Overview

overview

10

Static

static

10

2024-04-27...er.exe

windows7-x64

9

2024-04-27...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-04-27_7a89d7437cf7aa24906a758c62003034_cryptolocker

  • Size

    38KB

  • Sample

    240427-2hrm3sab22

  • MD5

    7a89d7437cf7aa24906a758c62003034

  • SHA1

    0927090131df9f694acd0192188e9bdd2e7ad19f

  • SHA256

    a6ec80cea3515d180850ebad6c44ea7daaf269e3c6c1d5a192052265dcbe3150

  • SHA512

    a335b43e806082915904f633a60703b1f7d41727b769b82f7aac607af638c31e10406914daec2a322519ce4d0884bf3e871655d637970e97b6d102d72c89eac1

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYf:qDdFJy3QMOtEvwDpjjWMl7TO

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-27_7a89d7437cf7aa24906a758c62003034_cryptolocker

    • Size

      38KB

    • MD5

      7a89d7437cf7aa24906a758c62003034

    • SHA1

      0927090131df9f694acd0192188e9bdd2e7ad19f

    • SHA256

      a6ec80cea3515d180850ebad6c44ea7daaf269e3c6c1d5a192052265dcbe3150

    • SHA512

      a335b43e806082915904f633a60703b1f7d41727b769b82f7aac607af638c31e10406914daec2a322519ce4d0884bf3e871655d637970e97b6d102d72c89eac1

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYf:qDdFJy3QMOtEvwDpjjWMl7TO

    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