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_6bf8beed47c0c78dae6a63be313b9fe3_cryptolocker

  • Size

    38KB

  • Sample

    240426-3ec6ysec34

  • MD5

    6bf8beed47c0c78dae6a63be313b9fe3

  • SHA1

    7394380b89d5f9a1885b649edb8e01c0dd4f8f26

  • SHA256

    e904055dde3855993eb9758b0643ff119a2e26f499f379122602087410a8fca2

  • SHA512

    9f4de4ee360828e7ac44a56789368eb5bd2503cc4ad4a43cfc46a7fc49e7820bbf6246c5004f482205317dc16122cbd1974ca264252a426f706f6a72a527d48d

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY1:qDdFJy3QMOtEvwDpjjWMl7TA

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-26_6bf8beed47c0c78dae6a63be313b9fe3_cryptolocker

    • Size

      38KB

    • MD5

      6bf8beed47c0c78dae6a63be313b9fe3

    • SHA1

      7394380b89d5f9a1885b649edb8e01c0dd4f8f26

    • SHA256

      e904055dde3855993eb9758b0643ff119a2e26f499f379122602087410a8fca2

    • SHA512

      9f4de4ee360828e7ac44a56789368eb5bd2503cc4ad4a43cfc46a7fc49e7820bbf6246c5004f482205317dc16122cbd1974ca264252a426f706f6a72a527d48d

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITY1:qDdFJy3QMOtEvwDpjjWMl7TA

    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