General

  • Target

    5270c3aafec32be28f574a4c89e9d371734f0cf37486cbb902d72af7f257671f

  • Size

    546KB

  • Sample

    230324-a271madb4z

  • MD5

    4345f67d869bb4242c58adb5d6515cb4

  • SHA1

    e6d00099a50dd514adbbcb37c4448734a3d2c850

  • SHA256

    5270c3aafec32be28f574a4c89e9d371734f0cf37486cbb902d72af7f257671f

  • SHA512

    20eb04fe8be2a4484d563718ea75a86d854e8446a1a96074a5abd2c007eca2b5ca47d9b2c19a3befcbb5873ee24c24e5d6b669b04a0177b5a50e8f6ca05a59e9

  • SSDEEP

    12288:uMrdy90GbshEjzOBR7hZM8NJst3wL9yR4D14F7mFf:PydbsGjiT/MieW9yR4D14lyf

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

lown

C2

193.233.20.31:4125

Attributes
  • auth_value

    4cf836e062bcdc2a4fdbf410f5747ec7

Targets

    • Target

      5270c3aafec32be28f574a4c89e9d371734f0cf37486cbb902d72af7f257671f

    • Size

      546KB

    • MD5

      4345f67d869bb4242c58adb5d6515cb4

    • SHA1

      e6d00099a50dd514adbbcb37c4448734a3d2c850

    • SHA256

      5270c3aafec32be28f574a4c89e9d371734f0cf37486cbb902d72af7f257671f

    • SHA512

      20eb04fe8be2a4484d563718ea75a86d854e8446a1a96074a5abd2c007eca2b5ca47d9b2c19a3befcbb5873ee24c24e5d6b669b04a0177b5a50e8f6ca05a59e9

    • SSDEEP

      12288:uMrdy90GbshEjzOBR7hZM8NJst3wL9yR4D14F7mFf:PydbsGjiT/MieW9yR4D14lyf

    • 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