General

  • Target

    e5ec4cf13f19556e26f12a2d73842ff33b50ebf8a28d6a70ec4e992a7763819b

  • Size

    659KB

  • Sample

    230403-w22phaab9w

  • MD5

    9b3e0d626aadef57bafc6e659ab9e56d

  • SHA1

    4b7ff59a3ab1f6e945e718669ae4feb4efe05824

  • SHA256

    e5ec4cf13f19556e26f12a2d73842ff33b50ebf8a28d6a70ec4e992a7763819b

  • SHA512

    109e52953ef488f49a375a5e03ee0f16a12868a092493f479566488471520238593b552aa2d34609f3127dd7947f861acee6cc9824057b792335b12e2da5b1cc

  • SSDEEP

    12288:UMray90UlxnMtIBIZzsayn+lsVZSwP2Vvp6+3P:GypYlhwPW4+3P

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

      e5ec4cf13f19556e26f12a2d73842ff33b50ebf8a28d6a70ec4e992a7763819b

    • Size

      659KB

    • MD5

      9b3e0d626aadef57bafc6e659ab9e56d

    • SHA1

      4b7ff59a3ab1f6e945e718669ae4feb4efe05824

    • SHA256

      e5ec4cf13f19556e26f12a2d73842ff33b50ebf8a28d6a70ec4e992a7763819b

    • SHA512

      109e52953ef488f49a375a5e03ee0f16a12868a092493f479566488471520238593b552aa2d34609f3127dd7947f861acee6cc9824057b792335b12e2da5b1cc

    • SSDEEP

      12288:UMray90UlxnMtIBIZzsayn+lsVZSwP2Vvp6+3P:GypYlhwPW4+3P

    • 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