General

  • Target

    Proof of payment.doc

  • Size

    25KB

  • Sample

    220111-ra56dsgbbl

  • MD5

    72b5faa2facec80772b70a01bae1c0b0

  • SHA1

    86bbe9fbc76392d2e7faa5815b3bd134b3e5b50c

  • SHA256

    cec9a413c1844c029f7801e4d74e941215d8f328169ccb37fb909c73651bde6b

  • SHA512

    15206180022ec808a7d3d68677b162af126a4d5a1fb5967ce43e2d9163ea98c78409ad6159edbc5c3686da6799f95cd75f57ed4f067e56205580322b2521f7fc

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a83r

Decoy

comercializadoralonso.com

durhamschoolservces.com

onegreencapital.com

smartcities24.com

maquinas.store

brianlovesbonsai.com

xin41518s.com

moneyearnus.xyz

be-mix.com

fengyat.club

inspectdecided.xyz

paksafpakistan.com

orhidlnt.top

princesuraj.com

vietnamvodka.com

renewnow.site

imageservices.xyz

luxurytravelfranchise.com

kp112.red

royalyorkfirewood.com

Targets

    • Target

      Proof of payment.doc

    • Size

      25KB

    • MD5

      72b5faa2facec80772b70a01bae1c0b0

    • SHA1

      86bbe9fbc76392d2e7faa5815b3bd134b3e5b50c

    • SHA256

      cec9a413c1844c029f7801e4d74e941215d8f328169ccb37fb909c73651bde6b

    • SHA512

      15206180022ec808a7d3d68677b162af126a4d5a1fb5967ce43e2d9163ea98c78409ad6159edbc5c3686da6799f95cd75f57ed4f067e56205580322b2521f7fc

    • Formbook

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

    • suricata: ET MALWARE FormBook CnC Checkin (GET)

      suricata: ET MALWARE FormBook CnC Checkin (GET)

    • Formbook Payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Exploitation for Client Execution

1
T1203

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks