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Overview

overview

10

Static

static

10

2024-05-09...er.exe

windows7-x64

9

2024-05-09...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-09_81f294bec83d13ba4ddd822fb13e4e2e_cryptolocker

  • Size

    72KB

  • Sample

    240509-r5myasfb3z

  • MD5

    81f294bec83d13ba4ddd822fb13e4e2e

  • SHA1

    85de66107ab8a7e028e952aaa3d2e105fabf002f

  • SHA256

    47dd57afebbda0b8d76470d772db62d13619ccc0d197487a87e875bcaeb9da83

  • SHA512

    16e822443c10b74adfca4450626d9cc8625bc5741d5c15f0ecb4d71c8af9e2dac558f94101792b2324f732910e418afadf11630b4aab159c3c3c606f4ac2e0d5

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs97:C4Q2c94OtEvwDpj4H8z+

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-09_81f294bec83d13ba4ddd822fb13e4e2e_cryptolocker

    • Size

      72KB

    • MD5

      81f294bec83d13ba4ddd822fb13e4e2e

    • SHA1

      85de66107ab8a7e028e952aaa3d2e105fabf002f

    • SHA256

      47dd57afebbda0b8d76470d772db62d13619ccc0d197487a87e875bcaeb9da83

    • SHA512

      16e822443c10b74adfca4450626d9cc8625bc5741d5c15f0ecb4d71c8af9e2dac558f94101792b2324f732910e418afadf11630b4aab159c3c3c606f4ac2e0d5

    • SSDEEP

      1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs97:C4Q2c94OtEvwDpj4H8z+

    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