General

  • Target

    NEAS.41a9b91ec26bf4ed91f4ed997afced75ffe5302485b372e3c97ba75acaea036d.exe

  • Size

    692KB

  • Sample

    231111-mk6sfsee57

  • MD5

    b2ca33f228beca666f70864d13fddf1a

  • SHA1

    13785ed73919619163017fb42e999824982d5e8d

  • SHA256

    41a9b91ec26bf4ed91f4ed997afced75ffe5302485b372e3c97ba75acaea036d

  • SHA512

    0171252e1d7f084025e959b7dc7d7a80ccc39e5f7c7a25f0dbf883d23373f0ae9fe15aa87f943482c871f4f63daa1f63881c2aa62777bf574aa0bd9549dba8ec

  • SSDEEP

    12288:vMr0y90kifDPtq/Ab5fQdjrH3DIcN1kIY8oU82daAzdPe4t3BpC1eBNWUCG7xuE:HyQfDt2A5fcIoBYdd2daAzBe4ZKUBNWM

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

pixelnew2.0

C2

194.49.94.11:80

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      NEAS.41a9b91ec26bf4ed91f4ed997afced75ffe5302485b372e3c97ba75acaea036d.exe

    • Size

      692KB

    • MD5

      b2ca33f228beca666f70864d13fddf1a

    • SHA1

      13785ed73919619163017fb42e999824982d5e8d

    • SHA256

      41a9b91ec26bf4ed91f4ed997afced75ffe5302485b372e3c97ba75acaea036d

    • SHA512

      0171252e1d7f084025e959b7dc7d7a80ccc39e5f7c7a25f0dbf883d23373f0ae9fe15aa87f943482c871f4f63daa1f63881c2aa62777bf574aa0bd9549dba8ec

    • SSDEEP

      12288:vMr0y90kifDPtq/Ab5fQdjrH3DIcN1kIY8oU82daAzdPe4t3BpC1eBNWUCG7xuE:HyQfDt2A5fcIoBYdd2daAzBe4ZKUBNWM

    • DcRat

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

    • Detect Mystic stealer payload

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Mystic

      Mystic is an infostealer written in C++.

    • 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

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks