Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-26_49bdf09c1565e19a57618389539900d5_cryptolocker

  • Size

    38KB

  • Sample

    240426-3dnw3aec23

  • MD5

    49bdf09c1565e19a57618389539900d5

  • SHA1

    1c2b5e9dc3d71344dd1c066d06b2c52af954828a

  • SHA256

    c1cb2908aa3a1627ed094a27f0675573f1324046104c9a9f2d9878bedf4dfdae

  • SHA512

    6bc19881b59b08e95266c0f5b7d096ab3f02b62a4ee05da0debc8f0399ca63ea87b5b82542e342028e645511707e5e2290969c0b0e079f64be5b7ca502a2f140

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9A:qDdFJy3QMOtEvwDpjjWMl7TH

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_49bdf09c1565e19a57618389539900d5_cryptolocker

    • Size

      38KB

    • MD5

      49bdf09c1565e19a57618389539900d5

    • SHA1

      1c2b5e9dc3d71344dd1c066d06b2c52af954828a

    • SHA256

      c1cb2908aa3a1627ed094a27f0675573f1324046104c9a9f2d9878bedf4dfdae

    • SHA512

      6bc19881b59b08e95266c0f5b7d096ab3f02b62a4ee05da0debc8f0399ca63ea87b5b82542e342028e645511707e5e2290969c0b0e079f64be5b7ca502a2f140

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY9A:qDdFJy3QMOtEvwDpjjWMl7TH

    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