Resubmissions

24-06-2024 00:58

240624-bbzf8svfpq 10

18-06-2024 23:03

240618-21zreasgrl 10

General

  • Target

    1.zip

  • Size

    14.6MB

  • Sample

    240624-bbzf8svfpq

  • MD5

    fb4fd12a45bf9ca32c69abadf7e3a45c

  • SHA1

    f8944c795a7e80df7d6fa6a3c05e0a5bf73e3453

  • SHA256

    55ced8dbb6f6bfd32b67b6fff510d3e52f09c5b73f10ff68da4d72fc8705f0f0

  • SHA512

    58ab45b47c4368b67a52d4143a2d88f3fe2f4dbabc9e6a0198fc475a6f15f559661642392c812ccc881e80f8eea57625c690c15a286b69050edc09fae63656b3

  • SSDEEP

    393216:NgR4q5mYg9UMs57EL4cAagQN+vzh8r/wUBHYGpspdu9XEWQ:qR4ewQ5gLfAHQNe2/NHzsz

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

danabot

C2

92.204.160.54

2.56.213.179

45.153.186.47

93.115.21.29

185.45.193.50

193.34.166.247

rsa_pubkey.plain

Targets

    • Target

      1.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.

    • Danabot

      Danabot is a modular banking Trojan that has been linked with other malware.

    • Danabot x86 payload

      Detection of Danabot x86 payload, mapped in memory during the execution of its loader.

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

    • Formbook

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

    • Gozi

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

    • Qakbot/Qbot

      Qbot or Qakbot is a sophisticated worm with banking capabilities.

    • AgentTesla payload

    • CryptOne packer

      Detects CryptOne packer defined in NCC blogpost.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Formbook payload

    • Looks for VirtualBox Guest Additions in registry

    • ReZer0 packer

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

    • Renames multiple (442) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Adds policy Run key to start application

    • Blocklisted process makes network request

    • Drops file in Drivers directory

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Maps connected drives based on registry

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      processhacker-2.39-setup.exe

    • Size

      2.2MB

    • MD5

      54daad58cce5003bee58b28a4f465f49

    • SHA1

      162b08b0b11827cc024e6b2eed5887ec86339baa

    • SHA256

      28042dd4a92a0033b8f1d419b9e989c5b8e32d1d2d881f5c8251d58ce35b9063

    • SHA512

      8330de722c8800ff64c6b9ea16a4ff7416915cd883e128650c47e5cb446dd3aaa2a9ba5c4ecda781d243be7fb437b054bbcf942ea714479e6cc3cef932390829

    • SSDEEP

      49152:l9hfV/U5NkLXXzGZjt6kFTCVP6hWE0wvmk/eE+FrAl+NGsOSE6IX8pq:Dh9/ULkjKxtTGP6VZd2rAcvOSE6Nq

    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v15

Tasks