Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_34128900a64639214b067dfafa9a116c_cryptolocker

  • Size

    39KB

  • Sample

    240523-cxgzraae6x

  • MD5

    34128900a64639214b067dfafa9a116c

  • SHA1

    77e294d25e328299744e5669717b2c34f2e6e3fa

  • SHA256

    e14b6d16b5abfea2340041ddb5c07f7044594a3b3b475d56fbacafbad4a684d0

  • SHA512

    1413486fafe093535b2fbcd6e9fda2a22185a33bfdbc84c234cab06146c43ee1132a2b6e1dfcf3667bf52ad4022799b5b2eca5800be25d72ce5bd5040902b30a

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYfFtx:qDdFJy3QMOtEvwDpjjWMl7Tk

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_34128900a64639214b067dfafa9a116c_cryptolocker

    • Size

      39KB

    • MD5

      34128900a64639214b067dfafa9a116c

    • SHA1

      77e294d25e328299744e5669717b2c34f2e6e3fa

    • SHA256

      e14b6d16b5abfea2340041ddb5c07f7044594a3b3b475d56fbacafbad4a684d0

    • SHA512

      1413486fafe093535b2fbcd6e9fda2a22185a33bfdbc84c234cab06146c43ee1132a2b6e1dfcf3667bf52ad4022799b5b2eca5800be25d72ce5bd5040902b30a

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYfFtx:qDdFJy3QMOtEvwDpjjWMl7Tk

    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