General

  • Target

    f1bcd2118be9effd7bf6cfd4f720b4548dfe15a44a865c933922a76df3f8d5ea

  • Size

    690KB

  • Sample

    230324-bg1aqabc47

  • MD5

    377dfed757f61eb0c424e99366608bfa

  • SHA1

    e52013c00bb4d18c41a58a9cea0c189714b6df09

  • SHA256

    f1bcd2118be9effd7bf6cfd4f720b4548dfe15a44a865c933922a76df3f8d5ea

  • SHA512

    3c512f24ead181a96be6ee8b701a9bc1ac8398b373fb6ef387eba06762f356197e1fadd854711f9f82a8fa94e118a095e7298d27d050f4797c0edec21c7a71f5

  • SSDEEP

    12288:7UjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:7UEH9beq7Ftz53CdP6T+V7SF

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

      f1bcd2118be9effd7bf6cfd4f720b4548dfe15a44a865c933922a76df3f8d5ea

    • Size

      690KB

    • MD5

      377dfed757f61eb0c424e99366608bfa

    • SHA1

      e52013c00bb4d18c41a58a9cea0c189714b6df09

    • SHA256

      f1bcd2118be9effd7bf6cfd4f720b4548dfe15a44a865c933922a76df3f8d5ea

    • SHA512

      3c512f24ead181a96be6ee8b701a9bc1ac8398b373fb6ef387eba06762f356197e1fadd854711f9f82a8fa94e118a095e7298d27d050f4797c0edec21c7a71f5

    • SSDEEP

      12288:7UjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:7UEH9beq7Ftz53CdP6T+V7SF

    • 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