General

  • Target

    c3758732a88336c66a4d290e736e840a305ca07eed8579069acdd8b316a975a9

  • Size

    264KB

  • Sample

    221207-3aaj9sbe2w

  • MD5

    8df75c3d105112a78078aee5b8f6ee31

  • SHA1

    db32b7dcaf464c722c9631b238cf3021b5992f6e

  • SHA256

    c3758732a88336c66a4d290e736e840a305ca07eed8579069acdd8b316a975a9

  • SHA512

    ca6f595126ab3afdc5c8fcab3fd29defa495adf01914f82a6f835398a00f823447c8428124a860b067bc0d9243d893c6c8677045b1b070a134b9ba67d1c35ef0

  • SSDEEP

    3072:cj6btxLYKGfsV/m5B5igIQvfgh82lFtJ1DesBeVwDyhU9RIlf3:K5sRBgIg48UhDedXh0ilf

Malware Config

Extracted

Family

redline

Botnet

YT

C2

65.21.5.58:48811

Attributes
  • auth_value

    fb878dde7f3b4ad1e1bc26d24db36d28

Targets

    • Target

      c3758732a88336c66a4d290e736e840a305ca07eed8579069acdd8b316a975a9

    • Size

      264KB

    • MD5

      8df75c3d105112a78078aee5b8f6ee31

    • SHA1

      db32b7dcaf464c722c9631b238cf3021b5992f6e

    • SHA256

      c3758732a88336c66a4d290e736e840a305ca07eed8579069acdd8b316a975a9

    • SHA512

      ca6f595126ab3afdc5c8fcab3fd29defa495adf01914f82a6f835398a00f823447c8428124a860b067bc0d9243d893c6c8677045b1b070a134b9ba67d1c35ef0

    • SSDEEP

      3072:cj6btxLYKGfsV/m5B5igIQvfgh82lFtJ1DesBeVwDyhU9RIlf3:K5sRBgIg48UhDedXh0ilf

    • 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