Overview

overview

10

Static

static

10

2024-04-27...er.exe

windows7-x64

9

2024-04-27...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-27_054b14f60175852c0ebb5c3eef9f00bf_cryptolocker

  • Size

    38KB

  • Sample

    240427-2aj82aab51

  • MD5

    054b14f60175852c0ebb5c3eef9f00bf

  • SHA1

    b4f9eb84b53a78d1f24d2f727fe121e2fa2db31e

  • SHA256

    a69efb6de03a030bbd0f9411224f1121283e8f5ef4612825571313c468e75676

  • SHA512

    a1b20f3b0df57bfe6207c0e003577647af1ed40f7137547e0619efbbfdc17a960d1ca7433899f5cca89c39b7a27d525a34ea2cb1972d4479633948ae00789e8c

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9T:qDdFJy3QMOtEvwDpjjWMl7TE

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-27_054b14f60175852c0ebb5c3eef9f00bf_cryptolocker

    • Size

      38KB

    • MD5

      054b14f60175852c0ebb5c3eef9f00bf

    • SHA1

      b4f9eb84b53a78d1f24d2f727fe121e2fa2db31e

    • SHA256

      a69efb6de03a030bbd0f9411224f1121283e8f5ef4612825571313c468e75676

    • SHA512

      a1b20f3b0df57bfe6207c0e003577647af1ed40f7137547e0619efbbfdc17a960d1ca7433899f5cca89c39b7a27d525a34ea2cb1972d4479633948ae00789e8c

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9T:qDdFJy3QMOtEvwDpjjWMl7TE

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • UPX dump on OEP (original entry point)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks