General

  • Target

    fb106431c4d5002d9ef361db77966d04b0df73cf9396d724621ef04f39f34a57

  • Size

    539KB

  • Sample

    230324-kaha1afc4y

  • MD5

    14ab0baf30cc265698dd35251724f54c

  • SHA1

    0c9c49bb56eef40cf7752c6f82333d8f941661e1

  • SHA256

    fb106431c4d5002d9ef361db77966d04b0df73cf9396d724621ef04f39f34a57

  • SHA512

    54da7b1d6828b3c82e6c2b60999a92b998672283f03f6856a0dc0e4309f86b2cf5f9c08188b0c451768d5e563538a5056c5da7dde1efab19132d55b4819ce876

  • SSDEEP

    12288:lMruy90B9oub4BNMggp6+YaxaI4+VWFmFZLk7sQ0I2:/yDubSmp6+Y6Tc6ZLEFZ2

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

bolt

C2

193.233.20.31:4125

Attributes
  • auth_value

    29540c7bf0277243e2faf6601e15a754

Targets

    • Target

      fb106431c4d5002d9ef361db77966d04b0df73cf9396d724621ef04f39f34a57

    • Size

      539KB

    • MD5

      14ab0baf30cc265698dd35251724f54c

    • SHA1

      0c9c49bb56eef40cf7752c6f82333d8f941661e1

    • SHA256

      fb106431c4d5002d9ef361db77966d04b0df73cf9396d724621ef04f39f34a57

    • SHA512

      54da7b1d6828b3c82e6c2b60999a92b998672283f03f6856a0dc0e4309f86b2cf5f9c08188b0c451768d5e563538a5056c5da7dde1efab19132d55b4819ce876

    • SSDEEP

      12288:lMruy90B9oub4BNMggp6+YaxaI4+VWFmFZLk7sQ0I2:/yDubSmp6+Y6Tc6ZLEFZ2

    • 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