General

  • Target

    3543273aa6895c61bec2feb5b5575ed27f08e8f69030d91bcc4090efa4a3c951

  • Size

    755KB

  • Sample

    230601-w35sjsfg74

  • MD5

    4f863bb7be1e245e853336dd236da97c

  • SHA1

    40ccc9a1a8fc89d58b2a9008c93b08e9bb7a190a

  • SHA256

    3543273aa6895c61bec2feb5b5575ed27f08e8f69030d91bcc4090efa4a3c951

  • SHA512

    241608eddd283b1ec7e49548ccc133c40aac5c26a3c8b8046bba75c2e8610dff0cc50a0fea9bf98813b858d9101904de150a7e60f9e0665effe5413c9ce2f07b

  • SSDEEP

    12288:MMr2y90HcT49DotBGnszA7wJ4UvOt1ANQXKevfG9tzhVz5sJHroemw:SyhT49Dg0wVOtuNCKh9JCo8

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.127:19045

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

Extracted

Family

redline

Botnet

rocker

C2

83.97.73.127:19045

Attributes
  • auth_value

    b4693c25843b5a1c7d63376e73e32dae

Targets

    • Target

      3543273aa6895c61bec2feb5b5575ed27f08e8f69030d91bcc4090efa4a3c951

    • Size

      755KB

    • MD5

      4f863bb7be1e245e853336dd236da97c

    • SHA1

      40ccc9a1a8fc89d58b2a9008c93b08e9bb7a190a

    • SHA256

      3543273aa6895c61bec2feb5b5575ed27f08e8f69030d91bcc4090efa4a3c951

    • SHA512

      241608eddd283b1ec7e49548ccc133c40aac5c26a3c8b8046bba75c2e8610dff0cc50a0fea9bf98813b858d9101904de150a7e60f9e0665effe5413c9ce2f07b

    • SSDEEP

      12288:MMr2y90HcT49DotBGnszA7wJ4UvOt1ANQXKevfG9tzhVz5sJHroemw:SyhT49Dg0wVOtuNCKh9JCo8

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks