Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-23_ee7ecb2612f880e6b3507c862bc62657_cryptolocker

  • Size

    39KB

  • Sample

    240523-bb5cgsfg94

  • MD5

    ee7ecb2612f880e6b3507c862bc62657

  • SHA1

    341f5d46b7d2e6f8e3601f46a9032c37ce5dd269

  • SHA256

    b7e14afdad82075a641378045d86cccd1553a876fd60a12cc5ed45d29ec8b5f7

  • SHA512

    c2aca7850998f422381e92a221cd5241e8053ad54cb753e384982a26dbd6bb911ae4b46977787394cf828343ae5957682acc320f5b6983f6f20f3f78b1f2cd1f

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBx:qDdFJy3QMOtEvwDpjjWMl7TdH

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_ee7ecb2612f880e6b3507c862bc62657_cryptolocker

    • Size

      39KB

    • MD5

      ee7ecb2612f880e6b3507c862bc62657

    • SHA1

      341f5d46b7d2e6f8e3601f46a9032c37ce5dd269

    • SHA256

      b7e14afdad82075a641378045d86cccd1553a876fd60a12cc5ed45d29ec8b5f7

    • SHA512

      c2aca7850998f422381e92a221cd5241e8053ad54cb753e384982a26dbd6bb911ae4b46977787394cf828343ae5957682acc320f5b6983f6f20f3f78b1f2cd1f

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBx:qDdFJy3QMOtEvwDpjjWMl7TdH

    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