General

  • Target

    7f510579818fc3c864cec21093b0e5f13809b6389461df930222867b62055101

  • Size

    544KB

  • Sample

    230323-2k6vsaaf29

  • MD5

    56133ebad75d40bf8358d862a0390e89

  • SHA1

    f6555ac520dbde9c9fbc3f45973c280ba6ce6e18

  • SHA256

    7f510579818fc3c864cec21093b0e5f13809b6389461df930222867b62055101

  • SHA512

    131a6c49ba21e15457c17125a2bc392fb83ee1cc2b595c928fa5a6209764891845904236cab49fa874487f207cd9e7bb29b4c5763fa1562b351ee4b581d540cf

  • SSDEEP

    12288:WMrcy9043ED3+oE8hkQHIOKrfbk72qgUxMLJw5kpBatGHjKOe:eyA3VVJIjEe4MVrp6GDA

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

      7f510579818fc3c864cec21093b0e5f13809b6389461df930222867b62055101

    • Size

      544KB

    • MD5

      56133ebad75d40bf8358d862a0390e89

    • SHA1

      f6555ac520dbde9c9fbc3f45973c280ba6ce6e18

    • SHA256

      7f510579818fc3c864cec21093b0e5f13809b6389461df930222867b62055101

    • SHA512

      131a6c49ba21e15457c17125a2bc392fb83ee1cc2b595c928fa5a6209764891845904236cab49fa874487f207cd9e7bb29b4c5763fa1562b351ee4b581d540cf

    • SSDEEP

      12288:WMrcy9043ED3+oE8hkQHIOKrfbk72qgUxMLJw5kpBatGHjKOe:eyA3VVJIjEe4MVrp6GDA

    • 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