General

  • Target

    Payment_4372889.exe

  • Size

    735KB

  • Sample

    210118-avl64cppqe

  • MD5

    d7e382bb4854061f9fc7a9806da0d7af

  • SHA1

    07150c8377209b185e017d858f0cd6704ab2c732

  • SHA256

    ee559d67bcad95fc4e1e6c867908b0b84338472a30d28d34da415c7efbd48f2b

  • SHA512

    2f1ae72ebc57a8b312740425113240a0de56aab10c2248f31b7f66e452a30f2583e32bfaaaacf9f3f4ee692aef09196477075441d5be24ad6be7630137b22a25

Malware Config

Extracted

Family

formbook

C2

http://www.merckcbd.com/dei5/

Decoy

studiomullerphoto.com

reallionairewear.com

dogsalondoggy-tail.com

excelmache.net

bigdiscounters.com

7986799.com

ignition.guru

xiaoxu.info

jpinpd.com

solpool.info

uchooswrewards.com

everestengineeringworks.com

qianglongzhipin.com

deepimper-325.com

appliedrate.com

radsazemehr.com

vivabematividadesfisicas.com

capacitalo.com

somecore.com

listingclass.net

Targets

    • Target

      Payment_4372889.exe

    • Size

      735KB

    • MD5

      d7e382bb4854061f9fc7a9806da0d7af

    • SHA1

      07150c8377209b185e017d858f0cd6704ab2c732

    • SHA256

      ee559d67bcad95fc4e1e6c867908b0b84338472a30d28d34da415c7efbd48f2b

    • SHA512

      2f1ae72ebc57a8b312740425113240a0de56aab10c2248f31b7f66e452a30f2583e32bfaaaacf9f3f4ee692aef09196477075441d5be24ad6be7630137b22a25

    • Formbook

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

    • Formbook Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Deletes itself

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Tasks