General

  • Target

    973d7025f72a5afbf560671745cb198cffeb17e27acde63d78e50d6e479b9665

  • Size

    544KB

  • Sample

    230323-17vklaae52

  • MD5

    9acc51b6cbba069393d94e986fa13e49

  • SHA1

    f61423b2564c5c960eda18b1e921274b1fdc684b

  • SHA256

    973d7025f72a5afbf560671745cb198cffeb17e27acde63d78e50d6e479b9665

  • SHA512

    e2c1a40f6c1ae969318d74924f72d7441346187009fc870b1ead0b2dc15971a76bbe9e9ae427957f14ff370f0ef3e82ef7d6ee623bf33ce454159116ea3fe27a

  • SSDEEP

    12288:SMrUy9082Mw78T2UyzWefw0ObSzqgUpMLyw4UZZT4nR3:iy6F78TxKQM2UF63

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

      973d7025f72a5afbf560671745cb198cffeb17e27acde63d78e50d6e479b9665

    • Size

      544KB

    • MD5

      9acc51b6cbba069393d94e986fa13e49

    • SHA1

      f61423b2564c5c960eda18b1e921274b1fdc684b

    • SHA256

      973d7025f72a5afbf560671745cb198cffeb17e27acde63d78e50d6e479b9665

    • SHA512

      e2c1a40f6c1ae969318d74924f72d7441346187009fc870b1ead0b2dc15971a76bbe9e9ae427957f14ff370f0ef3e82ef7d6ee623bf33ce454159116ea3fe27a

    • SSDEEP

      12288:SMrUy9082Mw78T2UyzWefw0ObSzqgUpMLyw4UZZT4nR3:iy6F78TxKQM2UF63

    • 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