General

  • Target

    b5af4c33bb9b7f39af70be65121b0bfdb3ed77280285d3ba879e9c6a0406c1c0

  • Size

    1.1MB

  • Sample

    230514-t3tn6seg4y

  • MD5

    75589b2c55c6686385e092b09729ff00

  • SHA1

    ba26e10f84b0855d9ffee39f9152daa3aa55ce65

  • SHA256

    b5af4c33bb9b7f39af70be65121b0bfdb3ed77280285d3ba879e9c6a0406c1c0

  • SHA512

    ba30a8e001be9a270739659be20895235905c4df283ef5e2ca3528ce65ea56d0f33fea83849387692906a36d93c8943b36132ac7b8bd56785bab5d36afbf25df

  • SSDEEP

    24576:hyXonekg+BUTRpv/3nOvOjn3YrqSNY46p+nNNzxIwl8WqQAwx:UXonLg+BUFpv/+Gr8qKY46MNNzxIwl8G

Malware Config

Extracted

Family

redline

Botnet

derek

C2

185.161.248.75:4132

Attributes
  • auth_value

    c7030724b2b40537db5ba680b1d82ed2

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      b5af4c33bb9b7f39af70be65121b0bfdb3ed77280285d3ba879e9c6a0406c1c0

    • Size

      1.1MB

    • MD5

      75589b2c55c6686385e092b09729ff00

    • SHA1

      ba26e10f84b0855d9ffee39f9152daa3aa55ce65

    • SHA256

      b5af4c33bb9b7f39af70be65121b0bfdb3ed77280285d3ba879e9c6a0406c1c0

    • SHA512

      ba30a8e001be9a270739659be20895235905c4df283ef5e2ca3528ce65ea56d0f33fea83849387692906a36d93c8943b36132ac7b8bd56785bab5d36afbf25df

    • SSDEEP

      24576:hyXonekg+BUTRpv/3nOvOjn3YrqSNY46p+nNNzxIwl8WqQAwx:UXonLg+BUFpv/+Gr8qKY46MNNzxIwl8G

    • 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