Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-22_8ab105736c9183bafb447f25b41bd9a1_cryptolocker

  • Size

    39KB

  • Sample

    240522-1p6vxaaa9t

  • MD5

    8ab105736c9183bafb447f25b41bd9a1

  • SHA1

    9d349be5652a8f6a0a5231cce0a309118554f046

  • SHA256

    8a8cc289e8d79b12cc5926bc12beee8ed839480acf96e820720477294ad46f1f

  • SHA512

    b50e967b7215faf74eddbae75c8f1cbf2a56e4a8e39eb67e6851fd56059368c4cd8e7e586fb202d1f09abf234191317e1e148d10eb525a0b98ab524fd35512ef

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB/:qDdFJy3QMOtEvwDpjjWMl7Tdp

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_8ab105736c9183bafb447f25b41bd9a1_cryptolocker

    • Size

      39KB

    • MD5

      8ab105736c9183bafb447f25b41bd9a1

    • SHA1

      9d349be5652a8f6a0a5231cce0a309118554f046

    • SHA256

      8a8cc289e8d79b12cc5926bc12beee8ed839480acf96e820720477294ad46f1f

    • SHA512

      b50e967b7215faf74eddbae75c8f1cbf2a56e4a8e39eb67e6851fd56059368c4cd8e7e586fb202d1f09abf234191317e1e148d10eb525a0b98ab524fd35512ef

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaB/:qDdFJy3QMOtEvwDpjjWMl7Tdp

    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