General

  • Target

    549974d83f63c37df35d8f3854dd163d40190d45900e231d525d6f9096af58f7

  • Size

    660KB

  • Sample

    230403-xmervsad3w

  • MD5

    b6ffe1e95f7e0999ca30a1bc5b6cab3e

  • SHA1

    53df1d739e63697cb5a9ed9a71e5e4a1fad03fc8

  • SHA256

    549974d83f63c37df35d8f3854dd163d40190d45900e231d525d6f9096af58f7

  • SHA512

    296b16c3527ecf4d7cb8a32b0f0c37ed5217594510306443e3a6c0d3ef73ed68ad51542fab8fc637a21114815a45b5d5b6eea6e0fdbc36a0fa8d85404ce0a6c6

  • SSDEEP

    12288:kMruy90wTtdvfi7Isq3Y7+sHZsUQCWZS9wbiTl67d2YuCBl:ay5T3f4Isq3qn5me9w6s52+Bl

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Targets

    • Target

      549974d83f63c37df35d8f3854dd163d40190d45900e231d525d6f9096af58f7

    • Size

      660KB

    • MD5

      b6ffe1e95f7e0999ca30a1bc5b6cab3e

    • SHA1

      53df1d739e63697cb5a9ed9a71e5e4a1fad03fc8

    • SHA256

      549974d83f63c37df35d8f3854dd163d40190d45900e231d525d6f9096af58f7

    • SHA512

      296b16c3527ecf4d7cb8a32b0f0c37ed5217594510306443e3a6c0d3ef73ed68ad51542fab8fc637a21114815a45b5d5b6eea6e0fdbc36a0fa8d85404ce0a6c6

    • SSDEEP

      12288:kMruy90wTtdvfi7Isq3Y7+sHZsUQCWZS9wbiTl67d2YuCBl:ay5T3f4Isq3qn5me9w6s52+Bl

    • 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.

    • Suspicious use of SetThreadContext

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