General

  • Target

    8b91c310c14c6e5bcb8e8538bf2f65ec8bedf2bbd9d02b8ba8e65e1081c054cb

  • Size

    1.4MB

  • Sample

    220725-w665saaaa8

  • MD5

    3b60e55817d1e61d5b98df195efd79d0

  • SHA1

    d61730ba4c43d35de9a5bc13bdabbd0c0a1f4164

  • SHA256

    8b91c310c14c6e5bcb8e8538bf2f65ec8bedf2bbd9d02b8ba8e65e1081c054cb

  • SHA512

    b73e3b2c1d749a7729a9ddab9d77ec57454423d759bea312179dc6d4e62852c0721ba9956da985e7b670bd0d22a1f1bbc353ec739866ff29098bb36f55be46b5

Malware Config

Extracted

Family

redline

Botnet

4

C2

31.41.244.134:11643

Attributes
  • auth_value

    a516b2d034ecd34338f12b50347fbd92

Extracted

Family

redline

Botnet

@tag12312341

C2

62.204.41.144:14096

Attributes
  • auth_value

    71466795417275fac01979e57016e277

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:18728

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

https://t.me/insttailer

C2

185.199.224.90:37143

Attributes
  • auth_value

    1e73e022970e3ad55c62cb5010e7599b

Targets

    • Target

      8b91c310c14c6e5bcb8e8538bf2f65ec8bedf2bbd9d02b8ba8e65e1081c054cb

    • Size

      1.4MB

    • MD5

      3b60e55817d1e61d5b98df195efd79d0

    • SHA1

      d61730ba4c43d35de9a5bc13bdabbd0c0a1f4164

    • SHA256

      8b91c310c14c6e5bcb8e8538bf2f65ec8bedf2bbd9d02b8ba8e65e1081c054cb

    • SHA512

      b73e3b2c1d749a7729a9ddab9d77ec57454423d759bea312179dc6d4e62852c0721ba9956da985e7b670bd0d22a1f1bbc353ec739866ff29098bb36f55be46b5

    • Raccoon

      Raccoon is an infostealer written in C++ and first seen in 2019.

    • 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

    • 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 SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks