General

  • Target

    b925ec01736fd6790a5fdaad4d3ef0a2a0a37eacd7770f0b8147b10438c7cf65

  • Size

    147KB

  • Sample

    221001-zp3mtagdek

  • MD5

    1b141c3f1a9ab3f342f95164e0a3832c

  • SHA1

    cedef6f54cdef48c4f3b73645e9cfb991df3f712

  • SHA256

    b925ec01736fd6790a5fdaad4d3ef0a2a0a37eacd7770f0b8147b10438c7cf65

  • SHA512

    d5bb164b8432a2d6c64fdf58d30579ed39156921234c511361caa9814beafb721c4879e45463649250af9f748318b3aab100cc5869b8b1222256e0a9b8b226b9

  • SSDEEP

    3072:3pTtrDrGRZsehHEDJUM+wyK0Orghw7d+:3DGx2JUM+wyKii7d

Malware Config

Extracted

Family

redline

Botnet

inslab26

C2

185.182.194.25:8251

Attributes
  • auth_value

    7c9cbd0e489a3c7fd31006406cb96f5b

Targets

    • Target

      b925ec01736fd6790a5fdaad4d3ef0a2a0a37eacd7770f0b8147b10438c7cf65

    • Size

      147KB

    • MD5

      1b141c3f1a9ab3f342f95164e0a3832c

    • SHA1

      cedef6f54cdef48c4f3b73645e9cfb991df3f712

    • SHA256

      b925ec01736fd6790a5fdaad4d3ef0a2a0a37eacd7770f0b8147b10438c7cf65

    • SHA512

      d5bb164b8432a2d6c64fdf58d30579ed39156921234c511361caa9814beafb721c4879e45463649250af9f748318b3aab100cc5869b8b1222256e0a9b8b226b9

    • SSDEEP

      3072:3pTtrDrGRZsehHEDJUM+wyK0Orghw7d+:3DGx2JUM+wyKii7d

    • Detects Smokeloader packer

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

2
T1120

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks