General

  • Target

    DHL SHIPMENT DOCUMENT CONFIRMATION.xlsx

  • Size

    1.2MB

  • Sample

    210819-m2yf5nrpxa

  • MD5

    9340297140cfcfe44be6ab2a3c554b17

  • SHA1

    5e3392fd4fba9accfafebf80668c2640fbba8a1a

  • SHA256

    256cb797573790a385a9e626ecbb76c2671085ad0d03a4522632babd8f46841c

  • SHA512

    d3dc63d6b69bfd1a048933dc5221520437ffe9c9c0cc6e80aec23e424972d6f2df06cb6c91ce788fc15259f1834a5f2feff669d6eb54ec748fb2c615fa9480cf

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kzk9

C2

http://www.yourmajordomo.com/kzk9/

Decoy

tianconghuo.club

1996-page.com

ourtownmax.net

conservativetreehose.com

synth.repair

donnachicacreperia.com

tentfull.com

weapp.download

surfersink.com

gattlebusinessservices.com

sebastian249.com

anhphuc.company

betternatureproducts.net

defroplate.com

seattlesquidsquad.com

polarjob.com

lendingadvantage.com

angelsondope.com

goportjitney.com

tiendagrupojagr.com

Targets

    • Target

      DHL SHIPMENT DOCUMENT CONFIRMATION.xlsx

    • Size

      1.2MB

    • MD5

      9340297140cfcfe44be6ab2a3c554b17

    • SHA1

      5e3392fd4fba9accfafebf80668c2640fbba8a1a

    • SHA256

      256cb797573790a385a9e626ecbb76c2671085ad0d03a4522632babd8f46841c

    • SHA512

      d3dc63d6b69bfd1a048933dc5221520437ffe9c9c0cc6e80aec23e424972d6f2df06cb6c91ce788fc15259f1834a5f2feff669d6eb54ec748fb2c615fa9480cf

    • Formbook

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

    • Formbook Payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks