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_de7c3a59e723220b86dc267ebd2d1ef7_cryptolocker

  • Size

    93KB

  • Sample

    240426-3t7zwafe5v

  • MD5

    de7c3a59e723220b86dc267ebd2d1ef7

  • SHA1

    88ead96eec1a31778fb63414c49141658337aa17

  • SHA256

    e2c25b719c0f9a6bd10dc42dd2db7314a7a476be1df36a6b0d1cc440193fe60b

  • SHA512

    34765bebddd299064d81106ecc0f902a5a96a01adc7d2862170fdb7195f59e775e2b71aef65960d2d2de2147a70535b4bb81dd8ca03feb1203349403c06f3cc2

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+v:AnBdOOtEvwDpj6zM

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_de7c3a59e723220b86dc267ebd2d1ef7_cryptolocker

    • Size

      93KB

    • MD5

      de7c3a59e723220b86dc267ebd2d1ef7

    • SHA1

      88ead96eec1a31778fb63414c49141658337aa17

    • SHA256

      e2c25b719c0f9a6bd10dc42dd2db7314a7a476be1df36a6b0d1cc440193fe60b

    • SHA512

      34765bebddd299064d81106ecc0f902a5a96a01adc7d2862170fdb7195f59e775e2b71aef65960d2d2de2147a70535b4bb81dd8ca03feb1203349403c06f3cc2

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp0+v:AnBdOOtEvwDpj6zM

    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