General

  • Target

    3881a4bed1ca5f3005defcf17701ef410eaa25c9bf37608badc93d33ff561fc2

  • Size

    533KB

  • Sample

    230331-za7yzsee8s

  • MD5

    cff92830194d5a8afc8483a1bb2075c1

  • SHA1

    3e53e14283f7a1edb525289559d9f8bd93a59b36

  • SHA256

    3881a4bed1ca5f3005defcf17701ef410eaa25c9bf37608badc93d33ff561fc2

  • SHA512

    40cb090bfb6f184c3c19d1566a26c3d547a3e68d5d81a5695a766b9d5f9e82b6121ee7414e7485e24ae8dd395fc420d3cce621c4f25306f4d5264c6ac7a0da9c

  • SSDEEP

    12288:6MrSy90vvFO19cig9j7uGUC3LqH0nF28wBRd:EyQ0MiKuGUC3Gr1d

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

      3881a4bed1ca5f3005defcf17701ef410eaa25c9bf37608badc93d33ff561fc2

    • Size

      533KB

    • MD5

      cff92830194d5a8afc8483a1bb2075c1

    • SHA1

      3e53e14283f7a1edb525289559d9f8bd93a59b36

    • SHA256

      3881a4bed1ca5f3005defcf17701ef410eaa25c9bf37608badc93d33ff561fc2

    • SHA512

      40cb090bfb6f184c3c19d1566a26c3d547a3e68d5d81a5695a766b9d5f9e82b6121ee7414e7485e24ae8dd395fc420d3cce621c4f25306f4d5264c6ac7a0da9c

    • SSDEEP

      12288:6MrSy90vvFO19cig9j7uGUC3LqH0nF28wBRd:EyQ0MiKuGUC3Gr1d

    • 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