General

  • Target

    89e1a7d36faf083338491d57b77c733b.bin

  • Size

    998KB

  • Sample

    231112-c2t5wadb73

  • MD5

    49df4f6404a476b9d78a38ef9dda0ee4

  • SHA1

    96f3333fca45f6310d3319f006674388818db5c1

  • SHA256

    d5137afc614fefa4e4c02edf0fde488016c9041d82d287b20a17512d1571e4ac

  • SHA512

    07bae9cc410099e31940a700aa978f69a7b8e1e22b8e8a26c899240ee4a2b913b594ee9726f26bbc16c7c9667da695ad984e58fc018f72b53c4d92dd2ffda19e

  • SSDEEP

    24576:ozoYxm8DwJXo37RRcIbGmlcyv15VBab7RJAziE6ueMo:o68UtiTcfKFBaHRJAWf

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

stealc

C2

http://77.91.68.247

Attributes
  • url_path

    /c36258786fdc16da.php

rc4.plain

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      d4ad4eac1146c73f44b7bf25f3356a78d5764a300998bb8ca8f4cb2df9cbdaba.exe

    • Size

      1.0MB

    • MD5

      89e1a7d36faf083338491d57b77c733b

    • SHA1

      d395b8f652ca727083063f299945e5db7d38bcdd

    • SHA256

      d4ad4eac1146c73f44b7bf25f3356a78d5764a300998bb8ca8f4cb2df9cbdaba

    • SHA512

      e08561cc0a3a4881beff8d0718f7fb6eac4b5b53355b039e68b19cc675b1ba4d1e0d4e4a963c40b6a4f61600aa348a9b77084ab9827bb94e1f2346ca8a98f0e0

    • SSDEEP

      24576:Hy2Ft/Hf7fcKPDrLJSUIaeSIs6CiGmagDGu3SzxSsv80bLtnku:SQcANRxepnrGeZitSsU0v

    • 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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Stealc

      Stealc is an infostealer written in C++.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • 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.

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks