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_408dc5a06a7715efa519623f054bd2e5_cryptolocker

  • Size

    148KB

  • Sample

    240212-ym5hysda56

  • MD5

    408dc5a06a7715efa519623f054bd2e5

  • SHA1

    d48abca6063ae3ff2693e5e3778c96ba0cd1c4f3

  • SHA256

    1de60767887bf2cfb8b7fd15dcd2bac1a2987ad59addc9928741ae18530c7118

  • SHA512

    a3993db4fcc210d3d784296cd39a0cd429baf3448403588b731f49122938e3e9b13dc5c241d3939b9b419696c313ea90128c26d3b63f1629e21aeef463643f5e

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eXR:z6a+CdOOtEvwDpjczL

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-12_408dc5a06a7715efa519623f054bd2e5_cryptolocker

    • Size

      148KB

    • MD5

      408dc5a06a7715efa519623f054bd2e5

    • SHA1

      d48abca6063ae3ff2693e5e3778c96ba0cd1c4f3

    • SHA256

      1de60767887bf2cfb8b7fd15dcd2bac1a2987ad59addc9928741ae18530c7118

    • SHA512

      a3993db4fcc210d3d784296cd39a0cd429baf3448403588b731f49122938e3e9b13dc5c241d3939b9b419696c313ea90128c26d3b63f1629e21aeef463643f5e

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eXR:z6a+CdOOtEvwDpjczL

    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