General

  • Target

    943266dc97f6638633052c050821b778.exe

  • Size

    189KB

  • Sample

    210418-mactr9xr6n

  • MD5

    943266dc97f6638633052c050821b778

  • SHA1

    f66edbb9c424740fb1255badbaed7e19f5a2776e

  • SHA256

    5114da99edb9632526115354fe8f2a052c84c5da406a923799539fc92df4c9c0

  • SHA512

    07038ceb7518a99a64b41cce729dce1527b0f1b80ce3105f16839107cdb01bf3ca187b813fae21a14646763c029aebe249d3af328ae538b1a886489db366fac4

Malware Config

Targets

    • Target

      943266dc97f6638633052c050821b778.exe

    • Size

      189KB

    • MD5

      943266dc97f6638633052c050821b778

    • SHA1

      f66edbb9c424740fb1255badbaed7e19f5a2776e

    • SHA256

      5114da99edb9632526115354fe8f2a052c84c5da406a923799539fc92df4c9c0

    • SHA512

      07038ceb7518a99a64b41cce729dce1527b0f1b80ce3105f16839107cdb01bf3ca187b813fae21a14646763c029aebe249d3af328ae538b1a886489db366fac4

    • RedLine

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

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Executes dropped EXE

    • 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 web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Command and Control

Web Service

1
T1102

Tasks