General

  • Target

    5435924d242f811c4d9766c0334e570b94d3f8896d436f05e5f9a2748b9a99f9

  • Size

    680KB

  • Sample

    230324-n6bd4seb49

  • MD5

    d5c79a4266c475f11f961fa2bca995a8

  • SHA1

    4c5f79b5119ae19ea329571d01049e4f4a52da7b

  • SHA256

    5435924d242f811c4d9766c0334e570b94d3f8896d436f05e5f9a2748b9a99f9

  • SHA512

    cebf0ed7982f6855b6996cc40df50eaaf771da08015f4bcd4a81bc00453af69cee83973cf820e01a8ddce2f6898ed2cd2927e832202f8c1b53240dad86003f73

  • SSDEEP

    12288:CmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:W2HD26KieG1Xs/E6F7mJqlBCKHI

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

      5435924d242f811c4d9766c0334e570b94d3f8896d436f05e5f9a2748b9a99f9

    • Size

      680KB

    • MD5

      d5c79a4266c475f11f961fa2bca995a8

    • SHA1

      4c5f79b5119ae19ea329571d01049e4f4a52da7b

    • SHA256

      5435924d242f811c4d9766c0334e570b94d3f8896d436f05e5f9a2748b9a99f9

    • SHA512

      cebf0ed7982f6855b6996cc40df50eaaf771da08015f4bcd4a81bc00453af69cee83973cf820e01a8ddce2f6898ed2cd2927e832202f8c1b53240dad86003f73

    • SSDEEP

      12288:CmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:W2HD26KieG1Xs/E6F7mJqlBCKHI

    • 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