General

  • Target

    f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43

  • Size

    544KB

  • Sample

    230323-1fc68scc6t

  • MD5

    a20b146e72b0b1e5c4e6eb8a542df0ca

  • SHA1

    7b48481acef39865f2c4df2a42a2b8f3d772de25

  • SHA256

    f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43

  • SHA512

    a15ab95b3493d32a3a707c5588be159caa212f3f03f112071058c54af5c7b0a9f3e6933cff7b1d3e9edfc6454c02710fe4ab726387938b19a61094b316befb3d

  • SSDEEP

    12288:sMrKy90ccsLEWDa/kOOYfcFLxqgU1MLGwku8vLSWtBA:OyPAoaMgaPIMa68zSWtBA

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43

    • Size

      544KB

    • MD5

      a20b146e72b0b1e5c4e6eb8a542df0ca

    • SHA1

      7b48481acef39865f2c4df2a42a2b8f3d772de25

    • SHA256

      f3ed1b4b0e6c6ede02753fb557bf5bbb7652bb744ef42d742dce992495327b43

    • SHA512

      a15ab95b3493d32a3a707c5588be159caa212f3f03f112071058c54af5c7b0a9f3e6933cff7b1d3e9edfc6454c02710fe4ab726387938b19a61094b316befb3d

    • SSDEEP

      12288:sMrKy90ccsLEWDa/kOOYfcFLxqgU1MLGwku8vLSWtBA:OyPAoaMgaPIMa68zSWtBA

    • 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