General

  • Target

    b34dc72da66a16f9c04847772497eb8042de8cb64ef8ea83a99dc4a319268f38

  • Size

    690KB

  • Sample

    230324-bkseaadc6z

  • MD5

    c83ea89555fead030e15379566c809a9

  • SHA1

    5a983829dc5f80b96704df7320ea7782de198123

  • SHA256

    b34dc72da66a16f9c04847772497eb8042de8cb64ef8ea83a99dc4a319268f38

  • SHA512

    41e46d148b299f75c1bd5234f8ca71c5a996c8318808951745281a3bb99ab2c286e7ef62f45bd72372451777312271aaa27884ff3f0537e8d9d552ac956c0518

  • SSDEEP

    12288:PUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:PUEH9beq7Ftz53CdP6T+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

      b34dc72da66a16f9c04847772497eb8042de8cb64ef8ea83a99dc4a319268f38

    • Size

      690KB

    • MD5

      c83ea89555fead030e15379566c809a9

    • SHA1

      5a983829dc5f80b96704df7320ea7782de198123

    • SHA256

      b34dc72da66a16f9c04847772497eb8042de8cb64ef8ea83a99dc4a319268f38

    • SHA512

      41e46d148b299f75c1bd5234f8ca71c5a996c8318808951745281a3bb99ab2c286e7ef62f45bd72372451777312271aaa27884ff3f0537e8d9d552ac956c0518

    • SSDEEP

      12288:PUjIXjpVmeRF7euMA4AFtz53CdFNBPT/0TI3VEN+5Q8oe4yY:PUEH9beq7Ftz53CdP6T+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