Overview

overview

10

Static

static

7

FreeSpoofer.exe

windows7-x64

9

FreeSpoofer.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    FreeSpoofer.exe

  • Size

    3.6MB

  • Sample

    250203-rzckdavrfm

  • MD5

    d8caeb46f4e99d53b24a27bc62e06551

  • SHA1

    6aa211685157b0a76435da5e40dd1c95c018e913

  • SHA256

    871ec8bf2237716e219a648c32f24cf8ad584a0f929076aa68dba0abe147b861

  • SHA512

    9b9797919fb26fd4a97a20c18a5292015ce3512211c5666487a09d5ab70ae6680be4d1e570bbc95bc47341675a51dad2fd9797be5d4d337421f40ab6fefad3bf

  • SSDEEP

    49152:7yWRDINFfPPHf/2sKVJOZqybgQccCRar1TVejyhTmhOoA6DCHoFIx71DuGLt:mWRQf/+ebgQccSaRuE76NKBDuG

Score
10/10
cerberdefense_evasiondiscoveryexecutionpersistenceransomwarethemidatrojan

Malware Config

Targets

    • Target

      FreeSpoofer.exe

    • Size

      3.6MB

    • MD5

      d8caeb46f4e99d53b24a27bc62e06551

    • SHA1

      6aa211685157b0a76435da5e40dd1c95c018e913

    • SHA256

      871ec8bf2237716e219a648c32f24cf8ad584a0f929076aa68dba0abe147b861

    • SHA512

      9b9797919fb26fd4a97a20c18a5292015ce3512211c5666487a09d5ab70ae6680be4d1e570bbc95bc47341675a51dad2fd9797be5d4d337421f40ab6fefad3bf

    • SSDEEP

      49152:7yWRDINFfPPHf/2sKVJOZqybgQccCRar1TVejyhTmhOoA6DCHoFIx71DuGLt:mWRQf/+ebgQccSaRuE76NKBDuG

    Score
    10/10
    defense_evasiondiscoveryexecutionthemidatrojancerberpersistenceransomware

    • Cerber

      Cerber is a widely used ransomware-as-a-service (RaaS), first seen in 2017.

      ransomwarecerber

    • Cerber family

      cerber

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

      defense_evasion

    • Downloads MZ/PE file

    • Sets service image path in registry

      persistence

    • Stops running service(s)

      defense_evasionexecution

    • Checks BIOS information in registry

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

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

      themida

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Virtualization/Sandbox Evasion

1
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks