General

  • Target

    08222799.exe

  • Size

    793KB

  • Sample

    230603-kk2sdsge6y

  • MD5

    7580c46111db39afc4098cb9ecf5a07b

  • SHA1

    ed37ccc25e8c442a498c79348ecdd70ce860dbe8

  • SHA256

    5860567381c83d057d7471b48a92a3c674b4df522ed7099858fd233191421197

  • SHA512

    8740544ebad3424ecbd4bdc64144442d44d9ffad0222bcf1a292205ab29d88387479112f6b2706bdeffd31ccb3707f5dc888f3b5dbbdf0a721f39b766c2db31d

  • SSDEEP

    24576:fyBkJFBo4WrFOfJGfxtkcxcWFP3NWmt1a:qeBo41fJdZWFPkmt

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

metro

C2

83.97.73.126:19046

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Targets

    • Target

      08222799.exe

    • Size

      793KB

    • MD5

      7580c46111db39afc4098cb9ecf5a07b

    • SHA1

      ed37ccc25e8c442a498c79348ecdd70ce860dbe8

    • SHA256

      5860567381c83d057d7471b48a92a3c674b4df522ed7099858fd233191421197

    • SHA512

      8740544ebad3424ecbd4bdc64144442d44d9ffad0222bcf1a292205ab29d88387479112f6b2706bdeffd31ccb3707f5dc888f3b5dbbdf0a721f39b766c2db31d

    • SSDEEP

      24576:fyBkJFBo4WrFOfJGfxtkcxcWFP3NWmt1a:qeBo41fJdZWFPkmt

    • 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