General

  • Target

    f4b5e1484dd11f2a5a8c0375aab5b74022c9875305ab77499443421e60b1e585

  • Size

    544KB

  • Sample

    230323-2ag4nsae63

  • MD5

    e6260e9452611c15b026f9ef6e306a5c

  • SHA1

    6eac4e56930a9bc02572f2dee31c25a0c3fd86ab

  • SHA256

    f4b5e1484dd11f2a5a8c0375aab5b74022c9875305ab77499443421e60b1e585

  • SHA512

    a19a915470dbbb666f59d954971ef4c370570e542009a4e396e85770f6912209103912766df1054c3f7f60fd36af875464eafc7a76b0bb5482ac3eae6d76c694

  • SSDEEP

    12288:MMr8y90i9ZynAQGI75ptcDWqgUZMLHwzUQJj/LcADB:IyPUnD7VcDCUMzKUAj/Lcq

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

      f4b5e1484dd11f2a5a8c0375aab5b74022c9875305ab77499443421e60b1e585

    • Size

      544KB

    • MD5

      e6260e9452611c15b026f9ef6e306a5c

    • SHA1

      6eac4e56930a9bc02572f2dee31c25a0c3fd86ab

    • SHA256

      f4b5e1484dd11f2a5a8c0375aab5b74022c9875305ab77499443421e60b1e585

    • SHA512

      a19a915470dbbb666f59d954971ef4c370570e542009a4e396e85770f6912209103912766df1054c3f7f60fd36af875464eafc7a76b0bb5482ac3eae6d76c694

    • SSDEEP

      12288:MMr8y90i9ZynAQGI75ptcDWqgUZMLHwzUQJj/LcADB:IyPUnD7VcDCUMzKUAj/Lcq

    • 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