General

  • Target

    0b8fe93c3ddbffce576eafe6b3e69ee71410390150b51a9952aeb925daa15f60

  • Size

    1.1MB

  • Sample

    230514-1f33nafh7y

  • MD5

    d9fdc22ffd5e78c68f13547f97280d04

  • SHA1

    1809d8df362162061be654b8228a13ecc685a87a

  • SHA256

    0b8fe93c3ddbffce576eafe6b3e69ee71410390150b51a9952aeb925daa15f60

  • SHA512

    87f3598541eb1b3f603a511860063e95b60b148372fc77eb1a74a71e8b6ef8e9f461e89f4042a0636dce3d321105742791823a0898166b07949b5285a8633c3a

  • SSDEEP

    24576:SyBQY/b7OG80aizlHDt3v0YzyIch/DcF8SX0mtU++aC:5aYD760Fzb3vzuxh/cR+

Malware Config

Extracted

Family

redline

Botnet

linda

C2

185.161.248.75:4132

Attributes
  • auth_value

    21cdc21d041667b9c1679f88a1146770

Extracted

Family

redline

Botnet

horor

C2

185.161.248.75:4132

Attributes
  • auth_value

    b8d506fe48db15c38fb031d07f42d529

Targets

    • Target

      0b8fe93c3ddbffce576eafe6b3e69ee71410390150b51a9952aeb925daa15f60

    • Size

      1.1MB

    • MD5

      d9fdc22ffd5e78c68f13547f97280d04

    • SHA1

      1809d8df362162061be654b8228a13ecc685a87a

    • SHA256

      0b8fe93c3ddbffce576eafe6b3e69ee71410390150b51a9952aeb925daa15f60

    • SHA512

      87f3598541eb1b3f603a511860063e95b60b148372fc77eb1a74a71e8b6ef8e9f461e89f4042a0636dce3d321105742791823a0898166b07949b5285a8633c3a

    • SSDEEP

      24576:SyBQY/b7OG80aizlHDt3v0YzyIch/DcF8SX0mtU++aC:5aYD760Fzb3vzuxh/cR+

    • 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