Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-05-23_1de9fc77cf17d5f48e581e60f85c6ce8_cryptolocker

  • Size

    42KB

  • Sample

    240523-cvx8ysad9t

  • MD5

    1de9fc77cf17d5f48e581e60f85c6ce8

  • SHA1

    a705a3ac88f85ced7c6d9dc7a6a765a159a31071

  • SHA256

    ced836e39f0584c0b794a83a94e5fd4e9ad391725bd42926e07e1172d1d1bc6b

  • SHA512

    b902cc967b4cbcfaf5f21804154fb5a4c2ec6c05db6666f0bf79ec05b6ee9ed35456a04adb186b7193a8d4ebd11abf17460cb35f711397b82a30b4151b349b69

  • SSDEEP

    768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhK:i5nkFGMOtEvwDpjR+viHshN4

Score
10/10

Malware Config

Targets

    • Target

      2024-05-23_1de9fc77cf17d5f48e581e60f85c6ce8_cryptolocker

    • Size

      42KB

    • MD5

      1de9fc77cf17d5f48e581e60f85c6ce8

    • SHA1

      a705a3ac88f85ced7c6d9dc7a6a765a159a31071

    • SHA256

      ced836e39f0584c0b794a83a94e5fd4e9ad391725bd42926e07e1172d1d1bc6b

    • SHA512

      b902cc967b4cbcfaf5f21804154fb5a4c2ec6c05db6666f0bf79ec05b6ee9ed35456a04adb186b7193a8d4ebd11abf17460cb35f711397b82a30b4151b349b69

    • SSDEEP

      768:XS5nQJ24LR1bytOOtEvwDpj66BLbjG9Rva/yYshNhK:i5nkFGMOtEvwDpjR+viHshN4

    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