Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-26_4e0b30afce57c9ed76e4f154d702d31c_cryptolocker

  • Size

    42KB

  • Sample

    240426-3dwxnsec27

  • MD5

    4e0b30afce57c9ed76e4f154d702d31c

  • SHA1

    5471e96b51b1c8ea8b217223ceaed0a50bd8477e

  • SHA256

    7a53c7a65bd97ad00175b63cc9b21a3b04e3cc7ef3270dbf5b74d07b3414fb01

  • SHA512

    9eea96e0f2ecd3d69e79b3da1b9b5db2aad271e8a44e9bb222992067a21fddbe5a23d9e088b62330d3c273eb49438878b412c70aa1ab8f3c95a98188957c809b

  • SSDEEP

    768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAy:b/pYayGig5HjS3NPAy

Score
10/10
discovery

Malware Config

Targets

    • Target

      2024-04-26_4e0b30afce57c9ed76e4f154d702d31c_cryptolocker

    • Size

      42KB

    • MD5

      4e0b30afce57c9ed76e4f154d702d31c

    • SHA1

      5471e96b51b1c8ea8b217223ceaed0a50bd8477e

    • SHA256

      7a53c7a65bd97ad00175b63cc9b21a3b04e3cc7ef3270dbf5b74d07b3414fb01

    • SHA512

      9eea96e0f2ecd3d69e79b3da1b9b5db2aad271e8a44e9bb222992067a21fddbe5a23d9e088b62330d3c273eb49438878b412c70aa1ab8f3c95a98188957c809b

    • SSDEEP

      768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAy:b/pYayGig5HjS3NPAy

    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