General

  • Target

    3766ae21daf5a63d48270894d2d264c4.bin

  • Size

    27KB

  • Sample

    231228-bqf87sgfer

  • MD5

    2deec421955172bdc567cb9e26bf61be

  • SHA1

    481a35ca5d1258b13bbbfed34554ccc1f9e739b5

  • SHA256

    2f60509db3097dd3055cb05f24028d05e42c5a078fd991d2baa6db1a3e1a7713

  • SHA512

    d5e112487b0b4652d1f66ea766ad21a5f5fee4e28752a0cad379d2b90dbe5aea12c3c302e4be8a3b6b90466b598e55da94f36ef6774792dedae7489920a9cbf1

  • SSDEEP

    768:HUeJTUeMy5kNJaZhOZkarPCrVtuHrNtOd4VGl:rJxhu7aKWarPQueU2

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://185.215.113.68/fks/index.php

rc4.i32
rc4.i32

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

stealc

C2

http://5.42.66.58

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

redline

Botnet

777

C2

195.20.16.103:20440

Targets

    • Target

      ab99af2866f3e87cbf63d9c3200b88c16cadb2127cc1b59b788c28cfa53d33cc.exe

    • Size

      38KB

    • MD5

      3766ae21daf5a63d48270894d2d264c4

    • SHA1

      3e457366fcc4a8434ad441e965fa060a453bfd8b

    • SHA256

      ab99af2866f3e87cbf63d9c3200b88c16cadb2127cc1b59b788c28cfa53d33cc

    • SHA512

      b28b619a897dd970ef642b7d1f92c22495e2bfeefc76cf9b4f2d403af0988595c6ca9d9e7408529eaba980b9f28a1d484705b65d2fc90bfd7dbc08f0d6a64b55

    • SSDEEP

      768:3E45SLnQpEhOB/hAGflc5xOXhr7gvexzv36:3E4EqEhOPNfqStgvexzv3

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • 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++.

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Deletes itself

    • 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.

    • Registers COM server for autorun

    • Windows security modification

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

3
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks