Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-22_8b70d8a1740fb95827fcd72eb0ab48d0_cryptolocker

  • Size

    40KB

  • Sample

    240522-ypm2paee48

  • MD5

    8b70d8a1740fb95827fcd72eb0ab48d0

  • SHA1

    fc8aec0dcc67b10ca742e7439d0e73426d3c0743

  • SHA256

    116414352b0758044f7edc10bf625a6e979e2aedb7a15a246f0208cbb61dc1fe

  • SHA512

    7dbfa113a9fc4f10ecef1e2e1d31894f64a1fd56d131464bcae384a52d61e599fbc22ecaf73cda16264f7eefe4925c25826ff7cf3ac3eaded7345e8360c764cc

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYljZ:qDdFJy3QMOtEvwDpjjWMl7T69

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_8b70d8a1740fb95827fcd72eb0ab48d0_cryptolocker

    • Size

      40KB

    • MD5

      8b70d8a1740fb95827fcd72eb0ab48d0

    • SHA1

      fc8aec0dcc67b10ca742e7439d0e73426d3c0743

    • SHA256

      116414352b0758044f7edc10bf625a6e979e2aedb7a15a246f0208cbb61dc1fe

    • SHA512

      7dbfa113a9fc4f10ecef1e2e1d31894f64a1fd56d131464bcae384a52d61e599fbc22ecaf73cda16264f7eefe4925c25826ff7cf3ac3eaded7345e8360c764cc

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYljZ:qDdFJy3QMOtEvwDpjjWMl7T69

    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