General

  • Target

    21.exe

  • Size

    12.5MB

  • Sample

    240510-wkrg7sdb43

  • MD5

    af8e86c5d4198549f6375df9378f983c

  • SHA1

    7ab5ed449b891bd4899fba62d027a2cc26a05e6f

  • SHA256

    7570a7a6830ade05dcf862d5862f12f12445dbd3c0ad7433d90872849e11c267

  • SHA512

    137f5a281aa15802e300872fdf93b9ee014d2077c29d30e5a029664eb0991af2afbe1e5c53a9d7bff8f0508393a8b7641c5a97b4b0e0061befb79a93506c94e1

  • SSDEEP

    393216:oKzkshyIMtAcwzhQ/CceAocPwz3fwnjWKlDc8F6tB:BzkmSmzS/Be/cPquj7D36r

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

w9z

Decoy

crazzysex.com

hanferd.com

gteesrd.com

bayfrontbabyplace.com

jicuiquan.net

relationshiplink.net

ohchacyberphoto.com

kauegimenes.com

powerful-seldom.com

ketotoken.com

make-money-online-success.com

redgoldcollection.com

hannan-football.com

hamptondc.com

vllii.com

aa8520.com

platform35markethall.com

larozeimmo.com

oligopoly.net

llhak.info

Extracted

Family

gozi

Attributes
  • exe_type

    loader

Extracted

Family

gozi

Botnet

86920224

C2

https://sibelikinciel.xyz

Attributes
  • build

    300869

  • exe_type

    loader

  • server_id

    12

  • url_path

    index.htm

rsa_pubkey.plain
serpent.plain

Extracted

Family

formbook

Version

4.1

Campaign

i0qi

Decoy

mytakeawaybox.com

goutaihuo.com

kuzey.site

uppertenpiercings.amsterdam

honeygrandpa.com

jenniferabramslaw.com

ncarian.com

heavilymeditatedhouston.com

gsbjyzx.com

akisanblog.com

taoyuanreed.com

jasperrvservices.com

yabbanet.com

myhealthfuldiet.com

flipdigitalcoins.com

toes.photos

shoottillyoumiss.com

maserental.com

smarteacher.net

hamdimagdeco.com

Targets

    • Target

      21.exe

    • Size

      12.5MB

    • MD5

      af8e86c5d4198549f6375df9378f983c

    • SHA1

      7ab5ed449b891bd4899fba62d027a2cc26a05e6f

    • SHA256

      7570a7a6830ade05dcf862d5862f12f12445dbd3c0ad7433d90872849e11c267

    • SHA512

      137f5a281aa15802e300872fdf93b9ee014d2077c29d30e5a029664eb0991af2afbe1e5c53a9d7bff8f0508393a8b7641c5a97b4b0e0061befb79a93506c94e1

    • SSDEEP

      393216:oKzkshyIMtAcwzhQ/CceAocPwz3fwnjWKlDc8F6tB:BzkmSmzS/Be/cPquj7D36r

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Formbook

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

    • Gozi

      Gozi is a well-known and widely distributed banking trojan.

    • AgentTesla payload

    • CryptOne packer

      Detects CryptOne packer defined in NCC blogpost.

    • Formbook payload

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Modifies file permissions

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks