General

  • Target

    tmp

  • Size

    680KB

  • Sample

    230324-persfsgc6w

  • MD5

    99428b6c34978e99aed6cefcc740c262

  • SHA1

    01339ce5baad4d4346cf0d2341a1056380bf3c1d

  • SHA256

    cd2aafc6dcca31cf68d9499a8fb058409391e8b85856a05c8dde95fe64d20cc9

  • SHA512

    e85d961d46275b7b34daf4a568d94dd9909ce8cbf0ed4a47fee1a61f70f0d7cb8f746c6fc84a5de8bb5732b28d2b350e5a89c14ee11162eced0e8d7263dd4f5f

  • SSDEEP

    12288:ImMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:c2HD26KieG1Xs/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

      tmp

    • Size

      680KB

    • MD5

      99428b6c34978e99aed6cefcc740c262

    • SHA1

      01339ce5baad4d4346cf0d2341a1056380bf3c1d

    • SHA256

      cd2aafc6dcca31cf68d9499a8fb058409391e8b85856a05c8dde95fe64d20cc9

    • SHA512

      e85d961d46275b7b34daf4a568d94dd9909ce8cbf0ed4a47fee1a61f70f0d7cb8f746c6fc84a5de8bb5732b28d2b350e5a89c14ee11162eced0e8d7263dd4f5f

    • SSDEEP

      12288:ImMzFXFWH+sb7gsOV4Fcie32MPCXBCL2y/EArnF7mUeqlBCKVO2Ri:c2HD26KieG1Xs/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

    • Loads dropped DLL

    • 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