General

  • Target

    ff5129ad99d06f7c68ef169c6cf87d31e2df9ff004bd5c2e35f5078d6dbe7049

  • Size

    544KB

  • Sample

    230323-1y2mjsad87

  • MD5

    fe8bf842e22953072722698d71cb5135

  • SHA1

    b01ba58d2a3748b3aa79827f1fce8da086decb35

  • SHA256

    ff5129ad99d06f7c68ef169c6cf87d31e2df9ff004bd5c2e35f5078d6dbe7049

  • SHA512

    dc4957adbd321da48df1979c90704e67ceaf35dcbda01481424cdc04fd71fa1baf357d8c032233864207f4b11144800e0fa7fe80d99928e3b375d64cd0b1e1d3

  • SSDEEP

    12288:2MrAy90qzgBFpSxA4LqgUuML7wxWeCs0PHHhTU3NjF:ayLzgyAADMHftPnlk7

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

      ff5129ad99d06f7c68ef169c6cf87d31e2df9ff004bd5c2e35f5078d6dbe7049

    • Size

      544KB

    • MD5

      fe8bf842e22953072722698d71cb5135

    • SHA1

      b01ba58d2a3748b3aa79827f1fce8da086decb35

    • SHA256

      ff5129ad99d06f7c68ef169c6cf87d31e2df9ff004bd5c2e35f5078d6dbe7049

    • SHA512

      dc4957adbd321da48df1979c90704e67ceaf35dcbda01481424cdc04fd71fa1baf357d8c032233864207f4b11144800e0fa7fe80d99928e3b375d64cd0b1e1d3

    • SSDEEP

      12288:2MrAy90qzgBFpSxA4LqgUuML7wxWeCs0PHHhTU3NjF:ayLzgyAADMHftPnlk7

    • 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