Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    4e93e231a8414c142de58992a79d60b5c4625a1421903e52647b091f421782b8

  • Size

    3.3MB

  • Sample

    240528-mgws3sgf65

  • MD5

    2cd1c0c32272ec4d63f1c4d47528d8f5

  • SHA1

    76ff3a803b1a7f133c23621e77e9befebacde140

  • SHA256

    4e93e231a8414c142de58992a79d60b5c4625a1421903e52647b091f421782b8

  • SHA512

    63460c1822a4431ff1941868d49c078c5493b7875f9f112dcda7dd1a4deb07435249e13605d2622e750c9e21b5e4820b2405a1023efcd5a7587fab7cea7dd116

  • SSDEEP

    49152:7S4le0H+8RtHhu77Jx04Q1kq54w2W8X8grM0pk6ZnyEtYE7S0EfJt2:7g0/49xckq5I8ZKxzm5x

Score
10/10
privateloaderevasionloadertrojan

Malware Config

Targets

    • Target

      4e93e231a8414c142de58992a79d60b5c4625a1421903e52647b091f421782b8

    • Size

      3.3MB

    • MD5

      2cd1c0c32272ec4d63f1c4d47528d8f5

    • SHA1

      76ff3a803b1a7f133c23621e77e9befebacde140

    • SHA256

      4e93e231a8414c142de58992a79d60b5c4625a1421903e52647b091f421782b8

    • SHA512

      63460c1822a4431ff1941868d49c078c5493b7875f9f112dcda7dd1a4deb07435249e13605d2622e750c9e21b5e4820b2405a1023efcd5a7587fab7cea7dd116

    • SSDEEP

      49152:7S4le0H+8RtHhu77Jx04Q1kq54w2W8X8grM0pk6ZnyEtYE7S0EfJt2:7g0/49xckq5I8ZKxzm5x

    Score
    10/10
    privateloaderevasionloadertrojan

    • Modifies firewall policy service

      evasion

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

      loaderprivateloader

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

      evasion

    • Checks BIOS information in registry

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

    • Checks whether UAC is enabled

      evasiontrojan

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Modify Registry

1
T1112

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Discovery

Query Registry

2
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks