General

  • Target

    ProtonVPNcrack.exe

  • Size

    10.1MB

  • Sample

    211205-zmkzzschcq

  • MD5

    4ba8a6af59b167aa45b1c9aae4a8f682

  • SHA1

    414842ce90f8968f397a731e447a4559155f4e6a

  • SHA256

    33b18a85c6b49af6f5025ada7db397fad10b6e1d0c25d98b9ac557c3024a2ac4

  • SHA512

    12b59b8724eeca316cb264d836a13c9016d1cd2ac2a5738cc57016231b684dbb5834d900238446e3bdfa98c236d74b515d76b08218364e81eaeb97bf76cb3283

Malware Config

Targets

    • Target

      ProtonVPNcrack.exe

    • Size

      10.1MB

    • MD5

      4ba8a6af59b167aa45b1c9aae4a8f682

    • SHA1

      414842ce90f8968f397a731e447a4559155f4e6a

    • SHA256

      33b18a85c6b49af6f5025ada7db397fad10b6e1d0c25d98b9ac557c3024a2ac4

    • SHA512

      12b59b8724eeca316cb264d836a13c9016d1cd2ac2a5738cc57016231b684dbb5834d900238446e3bdfa98c236d74b515d76b08218364e81eaeb97bf76cb3283

    • RedLine

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

    • RedLine Payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • XMRig Miner Payload

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks