General

  • Target

    f804238e1c19dfca198d484063e1ff542ab15fdfd33587ea8f9b80a27171f0f8

  • Size

    539KB

  • Sample

    230324-nx5atsea77

  • MD5

    d38df37aa22890d3ab22b3bc420f69f8

  • SHA1

    cab2acf81b0d963d9c88d4fb3749d99204476605

  • SHA256

    f804238e1c19dfca198d484063e1ff542ab15fdfd33587ea8f9b80a27171f0f8

  • SHA512

    516a5b1f5236e9822ab1981c7cb61053d0129801a824fba8f3a01ef2e379e4727bac355b9701c7c91715ba1861cda40989de9cec672c5f11f324fbc6adc5fe74

  • SSDEEP

    12288:cMrDy90j3ySHewFndPIXs9UAQyCgpEWCdH:vyeiSHjw+Q2Ox

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

hero

C2

193.233.20.31:4125

Attributes
  • auth_value

    11f3c75a88ca461bcc8d6bf60a1193e3

Targets

    • Target

      f804238e1c19dfca198d484063e1ff542ab15fdfd33587ea8f9b80a27171f0f8

    • Size

      539KB

    • MD5

      d38df37aa22890d3ab22b3bc420f69f8

    • SHA1

      cab2acf81b0d963d9c88d4fb3749d99204476605

    • SHA256

      f804238e1c19dfca198d484063e1ff542ab15fdfd33587ea8f9b80a27171f0f8

    • SHA512

      516a5b1f5236e9822ab1981c7cb61053d0129801a824fba8f3a01ef2e379e4727bac355b9701c7c91715ba1861cda40989de9cec672c5f11f324fbc6adc5fe74

    • SSDEEP

      12288:cMrDy90j3ySHewFndPIXs9UAQyCgpEWCdH:vyeiSHjw+Q2Ox

    • 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