General

  • Target

    9b67970079f8417726794bd6a1ccf12f3b90643426b58851ae50df2eb866c07a

  • Size

    772KB

  • Sample

    230608-mtwc3sed65

  • MD5

    b5070a0b62137d16c6435c9c851292a0

  • SHA1

    76d9fa40c74d09d0f0d4aef47ac1f44cdab64274

  • SHA256

    9b67970079f8417726794bd6a1ccf12f3b90643426b58851ae50df2eb866c07a

  • SHA512

    25d81c0196835052865f83941945181531ed808943f926f975ac4183e851b4fe7515a86bf1d44390be5ec24bdace841a8ee71426ee2b03a8ab3fc34c4f764a09

  • SSDEEP

    12288:EMrIy90dlFxEqyz+HCgA38IEXggLQGXoFconx1j5tNYWd2Ai9Apyt19rK:EyuxEzmCnMooJoxLvi9s219G

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      9b67970079f8417726794bd6a1ccf12f3b90643426b58851ae50df2eb866c07a

    • Size

      772KB

    • MD5

      b5070a0b62137d16c6435c9c851292a0

    • SHA1

      76d9fa40c74d09d0f0d4aef47ac1f44cdab64274

    • SHA256

      9b67970079f8417726794bd6a1ccf12f3b90643426b58851ae50df2eb866c07a

    • SHA512

      25d81c0196835052865f83941945181531ed808943f926f975ac4183e851b4fe7515a86bf1d44390be5ec24bdace841a8ee71426ee2b03a8ab3fc34c4f764a09

    • SSDEEP

      12288:EMrIy90dlFxEqyz+HCgA38IEXggLQGXoFconx1j5tNYWd2Ai9Apyt19rK:EyuxEzmCnMooJoxLvi9s219G

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • Suspicious use of SetThreadContext

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