Overview

overview

10

Static

static

10

2024-05-22...er.exe

windows7-x64

9

2024-05-22...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-22_a72c5b38cb62e0dec5fe46c2a80e01ee_cryptolocker

  • Size

    79KB

  • Sample

    240522-cpy83ahb29

  • MD5

    a72c5b38cb62e0dec5fe46c2a80e01ee

  • SHA1

    3027a9d53c99586da78de04a29c01cd339956a9c

  • SHA256

    60802c5e89535593e4ca14baf2cd8dbe45d8b6be6c098d25919892b4d840333a

  • SHA512

    238af1f38a3bcff2628b447091ee229579bd91c6b9b78b9ff3625c60b52e6a4a7604d873a86b83ec3d2b34b415962da3a9002593778e942a08352a63c759d269

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRb:T6a+rdOOtEvwDpjNti

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_a72c5b38cb62e0dec5fe46c2a80e01ee_cryptolocker

    • Size

      79KB

    • MD5

      a72c5b38cb62e0dec5fe46c2a80e01ee

    • SHA1

      3027a9d53c99586da78de04a29c01cd339956a9c

    • SHA256

      60802c5e89535593e4ca14baf2cd8dbe45d8b6be6c098d25919892b4d840333a

    • SHA512

      238af1f38a3bcff2628b447091ee229579bd91c6b9b78b9ff3625c60b52e6a4a7604d873a86b83ec3d2b34b415962da3a9002593778e942a08352a63c759d269

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdJcRb:T6a+rdOOtEvwDpjNti

    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