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_4d75aad41f1e7200685846194ba21475_cryptolocker

  • Size

    77KB

  • Sample

    240522-c1fk4ahe62

  • MD5

    4d75aad41f1e7200685846194ba21475

  • SHA1

    b83fd9103e46bfd64be3af77169ef0eda77f145a

  • SHA256

    0de41ff826682c4dae42a1d2d9b702ddf207cb674ada33d1773f93eafa83ad4f

  • SHA512

    9c549d7edba2b09de53e9265d034b58513b90002b11cf3bb0d8bb173f4ed2fe0e5ce53379093b921db48570e4f622f972f502adbd5a299b5b2b635338575d6ce

  • SSDEEP

    1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1u:T6a+rdOOtEvwDpjNtHPp

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-22_4d75aad41f1e7200685846194ba21475_cryptolocker

    • Size

      77KB

    • MD5

      4d75aad41f1e7200685846194ba21475

    • SHA1

      b83fd9103e46bfd64be3af77169ef0eda77f145a

    • SHA256

      0de41ff826682c4dae42a1d2d9b702ddf207cb674ada33d1773f93eafa83ad4f

    • SHA512

      9c549d7edba2b09de53e9265d034b58513b90002b11cf3bb0d8bb173f4ed2fe0e5ce53379093b921db48570e4f622f972f502adbd5a299b5b2b635338575d6ce

    • SSDEEP

      1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1u:T6a+rdOOtEvwDpjNtHPp

    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