General

  • Target

    4b88fe9b22e1103b3cec0206080b0d34d67bfe1725e56dca3849a2adf8d0018f

  • Size

    264KB

  • Sample

    221207-2q8xbsgd62

  • MD5

    c8afca2dd3974ccbb04b3ba29b27a8b7

  • SHA1

    8840c352b5dd286ed95e81d23b42a2868a7fcd7d

  • SHA256

    4b88fe9b22e1103b3cec0206080b0d34d67bfe1725e56dca3849a2adf8d0018f

  • SHA512

    98aae9dc5c8196c061f736d7ec00e488267f2b0541d26a31601455600f81ce580440d2fc640a70aceedf2a9031bbadf2a965b4f5c5e535d57f8b447681093a68

  • SSDEEP

    3072:ejTunnqST2EI73sa235B5MiiziWL89lAm0bkDO8LcjIgk+LBeVEPQuLft9RIlf3:Y8GstqN89lA7kDD8IOHPilf

Malware Config

Extracted

Family

redline

Botnet

YT

C2

65.21.5.58:48811

Attributes
  • auth_value

    fb878dde7f3b4ad1e1bc26d24db36d28

Targets

    • Target

      4b88fe9b22e1103b3cec0206080b0d34d67bfe1725e56dca3849a2adf8d0018f

    • Size

      264KB

    • MD5

      c8afca2dd3974ccbb04b3ba29b27a8b7

    • SHA1

      8840c352b5dd286ed95e81d23b42a2868a7fcd7d

    • SHA256

      4b88fe9b22e1103b3cec0206080b0d34d67bfe1725e56dca3849a2adf8d0018f

    • SHA512

      98aae9dc5c8196c061f736d7ec00e488267f2b0541d26a31601455600f81ce580440d2fc640a70aceedf2a9031bbadf2a965b4f5c5e535d57f8b447681093a68

    • SSDEEP

      3072:ejTunnqST2EI73sa235B5MiiziWL89lAm0bkDO8LcjIgk+LBeVEPQuLft9RIlf3:Y8GstqN89lA7kDD8IOHPilf

    • Detects Smokeloader packer

    • RedLine

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

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Scripting

1
T1064

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks