General

  • Target

    b5005ad3927f9ca80e9b312c93a4941763ec71411ce84c8d9fc3368fcd0e40a1

  • Size

    546KB

  • Sample

    230324-bjmseabc54

  • MD5

    050d884e4a14c0f97b668c3ae621efd3

  • SHA1

    b90f979ac74858c6ba1c49aeae72be1b3bc5fa7b

  • SHA256

    b5005ad3927f9ca80e9b312c93a4941763ec71411ce84c8d9fc3368fcd0e40a1

  • SHA512

    a0818d0436fc79b598abc6cfa509ef501205356c7671f6968a4c88da866daafdf17b153fd3b5f6f47b979e66c5fe8070b8e05d3f93ca2656709bcb51120a3c00

  • SSDEEP

    12288:aMrIy90e4FO0uY/2iUd2W5zkst6wLPZBJtF8q2f/Vnx:eyWdLUZxVPDTuq2ftnx

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      b5005ad3927f9ca80e9b312c93a4941763ec71411ce84c8d9fc3368fcd0e40a1

    • Size

      546KB

    • MD5

      050d884e4a14c0f97b668c3ae621efd3

    • SHA1

      b90f979ac74858c6ba1c49aeae72be1b3bc5fa7b

    • SHA256

      b5005ad3927f9ca80e9b312c93a4941763ec71411ce84c8d9fc3368fcd0e40a1

    • SHA512

      a0818d0436fc79b598abc6cfa509ef501205356c7671f6968a4c88da866daafdf17b153fd3b5f6f47b979e66c5fe8070b8e05d3f93ca2656709bcb51120a3c00

    • SSDEEP

      12288:aMrIy90e4FO0uY/2iUd2W5zkst6wLPZBJtF8q2f/Vnx:eyWdLUZxVPDTuq2ftnx

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks