Overview

overview

10

Static

static

10

2024-02-12...er.exe

windows7-x64

9

2024-02-12...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-02-12_4b68ecab026c808b7b5336afa90fd5dd_cryptolocker

  • Size

    40KB

  • Sample

    240212-ypfydabd3v

  • MD5

    4b68ecab026c808b7b5336afa90fd5dd

  • SHA1

    d792149cb5acdb82ffaa9b98037f59034dcf8a8e

  • SHA256

    6dca2b7a8043247095ac7d05b4d8ba65defba73ff9939f0f1a54685dbcdca96d

  • SHA512

    4723b1212ea17f4110b5200b41f15862113561b94a2d01f5121badbfbd07e2f02bb65e6a3964998461cdd690247924e6bd811dd269e20ff5c431d514ad608fda

  • SSDEEP

    768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAA:b/pYayGig5HjS3NPAA

Score
10/10
discovery

Malware Config

Targets

    • Target

      2024-02-12_4b68ecab026c808b7b5336afa90fd5dd_cryptolocker

    • Size

      40KB

    • MD5

      4b68ecab026c808b7b5336afa90fd5dd

    • SHA1

      d792149cb5acdb82ffaa9b98037f59034dcf8a8e

    • SHA256

      6dca2b7a8043247095ac7d05b4d8ba65defba73ff9939f0f1a54685dbcdca96d

    • SHA512

      4723b1212ea17f4110b5200b41f15862113561b94a2d01f5121badbfbd07e2f02bb65e6a3964998461cdd690247924e6bd811dd269e20ff5c431d514ad608fda

    • SSDEEP

      768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAA:b/pYayGig5HjS3NPAA

    Score
    9/10
    discovery

    • Detection of CryptoLocker Variants

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Network Service Discovery

1
T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks