General

  • Target

    b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9

  • Size

    697KB

  • Sample

    230328-mqfs8aae28

  • MD5

    936e61edf1e7e2b1371c1b576a3b290d

  • SHA1

    a46f5fb09b25950a4e8875abf5a390ed7e86cea6

  • SHA256

    b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9

  • SHA512

    9036943aa53f0061fd0c76516cac8cd73cb44ad952c7595108fdb317e803bc81d1b23ef861989fa2c9cb994490e0b4ce11b22b3022b4f6c0d5f51ceed280e02e

  • SSDEEP

    12288:/Mr7y90ytlnXMPOkLl+YlZZhrp/YPx8swPVLFL6LDGjAAxI9gJ8vL4o:cyBfu+YlZH8xdwr0GjRI900Lx

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

Targets

    • Target

      b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9

    • Size

      697KB

    • MD5

      936e61edf1e7e2b1371c1b576a3b290d

    • SHA1

      a46f5fb09b25950a4e8875abf5a390ed7e86cea6

    • SHA256

      b45bc631884d0f169200a096b763d2eaaa88eef8c4a8b62b679eb8cdaca4aab9

    • SHA512

      9036943aa53f0061fd0c76516cac8cd73cb44ad952c7595108fdb317e803bc81d1b23ef861989fa2c9cb994490e0b4ce11b22b3022b4f6c0d5f51ceed280e02e

    • SSDEEP

      12288:/Mr7y90ytlnXMPOkLl+YlZZhrp/YPx8swPVLFL6LDGjAAxI9gJ8vL4o:cyBfu+YlZH8xdwr0GjRI900Lx

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • 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.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks