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_75bbc3860fad5a5baea6b5081055013c_cryptolocker

  • Size

    39KB

  • Sample

    240522-1mappahh6x

  • MD5

    75bbc3860fad5a5baea6b5081055013c

  • SHA1

    7f8633e7f87219b0c1324c0c57deabc8deb96749

  • SHA256

    c2bba54f2efb21c8f7c09c5fae40503f0ffef036edd3c1fa4dc079cb62244dd6

  • SHA512

    aa402c230c2a4d808b7497374979b51c1c4acc5a13aa3bdc2936d6d489a2b493c60372bcc70a0a8bd803e02fc0945aad48c8a1d4d121d6be8dc3154cbcf2e859

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaYpy:qDdFJy3QMOtEvwDpjjWMl7TdYpy

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_75bbc3860fad5a5baea6b5081055013c_cryptolocker

    • Size

      39KB

    • MD5

      75bbc3860fad5a5baea6b5081055013c

    • SHA1

      7f8633e7f87219b0c1324c0c57deabc8deb96749

    • SHA256

      c2bba54f2efb21c8f7c09c5fae40503f0ffef036edd3c1fa4dc079cb62244dd6

    • SHA512

      aa402c230c2a4d808b7497374979b51c1c4acc5a13aa3bdc2936d6d489a2b493c60372bcc70a0a8bd803e02fc0945aad48c8a1d4d121d6be8dc3154cbcf2e859

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYaYpy:qDdFJy3QMOtEvwDpjjWMl7TdYpy

    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