General

  • Target

    Classic Baseplate.rbxl

  • Size

    117KB

  • Sample

    230609-w9zvwadh2y

  • MD5

    7fd101811b433f81f37ec1c95c541c90

  • SHA1

    3c99026b3a52052a6bd24f66d1f6a717904df441

  • SHA256

    f14b33944ff630392e0540faf2f6ca73efcf2a1f94133760e669563579d86139

  • SHA512

    09b3fab8ddfebcd0ec6573eb5d38121c1e5ec442b7f0f766f6f24520ac951805bde6d69a8752d5422bf34924db4794b7422093dc2173d50e3bc138f4ce474d9d

  • SSDEEP

    1536:qZ1bFQv6EHZSMyAFBvwHoNy3h471rhq6MSa1SNWvhackS:qs6+EMyALjMR471rlMSZNWv81S

Malware Config

Extracted

Family

redline

Botnet

cryptx

C2

94.142.138.105:15111

Attributes
  • auth_value

    a45302b7daf4f87798af144567e5d0ff

Targets

    • Target

      Classic Baseplate.rbxl

    • Size

      117KB

    • MD5

      7fd101811b433f81f37ec1c95c541c90

    • SHA1

      3c99026b3a52052a6bd24f66d1f6a717904df441

    • SHA256

      f14b33944ff630392e0540faf2f6ca73efcf2a1f94133760e669563579d86139

    • SHA512

      09b3fab8ddfebcd0ec6573eb5d38121c1e5ec442b7f0f766f6f24520ac951805bde6d69a8752d5422bf34924db4794b7422093dc2173d50e3bc138f4ce474d9d

    • SSDEEP

      1536:qZ1bFQv6EHZSMyAFBvwHoNy3h471rhq6MSa1SNWvhackS:qs6+EMyALjMR471rlMSZNWv81S

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Registers COM server for autorun

    • Uses the VBS compiler for execution

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Change Default File Association

1
T1042

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Scripting

1
T1064

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Security Software Discovery

1
T1063

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Tasks