General

  • Target

    P-202110293029384.doc

  • Size

    520KB

  • Sample

    211029-vej1haadbk

  • MD5

    5d70f853c62e03f61e0ad43f4a96db4c

  • SHA1

    9d42c23efbe67ec377e77b694c6d2782ac9d24da

  • SHA256

    8ae5bb65fe97959f7ff2f34fbf055a94a35fb0c9853448ddf8d20b25dc4e4889

  • SHA512

    f42bf029c30375046178a681f90ed0b011c2ecd970f48ed39f1c9d0d3e993efdf2a0f15cd02f89097d7bc302d41259bfa67a772c35d60845f244a824909b57f4

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ob7y

C2

http://www.metanewsroom.net/ob7y/

Decoy

ipsdjf.com

mlphntec.com

restaurant-day.store

writeramylong.com

flokigamefi.com

usetianyi.xyz

punishstrikebreaker.quest

ericnfleming.com

dhhwtieen.xyz

milfhackers.com

fewefie.store

pithstsdiet.store

kirsten-hemmerich.com

casinolopoca.com

sigag.xyz

geilepoes.com

metawhatsapp.art

sarjin.xyz

toprabatte.net

lotofbrave.club

Targets

    • Target

      P-202110293029384.doc

    • Size

      520KB

    • MD5

      5d70f853c62e03f61e0ad43f4a96db4c

    • SHA1

      9d42c23efbe67ec377e77b694c6d2782ac9d24da

    • SHA256

      8ae5bb65fe97959f7ff2f34fbf055a94a35fb0c9853448ddf8d20b25dc4e4889

    • SHA512

      f42bf029c30375046178a681f90ed0b011c2ecd970f48ed39f1c9d0d3e993efdf2a0f15cd02f89097d7bc302d41259bfa67a772c35d60845f244a824909b57f4

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Exploitation for Client Execution

1
T1203

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks