Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-26_0f759d981f4921529f09ec7679a8f92c_cryptolocker

  • Size

    88KB

  • Sample

    240426-w175wsac9y

  • MD5

    0f759d981f4921529f09ec7679a8f92c

  • SHA1

    0c9d7a0880527584aea1767213888242ee0e488e

  • SHA256

    2edb7351f79595a760b5056e05de79e098385aa99990a9d9469d658b582ea95c

  • SHA512

    cc65520d424945125e3c9c9f55fc87b24616fdf58114f1920d46801b2bc86554b5fb3e324adab63a17e706cb5fb5a2efc8327a7df472655056e27c1c5f73d4b3

  • SSDEEP

    1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIt:AnBdOOtEvwDpj6zc

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_0f759d981f4921529f09ec7679a8f92c_cryptolocker

    • Size

      88KB

    • MD5

      0f759d981f4921529f09ec7679a8f92c

    • SHA1

      0c9d7a0880527584aea1767213888242ee0e488e

    • SHA256

      2edb7351f79595a760b5056e05de79e098385aa99990a9d9469d658b582ea95c

    • SHA512

      cc65520d424945125e3c9c9f55fc87b24616fdf58114f1920d46801b2bc86554b5fb3e324adab63a17e706cb5fb5a2efc8327a7df472655056e27c1c5f73d4b3

    • SSDEEP

      1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwMgIt:AnBdOOtEvwDpj6zc

    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