Overview

overview

10

Static

static

10

2024-05-21...er.exe

windows7-x64

9

2024-05-21...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-21_5990091b19055221c3d1a9292bf4c6d8_cryptolocker

  • Size

    42KB

  • Sample

    240521-s2e9qaaf8z

  • MD5

    5990091b19055221c3d1a9292bf4c6d8

  • SHA1

    0e847108ae35e02e45d35fa6cfb27093c183f48c

  • SHA256

    f3536ea0615b9d894553a2bb17c1aba5bf593316fc88bcd02bd9a72ce06fd7e8

  • SHA512

    19e5e479dd506c6140a7c00b1923e7d003576450f93223c5eccc6922886538e306d8e13a2a9f23b823c85eaed5aef942d015a53babf4ef84aaecaa68105a1d49

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnH:i5nkFGMOtEvwDpjR+viHsp

Score
10/10

Malware Config

Targets

    • Target

      2024-05-21_5990091b19055221c3d1a9292bf4c6d8_cryptolocker

    • Size

      42KB

    • MD5

      5990091b19055221c3d1a9292bf4c6d8

    • SHA1

      0e847108ae35e02e45d35fa6cfb27093c183f48c

    • SHA256

      f3536ea0615b9d894553a2bb17c1aba5bf593316fc88bcd02bd9a72ce06fd7e8

    • SHA512

      19e5e479dd506c6140a7c00b1923e7d003576450f93223c5eccc6922886538e306d8e13a2a9f23b823c85eaed5aef942d015a53babf4ef84aaecaa68105a1d49

    • SSDEEP

      768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYsZnH:i5nkFGMOtEvwDpjR+viHsp

    Score
    9/10

    • Detection of CryptoLocker Variants

    • Detection of Cryptolocker Samples

    • Detects executables built or packed with MPress PE compressor

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks