General

  • Target

    3b4a64db673fd41ffab6639ff3c49f716856db8631949e715b00c17d58b0010f

  • Size

    680KB

  • Sample

    230324-pwbgssec93

  • MD5

    f8cb17c0b9cde6487be7afed9c6f6436

  • SHA1

    c91569f9828de2a9fe38fcfd8ff1e3a98c819efe

  • SHA256

    3b4a64db673fd41ffab6639ff3c49f716856db8631949e715b00c17d58b0010f

  • SHA512

    6eae35cf1dd6341a81d18a4c3c53148cb392dc447f0c8ed0ae0b929e6d7a522240f8fdea584c5ea2707091b81b8d472fffb8abf13acb6efbc6d3c99343b49f6b

  • SSDEEP

    12288:smMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:A2HD26KieG1Xs/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

      3b4a64db673fd41ffab6639ff3c49f716856db8631949e715b00c17d58b0010f

    • Size

      680KB

    • MD5

      f8cb17c0b9cde6487be7afed9c6f6436

    • SHA1

      c91569f9828de2a9fe38fcfd8ff1e3a98c819efe

    • SHA256

      3b4a64db673fd41ffab6639ff3c49f716856db8631949e715b00c17d58b0010f

    • SHA512

      6eae35cf1dd6341a81d18a4c3c53148cb392dc447f0c8ed0ae0b929e6d7a522240f8fdea584c5ea2707091b81b8d472fffb8abf13acb6efbc6d3c99343b49f6b

    • SSDEEP

      12288:smMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:A2HD26KieG1Xs/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