General

  • Target

    31f538bd36c6f7bcb7aa1a0d692284ba917a7b4e256ac77c8e2e1334fa93b0e7

  • Size

    843KB

  • Sample

    230411-mreybadf3t

  • MD5

    24d141f8e1a0395c56c76116eec20651

  • SHA1

    e089786e9ab2cb2c60097f22f10c5a90bb755d84

  • SHA256

    31f538bd36c6f7bcb7aa1a0d692284ba917a7b4e256ac77c8e2e1334fa93b0e7

  • SHA512

    a43ac639c6f1e0ed3c25c0a2c9f90e59a2d6b2d0427811ca3257c9fcd425ef7302816a06d0718515d22450beaaa271f31af54226888925030a181d06e23a86ce

  • SSDEEP

    24576:9y+rfR++Hi+FUP2DLrmQ+U76SDeeUtBy9r:YgfjizP2DdtbFUtBy

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

      31f538bd36c6f7bcb7aa1a0d692284ba917a7b4e256ac77c8e2e1334fa93b0e7

    • Size

      843KB

    • MD5

      24d141f8e1a0395c56c76116eec20651

    • SHA1

      e089786e9ab2cb2c60097f22f10c5a90bb755d84

    • SHA256

      31f538bd36c6f7bcb7aa1a0d692284ba917a7b4e256ac77c8e2e1334fa93b0e7

    • SHA512

      a43ac639c6f1e0ed3c25c0a2c9f90e59a2d6b2d0427811ca3257c9fcd425ef7302816a06d0718515d22450beaaa271f31af54226888925030a181d06e23a86ce

    • SSDEEP

      24576:9y+rfR++Hi+FUP2DLrmQ+U76SDeeUtBy9r:YgfjizP2DdtbFUtBy

    • 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