General

  • Target

    63c273426965f08358946a88592af933da5a4ed91c181586d2a1acfb73c846bb

  • Size

    690KB

  • Sample

    230324-bn2gcsdc8z

  • MD5

    50c641fa50c7fd0f489b9561a446e26d

  • SHA1

    dedf56452a2286f164111391422e2abc727cc99a

  • SHA256

    63c273426965f08358946a88592af933da5a4ed91c181586d2a1acfb73c846bb

  • SHA512

    1975254b0b7b665c596cb5ed5d07c0214553c4e97c26ed9a10f5a38209b3784c8a65898515bb11caac4cae824d5c1f363da166a7f4061671e3cf7a4d0bb2ae57

  • SSDEEP

    12288:LUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:LUEH9beq7Ftz53CdP6T+V7SF

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

      63c273426965f08358946a88592af933da5a4ed91c181586d2a1acfb73c846bb

    • Size

      690KB

    • MD5

      50c641fa50c7fd0f489b9561a446e26d

    • SHA1

      dedf56452a2286f164111391422e2abc727cc99a

    • SHA256

      63c273426965f08358946a88592af933da5a4ed91c181586d2a1acfb73c846bb

    • SHA512

      1975254b0b7b665c596cb5ed5d07c0214553c4e97c26ed9a10f5a38209b3784c8a65898515bb11caac4cae824d5c1f363da166a7f4061671e3cf7a4d0bb2ae57

    • SSDEEP

      12288:LUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:LUEH9beq7Ftz53CdP6T+V7SF

    • 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