General

  • Target

    622fd5de4da0db62714f748b448e882de7364aae6ebade66921eafc6e5d60e5a

  • Size

    697KB

  • Sample

    230328-nvdp4aag39

  • MD5

    4ea3317f70089323d48ff7964a1ac51b

  • SHA1

    c7a8a789f4592aa059523ff1782ce44df7f039c6

  • SHA256

    622fd5de4da0db62714f748b448e882de7364aae6ebade66921eafc6e5d60e5a

  • SHA512

    b2577364578e29d0bd96d3da88193cabf9ca4150908a758d5466f8c2e9cfd94a5d763d34f32cea9463fccb7556f5f2e15bb640db5352baab9f22e1a54def74f2

  • SSDEEP

    12288:rMrBy90ckSy2+x1Y/3tw9aIKPnDYdgD2mrDB1L6xQGjYAxI9gFDHP7KX:+y5y2+LY/tw9QPDV7bHGjpI9qvKX

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

Targets

    • Target

      622fd5de4da0db62714f748b448e882de7364aae6ebade66921eafc6e5d60e5a

    • Size

      697KB

    • MD5

      4ea3317f70089323d48ff7964a1ac51b

    • SHA1

      c7a8a789f4592aa059523ff1782ce44df7f039c6

    • SHA256

      622fd5de4da0db62714f748b448e882de7364aae6ebade66921eafc6e5d60e5a

    • SHA512

      b2577364578e29d0bd96d3da88193cabf9ca4150908a758d5466f8c2e9cfd94a5d763d34f32cea9463fccb7556f5f2e15bb640db5352baab9f22e1a54def74f2

    • SSDEEP

      12288:rMrBy90ckSy2+x1Y/3tw9aIKPnDYdgD2mrDB1L6xQGjYAxI9gFDHP7KX:+y5y2+LY/tw9QPDV7bHGjpI9qvKX

    • 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