General

  • Target

    LOI.exe

  • Size

    730KB

  • Sample

    210120-z2fqle586n

  • MD5

    17069e546f158a94eebb67883783f236

  • SHA1

    78bf28fc9cfc94fa4b0232d25b3eeebcc1d823e2

  • SHA256

    55e40397f7933e9ae3826ebb13481d4f91f31dd7c8e4de461f5f90679c05ffc6

  • SHA512

    5ae9a6ff39d634c28750a6dea20956dadb29aac92621ac16fb7800fded33de1202ea0e82bd187da0eff2cbbdba7039f821a196e7c0b367aeeb5e18b3ba9f788d

Malware Config

Extracted

Family

formbook

C2

http://www.myoasisforhealing.com/zu8g/

Decoy

teamhumanity2020.com

nestennhome.com

suamaylanhmiennam.com

antigermpros.com

lisatfashions.com

5509bet04.com

vpncreate.com

rangers3.xyz

kotaskeyschains.com

manatapmasalalu.com

mordo.asia

ranelpadon.com

tisnmao.com

eatsourdough.com

spreadthelovestophate.com

superiorvillage.com

ecualeaf.com

tribelogy.net

kaway.online

xp055.com

Targets

    • Target

      LOI.exe

    • Size

      730KB

    • MD5

      17069e546f158a94eebb67883783f236

    • SHA1

      78bf28fc9cfc94fa4b0232d25b3eeebcc1d823e2

    • SHA256

      55e40397f7933e9ae3826ebb13481d4f91f31dd7c8e4de461f5f90679c05ffc6

    • SHA512

      5ae9a6ff39d634c28750a6dea20956dadb29aac92621ac16fb7800fded33de1202ea0e82bd187da0eff2cbbdba7039f821a196e7c0b367aeeb5e18b3ba9f788d

    • 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

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