General

  • Target

    05e7c2f98cfb59cda7a1229ced9a26eb.exe

  • Size

    246KB

  • Sample

    230929-x5w4vseb5s

  • MD5

    05e7c2f98cfb59cda7a1229ced9a26eb

  • SHA1

    b65bca239f621cfdff408b968198b0ca3ddaf139

  • SHA256

    0cb977d41f3be38b80f94f0aea4115f6244dc91e5178cbeb5724bf7af3addb7c

  • SHA512

    b6370c8eb68cd67d73930e12fe9e2ff8805d09466cb73ee059cffec676035e149d552d95ed8642601cc8d89ce5fcd47db9d06fac93aa85bf65c17a28e1e480e9

  • SSDEEP

    6144:fu07dHH5YhBWPGmoQz33/g/vZAO4+EeYHs0BC+:9NZYhBWOQAxaG2s0BC+

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

redline

Botnet

YT LOGS CLOUD

C2

176.123.4.46:33783

Attributes
  • auth_value

    f423cd8452a39820862c1ea501db4ccf

Extracted

Family

redline

Botnet

gruha

C2

77.91.124.55:19071

Attributes
  • auth_value

    2f4cf2e668a540e64775b27535cc6892

Extracted

Family

redline

Botnet

luska

C2

77.91.124.55:19071

Attributes
  • auth_value

    a6797888f51a88afbfd8854a79ac9357

Targets

    • Target

      05e7c2f98cfb59cda7a1229ced9a26eb.exe

    • Size

      246KB

    • MD5

      05e7c2f98cfb59cda7a1229ced9a26eb

    • SHA1

      b65bca239f621cfdff408b968198b0ca3ddaf139

    • SHA256

      0cb977d41f3be38b80f94f0aea4115f6244dc91e5178cbeb5724bf7af3addb7c

    • SHA512

      b6370c8eb68cd67d73930e12fe9e2ff8805d09466cb73ee059cffec676035e149d552d95ed8642601cc8d89ce5fcd47db9d06fac93aa85bf65c17a28e1e480e9

    • SSDEEP

      6144:fu07dHH5YhBWPGmoQz33/g/vZAO4+EeYHs0BC+:9NZYhBWOQAxaG2s0BC+

    • Amadey

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

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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.

    • Uses the VBS compiler for execution

    • 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.

    • Detected potential entity reuse from brand microsoft.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks