Overview

overview

9

Static

static

3

random.exe

windows10-2004-x64

9

random.exe

windows11-21h2-x64

9

Sharing

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General

  • Target
    random.exe
  • Size 3.6MB
  • Sample251014-n91heaaj4x
  • SHA256 ad239a2cfa4ed03fabc4139f5ea4fadafbd0b002368cd8f9d5ac1242085b811b
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
defense_evasiondiscoveryexecutionpersistence

Malware Config

Targets

    • Target
      random.exe
    • Size 3.6MB
    • SHA256 ad239a2cfa4ed03fabc4139f5ea4fadafbd0b002368cd8f9d5ac1242085b811b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    defense_evasiondiscoveryexecutionpersistence

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

      defense_evasion

    • Sets service image path in registry

      persistence

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Disables service(s)

      defense_evasionexecution

    • 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

    • Stops running service(s)

      defense_evasionexecution

    • Enumerates processes with tasklist

      discovery

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

2
T1112

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Discovery

Process Discovery

1
T1057

Query Registry

4
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Virtualization/Sandbox Evasion

2
T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

2
T1489

Tasks