Overview

overview

10

Static

static

3

cf7ffe3a31...e2.exe

windows7-x64

10

cf7ffe3a31...e2.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    cf7ffe3a312f070e4f6d2f97028e6fe723d81988960666392dbca5dba2e8e5e2.exe

  • Size

    4.4MB

  • Sample

    250327-ksbwyazsgw

  • MD5

    e4cfeb2a2017ebbd01afdab0b5eed7db

  • SHA1

    5973a49920d557480162a11eaffea8ff0fc00e98

  • SHA256

    cf7ffe3a312f070e4f6d2f97028e6fe723d81988960666392dbca5dba2e8e5e2

  • SHA512

    e081526dbccc6d3e439929aefb0a7da6cd5e0aac5caf8810d809048276b3456e4353e9f73bb44309ddc9eebdbb237fcc5c4fde40245ef893402b63e7885e3b0f

  • SSDEEP

    98304:PyRT1EMZWqlcGRSzutUeEtd+GvLonOvEXy4BYcfgF4gCkb:qRxZLlXRSz+UBNQJi4pfgqgCkb

Score
10/10
gcleanerdefense_evasiondiscoveryloader

Malware Config

Targets

    • Target

      cf7ffe3a312f070e4f6d2f97028e6fe723d81988960666392dbca5dba2e8e5e2.exe

    • Size

      4.4MB

    • MD5

      e4cfeb2a2017ebbd01afdab0b5eed7db

    • SHA1

      5973a49920d557480162a11eaffea8ff0fc00e98

    • SHA256

      cf7ffe3a312f070e4f6d2f97028e6fe723d81988960666392dbca5dba2e8e5e2

    • SHA512

      e081526dbccc6d3e439929aefb0a7da6cd5e0aac5caf8810d809048276b3456e4353e9f73bb44309ddc9eebdbb237fcc5c4fde40245ef893402b63e7885e3b0f

    • SSDEEP

      98304:PyRT1EMZWqlcGRSzutUeEtd+GvLonOvEXy4BYcfgF4gCkb:qRxZLlXRSz+UBNQJi4pfgqgCkb

    Score
    10/10
    gcleanerdefense_evasiondiscoveryloader

    • GCleaner

      GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

      loadergcleaner

    • Gcleaner family

      gcleaner

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

      defense_evasion

    • Downloads MZ/PE file

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      defense_evasion

    • Loads dropped DLL

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks