General

  • Target

    a228b3e4155b370818f9d64e6ce696799d2cecafb8f0ab5f2b28e5ef9b02e42b

  • Size

    546KB

  • Sample

    230324-btevjsdd4t

  • MD5

    8ac835618a81547c2dd0bd21545d2d67

  • SHA1

    f187de633c6afee965779479e149f0a761d7f7a7

  • SHA256

    a228b3e4155b370818f9d64e6ce696799d2cecafb8f0ab5f2b28e5ef9b02e42b

  • SHA512

    923540cfb99a095aece435f3f452dd80a0cea9b7ed896ab787f41ef62348b2f63e5e859cac777fb00bc64fb706444d02e875cfea2d5984d99053a6e870082578

  • SSDEEP

    12288:RMrJy900GEdmMCRBL2bdutv28fzBkstHwLBonzCzFlBsOcXsz:YyxmM0tnjOCnzCzFlBJZz

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

      a228b3e4155b370818f9d64e6ce696799d2cecafb8f0ab5f2b28e5ef9b02e42b

    • Size

      546KB

    • MD5

      8ac835618a81547c2dd0bd21545d2d67

    • SHA1

      f187de633c6afee965779479e149f0a761d7f7a7

    • SHA256

      a228b3e4155b370818f9d64e6ce696799d2cecafb8f0ab5f2b28e5ef9b02e42b

    • SHA512

      923540cfb99a095aece435f3f452dd80a0cea9b7ed896ab787f41ef62348b2f63e5e859cac777fb00bc64fb706444d02e875cfea2d5984d99053a6e870082578

    • SSDEEP

      12288:RMrJy900GEdmMCRBL2bdutv28fzBkstHwLBonzCzFlBsOcXsz:YyxmM0tnjOCnzCzFlBJZz

    • 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