General

  • Target

    6ee5e532299000ef6b612842abe2ec3b94f3ac4512dffda2f44d94d83ad1cec5

  • Size

    1.1MB

  • Sample

    230514-13k6csdg35

  • MD5

    736358b77593988601fea41c8cbf40ff

  • SHA1

    c1a2c65f960d90a89e2c02dc950dade5fd36aa37

  • SHA256

    6ee5e532299000ef6b612842abe2ec3b94f3ac4512dffda2f44d94d83ad1cec5

  • SHA512

    62fc8de994b6e707fb7ef93f13436e6ca7c5632d9fa05c0f9e3bdba18473cf27a3b433b444ed18ab2496ebbd253dff1ae571ad222b74d68e4f8ad69d55c37017

  • SSDEEP

    24576:Kyi1CqocWLF4hz6Ffru5BJ6l/i6/f8pUcmDj51Zbmt5jW:RqLB04RIru5BJ2Zf8pUt15m5j

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

      6ee5e532299000ef6b612842abe2ec3b94f3ac4512dffda2f44d94d83ad1cec5

    • Size

      1.1MB

    • MD5

      736358b77593988601fea41c8cbf40ff

    • SHA1

      c1a2c65f960d90a89e2c02dc950dade5fd36aa37

    • SHA256

      6ee5e532299000ef6b612842abe2ec3b94f3ac4512dffda2f44d94d83ad1cec5

    • SHA512

      62fc8de994b6e707fb7ef93f13436e6ca7c5632d9fa05c0f9e3bdba18473cf27a3b433b444ed18ab2496ebbd253dff1ae571ad222b74d68e4f8ad69d55c37017

    • SSDEEP

      24576:Kyi1CqocWLF4hz6Ffru5BJ6l/i6/f8pUcmDj51Zbmt5jW:RqLB04RIru5BJ2Zf8pUt15m5j

    • 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