General

  • Target

    676e5f0677cdcb630ec50a533eb78fc7f08da78f1820abb310fa69ca2a471d0c

  • Size

    544KB

  • Sample

    230323-z5ssjsab94

  • MD5

    20400422f0cf868e9d0297f7e5f92472

  • SHA1

    82351467950d939c8771cf630db8a4308e100b96

  • SHA256

    676e5f0677cdcb630ec50a533eb78fc7f08da78f1820abb310fa69ca2a471d0c

  • SHA512

    9ad6689838308d235b291ef31f7a0f318998592c1105b573eb7a6a3a6ddbce101e701dac85611b2eb2b2de8286bc14331373f2fc067e45c0ecd43a140cec5c07

  • SSDEEP

    12288:SMrYy90wHImEa+fGHsNDFTsqgU4MLcwKh+XPlO+z:+y7duLhABMIoXP4+z

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

      676e5f0677cdcb630ec50a533eb78fc7f08da78f1820abb310fa69ca2a471d0c

    • Size

      544KB

    • MD5

      20400422f0cf868e9d0297f7e5f92472

    • SHA1

      82351467950d939c8771cf630db8a4308e100b96

    • SHA256

      676e5f0677cdcb630ec50a533eb78fc7f08da78f1820abb310fa69ca2a471d0c

    • SHA512

      9ad6689838308d235b291ef31f7a0f318998592c1105b573eb7a6a3a6ddbce101e701dac85611b2eb2b2de8286bc14331373f2fc067e45c0ecd43a140cec5c07

    • SSDEEP

      12288:SMrYy90wHImEa+fGHsNDFTsqgU4MLcwKh+XPlO+z:+y7duLhABMIoXP4+z

    • 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