General

  • Target

    d685952efbbd0aaf4155529b459c57cd3dd1d175419fa85fe4c2a4d7163fde45.exe

  • Size

    1.1MB

  • Sample

    230514-w79masch73

  • MD5

    c3dfb0de46d34ab750e5422d7e0594fb

  • SHA1

    89fa0b9cbf0505b77524f53c429821c6f14d7668

  • SHA256

    d685952efbbd0aaf4155529b459c57cd3dd1d175419fa85fe4c2a4d7163fde45

  • SHA512

    b28f4e6a8d650310896a0752a9b4d220b8ebb3eb3f8a333c1efa265e9959a69e8d3c7e8937b74378c538b90167f03f5966ea6f0093572190795a117596f7f33a

  • SSDEEP

    24576:Dypv+lgalQ7Nk8dBihpzC0174JhnZLThBk34peir6+6A36/+:WZ+ldiK8/Wv74JPg3yWk6/

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Targets

    • Target

      d685952efbbd0aaf4155529b459c57cd3dd1d175419fa85fe4c2a4d7163fde45.exe

    • Size

      1.1MB

    • MD5

      c3dfb0de46d34ab750e5422d7e0594fb

    • SHA1

      89fa0b9cbf0505b77524f53c429821c6f14d7668

    • SHA256

      d685952efbbd0aaf4155529b459c57cd3dd1d175419fa85fe4c2a4d7163fde45

    • SHA512

      b28f4e6a8d650310896a0752a9b4d220b8ebb3eb3f8a333c1efa265e9959a69e8d3c7e8937b74378c538b90167f03f5966ea6f0093572190795a117596f7f33a

    • SSDEEP

      24576:Dypv+lgalQ7Nk8dBihpzC0174JhnZLThBk34peir6+6A36/+:WZ+ldiK8/Wv74JPg3yWk6/

    • 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

    • 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

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Tasks