General

  • Target

    b92889aecdf21f815b53eff81e85bbe6.exe

  • Size

    844KB

  • Sample

    230411-n32rwsdh71

  • MD5

    b92889aecdf21f815b53eff81e85bbe6

  • SHA1

    7fb57d1e62924b2c91d651425490e832d7a0501f

  • SHA256

    8362a776868bccdab9acbd824c9dec84a17c984b101b5992ac56dddedd59bd67

  • SHA512

    06644c6af5228d227fb4ae06209a636d6acd8e0bc6ffc844b368a837f37934804f9fd8f65ce9304d72767a81250979aa9ca5f0e11f41716073bfe3a152edb270

  • SSDEEP

    24576:UyTNSqQGmMj658IWt9CrFIxC0B3LE7+jHC9E4wCUs:jTUqQi658J9txXobLw

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

nahui

C2

176.113.115.145:4125

Attributes
  • auth_value

    b9ed10946d21e28d58d0c72c535cde6f

Extracted

Family

amadey

Version

3.70

C2

77.91.124.207/plays/chapter/index.php

Targets

    • Target

      b92889aecdf21f815b53eff81e85bbe6.exe

    • Size

      844KB

    • MD5

      b92889aecdf21f815b53eff81e85bbe6

    • SHA1

      7fb57d1e62924b2c91d651425490e832d7a0501f

    • SHA256

      8362a776868bccdab9acbd824c9dec84a17c984b101b5992ac56dddedd59bd67

    • SHA512

      06644c6af5228d227fb4ae06209a636d6acd8e0bc6ffc844b368a837f37934804f9fd8f65ce9304d72767a81250979aa9ca5f0e11f41716073bfe3a152edb270

    • SSDEEP

      24576:UyTNSqQGmMj658IWt9CrFIxC0B3LE7+jHC9E4wCUs:jTUqQi658J9txXobLw

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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.

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks