General

  • Target

    ba66c7a46a35c1b38aa76a199ae19a65674786771b153e0fadc62fcd28367396

  • Size

    817KB

  • Sample

    220811-2aw8lafed7

  • MD5

    b62b613ae3fe7036fa43bc29ae47e543

  • SHA1

    82d820788a5fd1a203b8c45f880ab1368257c818

  • SHA256

    6228a057bf70d95e0f6cd3a5639d02e4155c84f7da9fd29bf879e3473d37d86d

  • SHA512

    3f291f9e42efec5976c689c6c94cd321bd4b621a6f8694f56fa2a4f0bdd663397b0f19552cb9f5376d8a46f130c378109e5c078d10fd80cc53f3de0987992a3b

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:34589

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

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

5076357887

C2

195.54.170.157:16525

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Targets

    • Target

      ba66c7a46a35c1b38aa76a199ae19a65674786771b153e0fadc62fcd28367396

    • Size

      902KB

    • MD5

      e6ae2071837c90e79a7f4c6e8e778f0f

    • SHA1

      b340afd00d6feb4da15b9b10446417e51d3f7082

    • SHA256

      ba66c7a46a35c1b38aa76a199ae19a65674786771b153e0fadc62fcd28367396

    • SHA512

      6e1662cc172d0001fb2de054eaff5dc8c9ba041cbec00a42d8311c92958e1b4690454262106ac26d0eed85863e2142dc5d4161a98c7cbabbcb6b083e7d02b59c

    • RedLine

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

    • RedLine payload

    • 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

    • 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

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

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks