General

  • Target

    21efb6318a6ca70de90fc52773297e552173ee004a7d77cb192526e8696921d2

  • Size

    671KB

  • Sample

    230331-zkjn5sef61

  • MD5

    75f32d1f2d8cffb342a652fe49f28826

  • SHA1

    57c5796bb39e6cc8beaa3afe7c2b12171ef2bce8

  • SHA256

    21efb6318a6ca70de90fc52773297e552173ee004a7d77cb192526e8696921d2

  • SHA512

    6f3aadde8cadd1bab44a5a6ea3e5bcfa18376e87656322a7c6c59d7ec987b1a6ccfa0935ca902832c7845841e31cd67a2bb5d157cbdb5527120eecef26176f41

  • SSDEEP

    12288:VMrCy90HLAgv2eJQQfUt90fgcSDas/GKZS09g23LqrJEAHX/AH5:jyg8TQfUt90f10i23GrJVa

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

      21efb6318a6ca70de90fc52773297e552173ee004a7d77cb192526e8696921d2

    • Size

      671KB

    • MD5

      75f32d1f2d8cffb342a652fe49f28826

    • SHA1

      57c5796bb39e6cc8beaa3afe7c2b12171ef2bce8

    • SHA256

      21efb6318a6ca70de90fc52773297e552173ee004a7d77cb192526e8696921d2

    • SHA512

      6f3aadde8cadd1bab44a5a6ea3e5bcfa18376e87656322a7c6c59d7ec987b1a6ccfa0935ca902832c7845841e31cd67a2bb5d157cbdb5527120eecef26176f41

    • SSDEEP

      12288:VMrCy90HLAgv2eJQQfUt90fgcSDas/GKZS09g23LqrJEAHX/AH5:jyg8TQfUt90f10i23GrJVa

    • 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