Overview

overview

10

Static

static

10

2024-02-12...er.exe

windows7-x64

9

2024-02-12...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-12_50eb50a2a424d69e6907106db7887468_cryptolocker

  • Size

    56KB

  • Sample

    240212-ypq4cabd3y

  • MD5

    50eb50a2a424d69e6907106db7887468

  • SHA1

    6aea148c392727694cb48c9dfb8c45ee7e7298d6

  • SHA256

    49fca5a78d3e946abce36499df180095a42cc936ca8db4071215ea2aeff7bde0

  • SHA512

    c9cf325964d6d41cdfd41b845ef67cd59351879599585f18f420a4713a876db6394edd1ade89dccb874d5ed9a57c254ec69ff250fec63cd1dbb42b44b301b681

  • SSDEEP

    768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpymZuK:zj+soPSMOtEvwDpj4yeK

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-12_50eb50a2a424d69e6907106db7887468_cryptolocker

    • Size

      56KB

    • MD5

      50eb50a2a424d69e6907106db7887468

    • SHA1

      6aea148c392727694cb48c9dfb8c45ee7e7298d6

    • SHA256

      49fca5a78d3e946abce36499df180095a42cc936ca8db4071215ea2aeff7bde0

    • SHA512

      c9cf325964d6d41cdfd41b845ef67cd59351879599585f18f420a4713a876db6394edd1ade89dccb874d5ed9a57c254ec69ff250fec63cd1dbb42b44b301b681

    • SSDEEP

      768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpymZuK:zj+soPSMOtEvwDpj4yeK

    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

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks