General

  • Target

    Purchase Order.doc

  • Size

    221KB

  • Sample

    211021-z87qwabfem

  • MD5

    42686e015262b24113364a15b0ee4983

  • SHA1

    f15fc92c8fcdd53b212993b0f1bf12e68570e114

  • SHA256

    59ec21c2cbea8337c61be946ea039cce2316085c64f83aff71e2fa2c72517104

  • SHA512

    785f2eb844579705535b4c068759b67c25840f5ecab9033b15fa8645b1aabdea22bc598e6f0d2ca04fecb9dfade07c05b1a161d9c72c08b72b2e63b56510651a

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jy0b

C2

http://www.filecrev.com/jy0b/

Decoy

lamejorimagen.com

mykabukibrush.com

modgon.com

barefoottherapeutics.com

shimpeg.net

trade-sniper.com

chiangkhancityhotel.com

joblessmoni.club

stespritsubways.com

chico-group.com

nni8.xyz

searchtypically.online

jobsyork.com

bestsales-crypto.com

iqmarketing.info

bullcityphotobooths.com

fwssc.icu

1oc87s.icu

usdiesel.xyz

secrets2optimumnutrition.com

Targets

    • Target

      Purchase Order.doc

    • Size

      221KB

    • MD5

      42686e015262b24113364a15b0ee4983

    • SHA1

      f15fc92c8fcdd53b212993b0f1bf12e68570e114

    • SHA256

      59ec21c2cbea8337c61be946ea039cce2316085c64f83aff71e2fa2c72517104

    • SHA512

      785f2eb844579705535b4c068759b67c25840f5ecab9033b15fa8645b1aabdea22bc598e6f0d2ca04fecb9dfade07c05b1a161d9c72c08b72b2e63b56510651a

    • 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