General

  • Target

    b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477

  • Size

    539KB

  • Sample

    230324-mc56ysfg3x

  • MD5

    0a62431c99fea17fade42f7267242cc2

  • SHA1

    c0526276df43a67914509c15743bc54cecd144de

  • SHA256

    b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477

  • SHA512

    6820322138f2766708202315c9e757e6b60a6abe4bc0156ba31e3aba38eaf929b4a51f4bc220abb906fd4f1c776150afa1fe8027030d158fa3235597a3cf4207

  • SSDEEP

    12288:KMryy90Vb4eNzZd+lfoOvYfxpI4+TbIBrd9ynVR4Eh4J:cywHd4fzvY5g/8rdInf4r

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477

    • Size

      539KB

    • MD5

      0a62431c99fea17fade42f7267242cc2

    • SHA1

      c0526276df43a67914509c15743bc54cecd144de

    • SHA256

      b73082c917829b8c5906bbbef7f1e85d346e772ccdd9597aeca0c5825ca3b477

    • SHA512

      6820322138f2766708202315c9e757e6b60a6abe4bc0156ba31e3aba38eaf929b4a51f4bc220abb906fd4f1c776150afa1fe8027030d158fa3235597a3cf4207

    • SSDEEP

      12288:KMryy90Vb4eNzZd+lfoOvYfxpI4+TbIBrd9ynVR4Eh4J:cywHd4fzvY5g/8rdInf4r

    • 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