General

  • Target

    39f753ffc8514ec1544b8fec1b095c70d98251d686007695274d0a7ea9d18ba1

  • Size

    679KB

  • Sample

    230323-2nx22scf4z

  • MD5

    78a97d9d2840d8daf53edfb945495158

  • SHA1

    b7c23c506693d9e8b9830b110bbf0936fffc7f72

  • SHA256

    39f753ffc8514ec1544b8fec1b095c70d98251d686007695274d0a7ea9d18ba1

  • SHA512

    24499730ba49f401cf0404048fa2bc10cab70e0bbc40caa2f01e02ff9f7584bc4e2b40fb224aafc528b18e9bb99f7c4e3557a4e55b38cbfc3176fe115d642417

  • SSDEEP

    12288:wGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:n/HeDoTKwC2r8mldwGWkCoevSY+A

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

      39f753ffc8514ec1544b8fec1b095c70d98251d686007695274d0a7ea9d18ba1

    • Size

      679KB

    • MD5

      78a97d9d2840d8daf53edfb945495158

    • SHA1

      b7c23c506693d9e8b9830b110bbf0936fffc7f72

    • SHA256

      39f753ffc8514ec1544b8fec1b095c70d98251d686007695274d0a7ea9d18ba1

    • SHA512

      24499730ba49f401cf0404048fa2bc10cab70e0bbc40caa2f01e02ff9f7584bc4e2b40fb224aafc528b18e9bb99f7c4e3557a4e55b38cbfc3176fe115d642417

    • SSDEEP

      12288:wGHIGD4gZKt4U5Mu3iTTKJ2e32cc8M1o/SldCnGoxkqeYBndoehW8ArY+v4:n/HeDoTKwC2r8mldwGWkCoevSY+A

    • 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