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_7dd94bb2aa9e5dcdea35b36ed92d235d_cryptolocker

  • Size

    116KB

  • Sample

    240212-ytnh1sdb27

  • MD5

    7dd94bb2aa9e5dcdea35b36ed92d235d

  • SHA1

    65e5496fd0c120e7781049f645f1991b37903e54

  • SHA256

    6292df340d12698b1ef9527561fc21b1662eea4678f296329629958e3d7163e2

  • SHA512

    0619e57cf120ebd8dc2905be62129ecc61b7dee0721cfec0ab4fb2d9beb576de956c53411df49005c7c1adce2eff513c4b1e10e058f6e7122353ed8c8bd737e7

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01PVg:z6a+CdOOtEvwDpjczQ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-12_7dd94bb2aa9e5dcdea35b36ed92d235d_cryptolocker

    • Size

      116KB

    • MD5

      7dd94bb2aa9e5dcdea35b36ed92d235d

    • SHA1

      65e5496fd0c120e7781049f645f1991b37903e54

    • SHA256

      6292df340d12698b1ef9527561fc21b1662eea4678f296329629958e3d7163e2

    • SHA512

      0619e57cf120ebd8dc2905be62129ecc61b7dee0721cfec0ab4fb2d9beb576de956c53411df49005c7c1adce2eff513c4b1e10e058f6e7122353ed8c8bd737e7

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01PVg:z6a+CdOOtEvwDpjczQ

    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