General

  • Target

    ec2d066e99962a25f3db7a6f839c5bab2b090889be6f30406bad596e0eddbff3.exe

  • Size

    1.1MB

  • Sample

    230514-xaa8xada87

  • MD5

    447a338423d960598c962bc2357462be

  • SHA1

    c560a6d6a1219eb2a564f511b9f94f10bfe9680e

  • SHA256

    ec2d066e99962a25f3db7a6f839c5bab2b090889be6f30406bad596e0eddbff3

  • SHA512

    b638942c843013a8e6a0c9db0555e75b84b4c3e176cd9e05c76050cabd8f96fedd883a1b58bbe80e2bdd8027983f93f30d5e40097ebff15da33cf6ecd98e4dc1

  • SSDEEP

    24576:fyk2+ZmJUs8Bg3Bn42XAQLrvkVxVBlRRw0:qfumJUBgx8QPsVxVBlR

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

      ec2d066e99962a25f3db7a6f839c5bab2b090889be6f30406bad596e0eddbff3.exe

    • Size

      1.1MB

    • MD5

      447a338423d960598c962bc2357462be

    • SHA1

      c560a6d6a1219eb2a564f511b9f94f10bfe9680e

    • SHA256

      ec2d066e99962a25f3db7a6f839c5bab2b090889be6f30406bad596e0eddbff3

    • SHA512

      b638942c843013a8e6a0c9db0555e75b84b4c3e176cd9e05c76050cabd8f96fedd883a1b58bbe80e2bdd8027983f93f30d5e40097ebff15da33cf6ecd98e4dc1

    • SSDEEP

      24576:fyk2+ZmJUs8Bg3Bn42XAQLrvkVxVBlRRw0:qfumJUBgx8QPsVxVBlR

    • 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