General

  • Target

    0bcbc25c88e5b636deb9b0bac8a2d28aed3e7d5c668fee75089711caa2a8147a

  • Size

    802KB

  • Sample

    220530-cfbfmseabj

  • MD5

    8fe92e8677b751678f35eae1aac22e58

  • SHA1

    7c05f6f2c4403fbffc9195ad644652e890508de2

  • SHA256

    0bcbc25c88e5b636deb9b0bac8a2d28aed3e7d5c668fee75089711caa2a8147a

  • SHA512

    95274780845cd8bc0beeb65349352b662240bccb2e7b0d21618a476e70c21e597efe1db1a80925869a7878d1029ea25e645910f3385450f79cc5bc6ba00a0d8d

Malware Config

Extracted

Family

redline

Botnet

top

C2

185.215.113.75:81

Attributes
  • auth_value

    ff6259bc2baf33b54b454aad484fb0ee

Extracted

Family

redline

Botnet

AWS1

C2

185.215.113.201:21921

Attributes
  • auth_value

    dcbfcd5e87fa5703eac546226d00771d

Targets

    • Target

      0bcbc25c88e5b636deb9b0bac8a2d28aed3e7d5c668fee75089711caa2a8147a

    • Size

      802KB

    • MD5

      8fe92e8677b751678f35eae1aac22e58

    • SHA1

      7c05f6f2c4403fbffc9195ad644652e890508de2

    • SHA256

      0bcbc25c88e5b636deb9b0bac8a2d28aed3e7d5c668fee75089711caa2a8147a

    • SHA512

      95274780845cd8bc0beeb65349352b662240bccb2e7b0d21618a476e70c21e597efe1db1a80925869a7878d1029ea25e645910f3385450f79cc5bc6ba00a0d8d

    • RedLine

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

    • 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 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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks