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General

  • Target

    NEAS.48cc00ee684092529fa1e8ed0f231a40.exe

  • Size

    570KB

  • Sample

    231116-lnwafsba9y

  • MD5

    48cc00ee684092529fa1e8ed0f231a40

  • SHA1

    9f12cca725352220c3f568a73e9c93add8aa4b2e

  • SHA256

    beb55c57f2e4a2e6c97841db46cf87f37fe6991db0b3da7c1411eeda52fa0379

  • SHA512

    ce6a5826070d6041ba5054ef8d84ded7e4f0e26e68a78b6ad626cc4f24927590945671803cea55e9728441f47a0b0ce1502aadba1f241ae7c8aa1aba019852bb

  • SSDEEP

    12288:sMrAy90K25QPcLgW6gKY8TUs2Hu1kyIg0pXxM3CTOlVjkOzslVIRh:My3wqcLqgKYSz2Hu6TX6CT0VjksslVIz

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

redline

Botnet

pixelfresh

C2

194.49.94.11:80

Extracted

Family

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

raccoon

Botnet

c78f27a0d43f29dbd112dbd9e387406b

C2

http://31.192.237.23:80/

http://193.233.132.12:80/

Attributes
  • user_agent

    SunShineMoonLight

xor.plain

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

smokeloader

Botnet

Syst

Targets

    • Target

      NEAS.48cc00ee684092529fa1e8ed0f231a40.exe

    • Size

      570KB

    • MD5

      48cc00ee684092529fa1e8ed0f231a40

    • SHA1

      9f12cca725352220c3f568a73e9c93add8aa4b2e

    • SHA256

      beb55c57f2e4a2e6c97841db46cf87f37fe6991db0b3da7c1411eeda52fa0379

    • SHA512

      ce6a5826070d6041ba5054ef8d84ded7e4f0e26e68a78b6ad626cc4f24927590945671803cea55e9728441f47a0b0ce1502aadba1f241ae7c8aa1aba019852bb

    • SSDEEP

      12288:sMrAy90K25QPcLgW6gKY8TUs2Hu1kyIg0pXxM3CTOlVjkOzslVIRh:My3wqcLqgKYSz2Hu6TX6CT0VjksslVIz

    • Detect Mystic stealer payload

    • Glupteba

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

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • Raccoon Stealer payload

    • 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.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • 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