Resubmissions

22-04-2021 16:45

210422-k9xv9nxcbx 10

21-04-2021 17:01

210421-pl1rqeqs7n 10

21-04-2021 12:53

210421-gkr26l4mvs 10

20-04-2021 19:55

210420-nex8ep6zhj 10

20-04-2021 15:03

210420-v63pp18knj 10

General

Malware Config

Extracted

Family

azorult

C2

http://kvaka.li/1210776429.php

Extracted

Family

raccoon

Botnet

562d987fd49ccf22372ac71a85515b4d288facd7

Attributes
  • url4cnc

    https://telete.in/j90dadarobin

rc4.plain
rc4.plain

Extracted

Family

fickerstealer

C2

sodaandcoke.top:80

Targets

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • DcRat

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

    • ElysiumStealer

      ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.

    • Raccoon

      Simple but powerful infostealer which was very active in 2019.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • Tofsee

      Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    • fickerstealer

      Ficker is an infostealer written in Rust and ASM.

    • xmrig

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

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

    • XMRig Miner Payload

    • Blocklisted process makes network request

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Checks whether UAC is enabled

    • 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.

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

New Service

1
T1050

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

BITS Jobs

1
T1197

Privilege Escalation

New Service

1
T1050

Defense Evasion

Modify Registry

4
T1112

BITS Jobs

1
T1197

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Software Discovery

1
T1518

Query Registry

4
T1012

System Information Discovery

5
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks