General

  • Target

    6b281b20c590da9cdb41f3924670bd5c7483c04408e44c9e298d08fd2a12346f

  • Size

    1.1MB

  • Sample

    230529-b82mvshe9y

  • MD5

    ef4301851423f8ecb5dd0c43037c57cb

  • SHA1

    3d387d334ce1fed3edd0b344216eb508f71478ce

  • SHA256

    6b281b20c590da9cdb41f3924670bd5c7483c04408e44c9e298d08fd2a12346f

  • SHA512

    f0daa659ee62cea4f1c6164f3213a39ff34db190f5470a56370e32edd46148af14bb90ffbc29452b53a8df69ae04937ac312a212fc4e4da26f01cb149b367427

  • SSDEEP

    24576:RydfuitQXue9uP+LKxeunK7US90TW/QE0GNsfRAuZSfW5n:EJuitQee9uW5unKz0TB3GNqV

Malware Config

Extracted

Family

redline

Botnet

lizsa

C2

83.97.73.127:19045

Attributes
  • auth_value

    44b0b71b36e78465dbdebb4ecfb78b77

Extracted

Family

redline

Botnet

metro

C2

83.97.73.127:19045

Attributes
  • auth_value

    f7fd4aa816bdbaad933b45b51d9b6b1a

Extracted

Family

redline

Botnet

Redline

C2

85.31.54.183:18435

Attributes
  • auth_value

    50837656cba6e4dd56bfbb4a61dadb63

Targets

    • Target

      6b281b20c590da9cdb41f3924670bd5c7483c04408e44c9e298d08fd2a12346f

    • Size

      1.1MB

    • MD5

      ef4301851423f8ecb5dd0c43037c57cb

    • SHA1

      3d387d334ce1fed3edd0b344216eb508f71478ce

    • SHA256

      6b281b20c590da9cdb41f3924670bd5c7483c04408e44c9e298d08fd2a12346f

    • SHA512

      f0daa659ee62cea4f1c6164f3213a39ff34db190f5470a56370e32edd46148af14bb90ffbc29452b53a8df69ae04937ac312a212fc4e4da26f01cb149b367427

    • SSDEEP

      24576:RydfuitQXue9uP+LKxeunK7US90TW/QE0GNsfRAuZSfW5n:EJuitQee9uW5unKz0TB3GNqV

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

1
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Tasks