-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1504-57-0x00000000003F0000-0x0000000000400000-memory.dmp

    Filesize

    64KB

  • memory/1504-60-0x00000000049D0000-0x0000000004A10000-memory.dmp

    Filesize

    256KB

  • memory/1504-61-0x0000000000E70000-0x0000000000EA8000-memory.dmp

    Filesize

    224KB

  • memory/1504-59-0x00000000048D0000-0x0000000004940000-memory.dmp

    Filesize

    448KB

  • memory/1504-58-0x0000000000440000-0x000000000044C000-memory.dmp

    Filesize

    48KB

  • memory/1504-54-0x0000000000EC0000-0x0000000000F80000-memory.dmp

    Filesize

    768KB

  • memory/1504-56-0x00000000049D0000-0x0000000004A10000-memory.dmp

    Filesize

    256KB

  • memory/1504-55-0x00000000049D0000-0x0000000004A10000-memory.dmp

    Filesize

    256KB