General

  • Target

    121c2de29a769d7993aec3666a8b7419a138eeaef3148891f43cbcc5c6253198

  • Size

    690KB

  • Sample

    230324-a1d16adb4v

  • MD5

    f7acffb9902d451762ca474bb5b9a112

  • SHA1

    2e921ae97de8d01a1bb4bca7c0470f37323543b8

  • SHA256

    121c2de29a769d7993aec3666a8b7419a138eeaef3148891f43cbcc5c6253198

  • SHA512

    4c737d72bee7c85ff11d894b6d50ee4d54a29193303f21f4722010d217755a1b0ba656dec2d8124f2ab0266e98cbfed097322e9ed3794b8028983e261e3bfc82

  • SSDEEP

    12288:7UjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:7UEH9beq7Ftz53CdP6T+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

      121c2de29a769d7993aec3666a8b7419a138eeaef3148891f43cbcc5c6253198

    • Size

      690KB

    • MD5

      f7acffb9902d451762ca474bb5b9a112

    • SHA1

      2e921ae97de8d01a1bb4bca7c0470f37323543b8

    • SHA256

      121c2de29a769d7993aec3666a8b7419a138eeaef3148891f43cbcc5c6253198

    • SHA512

      4c737d72bee7c85ff11d894b6d50ee4d54a29193303f21f4722010d217755a1b0ba656dec2d8124f2ab0266e98cbfed097322e9ed3794b8028983e261e3bfc82

    • SSDEEP

      12288:7UjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:7UEH9beq7Ftz53CdP6T+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