Overview

overview

10

Static

static

10

2024-04-03...er.exe

windows7-x64

9

2024-04-03...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-03_330fee7f685c92178f5301f458824738_cryptolocker

  • Size

    107KB

  • Sample

    240403-hg1d2sac2t

  • MD5

    330fee7f685c92178f5301f458824738

  • SHA1

    901ba4cdc95f4c57450f385ea20c4ec7f29718ca

  • SHA256

    edce48dd9b1dd2a0d2d4d2ce656cd9f0d8768e2fc119381f1e71706c9bc7efdc

  • SHA512

    3d709747e6dcb21e2f93c6fbc0f4053e2ef50085374a2b2dd605e8904a8293ee2cbed439be18da4ecf613ac081187e9ace994fdb8b50e7cc58cd04fece0c5021

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszf8q:1nK6a+qdOOtEvwDpjp

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-03_330fee7f685c92178f5301f458824738_cryptolocker

    • Size

      107KB

    • MD5

      330fee7f685c92178f5301f458824738

    • SHA1

      901ba4cdc95f4c57450f385ea20c4ec7f29718ca

    • SHA256

      edce48dd9b1dd2a0d2d4d2ce656cd9f0d8768e2fc119381f1e71706c9bc7efdc

    • SHA512

      3d709747e6dcb21e2f93c6fbc0f4053e2ef50085374a2b2dd605e8904a8293ee2cbed439be18da4ecf613ac081187e9ace994fdb8b50e7cc58cd04fece0c5021

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gkszf8q:1nK6a+qdOOtEvwDpjp

    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