General

  • Target

    tmp

  • Size

    928KB

  • Sample

    220815-ng5lnaaaek

  • MD5

    415ad851f86423c3eb52d2bb157043b6

  • SHA1

    be38eed93a6d8e7d65bc682dc9fca768724c0d4a

  • SHA256

    1fa2d39e2196269e2482a1ce406daf535d71e9d453d537899c958467beebf453

  • SHA512

    a0a8c73e8948d45df71467d74344730f01e8ec34440e01fdd4705314d16c6a982397b3d70381c20a7e1347a9b8a090e1822da05162523a7b48f8c9a0fa219132

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:34589

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

5

C2

176.113.115.146:9582

Attributes
  • auth_value

    d38b30c1ccd6c1e5088d9e5bd9e51b0f

Extracted

Family

redline

Botnet

5076357887

C2

195.54.170.157:16525

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Targets

    • Target

      tmp

    • Size

      928KB

    • MD5

      415ad851f86423c3eb52d2bb157043b6

    • SHA1

      be38eed93a6d8e7d65bc682dc9fca768724c0d4a

    • SHA256

      1fa2d39e2196269e2482a1ce406daf535d71e9d453d537899c958467beebf453

    • SHA512

      a0a8c73e8948d45df71467d74344730f01e8ec34440e01fdd4705314d16c6a982397b3d70381c20a7e1347a9b8a090e1822da05162523a7b48f8c9a0fa219132

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks