General

  • Target

    fc8548dce5acdaf961147f321a92bc0abfde3f8f986850ac0236747d832e0f65.exe

  • Size

    1.1MB

  • Sample

    230514-xbktqsfc9z

  • MD5

    0418f969bc154dfbed626c654e59fbf4

  • SHA1

    236b1b43e0244c8b4f33679b8b796a76d004d07e

  • SHA256

    fc8548dce5acdaf961147f321a92bc0abfde3f8f986850ac0236747d832e0f65

  • SHA512

    46420fcb57ca471e5ae42a0f4762416f7bf5135876cd68546143e6b7e95042a8b5b3ba396b4ef54c5522453989588c03b1569bbb2336cc9d07aab86eff3ad45f

  • SSDEEP

    24576:LyYGXE2pg1BQUd4cK6IfmJ4WLYzx1lMjkXEzWDbI5N4VD7c:+YGPg1BQyK6IX70zW/Ia

Malware Config

Extracted

Family

redline

Botnet

larry

C2

185.161.248.75:4132

Attributes
  • auth_value

    9039557bb7a08f5f2f60e2b71e1dee0e

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      fc8548dce5acdaf961147f321a92bc0abfde3f8f986850ac0236747d832e0f65.exe

    • Size

      1.1MB

    • MD5

      0418f969bc154dfbed626c654e59fbf4

    • SHA1

      236b1b43e0244c8b4f33679b8b796a76d004d07e

    • SHA256

      fc8548dce5acdaf961147f321a92bc0abfde3f8f986850ac0236747d832e0f65

    • SHA512

      46420fcb57ca471e5ae42a0f4762416f7bf5135876cd68546143e6b7e95042a8b5b3ba396b4ef54c5522453989588c03b1569bbb2336cc9d07aab86eff3ad45f

    • SSDEEP

      24576:LyYGXE2pg1BQUd4cK6IfmJ4WLYzx1lMjkXEzWDbI5N4VD7c:+YGPg1BQyK6IX70zW/Ia

    • 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