General

  • Target

    47f3b1d35663309318835cefc9b410e7.exe

  • Size

    294KB

  • Sample

    231010-yjyk8sgd81

  • MD5

    47f3b1d35663309318835cefc9b410e7

  • SHA1

    97f4f62ee4f59fc2ba4f846c842afc8f8df0fd5a

  • SHA256

    71873d983a1e38f6c62534516d425d4071aa9136edfe37b337d30fd7743f550c

  • SHA512

    e135b64c06029b4d4955cea463fa3980d4a1a7b024d80d9590fe83d1c22bfd74fbffd04ee259e98cb4bf0ed91a560a48b1e88bbf2d51bc166e3fdd62029bfe2e

  • SSDEEP

    6144:E+kbJmaqrrcPhjaEeWQyCjR3yec9I7AOitu7CvfMn5:ETbca9PhjauQyC460Na

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

6012068394_99

C2

https://pastebin.com/raw/8baCJyMF

Extracted

Family

redline

Botnet

pixelscloud

C2

85.209.176.171:80

Extracted

Family

redline

Botnet

magia

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

lutyr

C2

77.91.124.55:19071

Targets

    • Target

      47f3b1d35663309318835cefc9b410e7.exe

    • Size

      294KB

    • MD5

      47f3b1d35663309318835cefc9b410e7

    • SHA1

      97f4f62ee4f59fc2ba4f846c842afc8f8df0fd5a

    • SHA256

      71873d983a1e38f6c62534516d425d4071aa9136edfe37b337d30fd7743f550c

    • SHA512

      e135b64c06029b4d4955cea463fa3980d4a1a7b024d80d9590fe83d1c22bfd74fbffd04ee259e98cb4bf0ed91a560a48b1e88bbf2d51bc166e3fdd62029bfe2e

    • SSDEEP

      6144:E+kbJmaqrrcPhjaEeWQyCjR3yec9I7AOitu7CvfMn5:ETbca9PhjauQyC460Na

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detects Healer an antivirus disabler dropper

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks