Overview

overview

10

Static

static

10

2024-02-23...er.exe

windows7-x64

9

2024-02-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-02-23_0b42731e27d33ef5647bbe4517494489_cryptolocker

  • Size

    63KB

  • Sample

    240223-txwlkseb2t

  • MD5

    0b42731e27d33ef5647bbe4517494489

  • SHA1

    aae4f84ebdbdf886ce5d021c886ecbe39d460e50

  • SHA256

    e2ecaec4e427c99f689ca4df81d190a007d9b2a059975f1737861e03f33e5a41

  • SHA512

    709c8e291bf2f3904aa7534bea13c7590b09b61dc208ecddd284b18b279585a99210bd37884fe34cf3e20950cd945bfe09e96cb4d5a99956757258460e38fe71

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UUv:1nK6a+qdOOtEvwDpj5

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-02-23_0b42731e27d33ef5647bbe4517494489_cryptolocker

    • Size

      63KB

    • MD5

      0b42731e27d33ef5647bbe4517494489

    • SHA1

      aae4f84ebdbdf886ce5d021c886ecbe39d460e50

    • SHA256

      e2ecaec4e427c99f689ca4df81d190a007d9b2a059975f1737861e03f33e5a41

    • SHA512

      709c8e291bf2f3904aa7534bea13c7590b09b61dc208ecddd284b18b279585a99210bd37884fe34cf3e20950cd945bfe09e96cb4d5a99956757258460e38fe71

    • SSDEEP

      1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UUv:1nK6a+qdOOtEvwDpj5

    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 Enterprise v15

Tasks