General

  • Target

    6f9a1b380201ab1880ef38edfde8c5c8898c0a0f13c92b591e19d1f6cf73ce5a

  • Size

    546KB

  • Sample

    230323-3xyklsah75

  • MD5

    24585a24524f5b3a73e5130e1bb63532

  • SHA1

    63b8f7c18e5bf6ec1215ec6a18ea5d35bbc8d163

  • SHA256

    6f9a1b380201ab1880ef38edfde8c5c8898c0a0f13c92b591e19d1f6cf73ce5a

  • SHA512

    acebdb6ffdc705c93bbd4ad3616206dddcc6520b3682bd3607bff912d194ac591fbe252a20551853fef2d0d87b1eae0498a07da16e2177672cc7eee56022648c

  • SSDEEP

    12288:XMrly90xtpfcb0F22OSy64bFvMhybyOCa5YKTgL5pIRDNoFIy55g:my1IF8tXbpb6a5HC5pIRDmFIy5G

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

      6f9a1b380201ab1880ef38edfde8c5c8898c0a0f13c92b591e19d1f6cf73ce5a

    • Size

      546KB

    • MD5

      24585a24524f5b3a73e5130e1bb63532

    • SHA1

      63b8f7c18e5bf6ec1215ec6a18ea5d35bbc8d163

    • SHA256

      6f9a1b380201ab1880ef38edfde8c5c8898c0a0f13c92b591e19d1f6cf73ce5a

    • SHA512

      acebdb6ffdc705c93bbd4ad3616206dddcc6520b3682bd3607bff912d194ac591fbe252a20551853fef2d0d87b1eae0498a07da16e2177672cc7eee56022648c

    • SSDEEP

      12288:XMrly90xtpfcb0F22OSy64bFvMhybyOCa5YKTgL5pIRDNoFIy55g:my1IF8tXbpb6a5HC5pIRDmFIy5G

    • 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