General

  • Target

    18d1a10285383dbf8a2343e4b9c1fc3c.bin

  • Size

    2.0MB

  • Sample

    231228-bgrzcaadd2

  • MD5

    a508f7da38b0332ec3d1d54ee398ef7e

  • SHA1

    a66e57ce13c8ae87ae0b9db2c612d2325533d926

  • SHA256

    8acc355f817bd975a4d642082de46b9b555cd78cf41f1bcb9049157fb9ad33fa

  • SHA512

    ed82a56ab5daa957267f4a9fd254092ec1805f3121889f88854d7c397ef4cc980045ef7e3be4596316a4030568bfd6deb0b07c0a097898d826426da37ebd44c6

  • SSDEEP

    49152:fl7Y3lsiI1uZj4bItumv3W3XeNAxN/aTTYaEFi3QQEQo5:fls3lg1+4bItum/QXeWkTTFE8gQEz5

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

stealc

C2

http://5.42.66.58

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Extracted

Family

smokeloader

Version

2020

C2

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

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

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

777

C2

195.20.16.103:20440

Targets

    • Target

      952317229d1e77340b65639145073369a7e1a0a38718e05819c9c4791ecd5534.exe

    • Size

      2.0MB

    • MD5

      18d1a10285383dbf8a2343e4b9c1fc3c

    • SHA1

      e0a53fa4e9f303e87dfe612a9495290ea27e21d3

    • SHA256

      952317229d1e77340b65639145073369a7e1a0a38718e05819c9c4791ecd5534

    • SHA512

      d3000f6115555a836661617e36c5af4bc61acfdff5b51b94136b8497de3a2b8d4b449dc1307726f434774500e960ae6f0f0c5bda94a041ca384f17cfbd32da46

    • SSDEEP

      49152:MvVl3ySej9XajZGssKdpH/AoBbuejcxh7ZOGx74fp:a3CSekIT+AUNjMFZOGx70

    • Detect Lumma Stealer payload V4

    • Detect ZGRat V1

    • Glupteba

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

    • Glupteba payload

    • Lumma Stealer

      An infostealer written in C++ first seen in August 2022.

    • 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++.

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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 NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

File and Directory Permissions Modification

1
T1222

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks