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_80b296216c7641557716de6fb30c872b_cryptolocker

  • Size

    40KB

  • Sample

    240522-c5nr9shf94

  • MD5

    80b296216c7641557716de6fb30c872b

  • SHA1

    fe33aeca85a9c304b87f7ce32cb21afc01644575

  • SHA256

    a60bdf08d0a5b68eabbc1d068dab89fa8c0ae9d9d4602407de4e28c8e7c01319

  • SHA512

    8611c1c6e4ec6aa203fb83dd331b795235c31e2f995028e48ec59e7dbdec0a778007ebb3ed1e1091daa39217d4c65f9925b4abc8eb126314186579d3e3bb0d21

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBAt:qDdFJy3QMOtEvwDpjjWMl7TdS

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_80b296216c7641557716de6fb30c872b_cryptolocker

    • Size

      40KB

    • MD5

      80b296216c7641557716de6fb30c872b

    • SHA1

      fe33aeca85a9c304b87f7ce32cb21afc01644575

    • SHA256

      a60bdf08d0a5b68eabbc1d068dab89fa8c0ae9d9d4602407de4e28c8e7c01319

    • SHA512

      8611c1c6e4ec6aa203fb83dd331b795235c31e2f995028e48ec59e7dbdec0a778007ebb3ed1e1091daa39217d4c65f9925b4abc8eb126314186579d3e3bb0d21

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaBAt:qDdFJy3QMOtEvwDpjjWMl7TdS

    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