General

  • Target

    43ad707ae08bda6c077c71f6c850c058d063961ce7cdeb949bbe7d0e7fc0eb03

  • Size

    680KB

  • Sample

    230324-p7ezcsed73

  • MD5

    6fbdc84fa1ffae2258e291a32b45b7b0

  • SHA1

    d1fc79b1f858c44b36ad86230ca87f89a5f2ec99

  • SHA256

    43ad707ae08bda6c077c71f6c850c058d063961ce7cdeb949bbe7d0e7fc0eb03

  • SHA512

    db7bdc20a66771778cfb7a032666c89cac355d745c6799dcdcaed5474422f2dff50a90aa11d2ef22cd66ee5141bea0f92d11f00fe9a585374d01c8b496192eb6

  • SSDEEP

    12288:qmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:e2HD26KieG1Xs/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

      43ad707ae08bda6c077c71f6c850c058d063961ce7cdeb949bbe7d0e7fc0eb03

    • Size

      680KB

    • MD5

      6fbdc84fa1ffae2258e291a32b45b7b0

    • SHA1

      d1fc79b1f858c44b36ad86230ca87f89a5f2ec99

    • SHA256

      43ad707ae08bda6c077c71f6c850c058d063961ce7cdeb949bbe7d0e7fc0eb03

    • SHA512

      db7bdc20a66771778cfb7a032666c89cac355d745c6799dcdcaed5474422f2dff50a90aa11d2ef22cd66ee5141bea0f92d11f00fe9a585374d01c8b496192eb6

    • SSDEEP

      12288:qmMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:e2HD26KieG1Xs/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