Overview

overview

10

Static

static

10

2024-05-23...er.exe

windows7-x64

9

2024-05-23...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-23_26f9eb22205b21dee337a91f3030e699_cryptolocker

  • Size

    60KB

  • Sample

    240523-asnwdseg3x

  • MD5

    26f9eb22205b21dee337a91f3030e699

  • SHA1

    22196e361a45d420adc663843e87b792259a5ec4

  • SHA256

    af1308a0f02277ee4dfec31fe7599defd245ea30993273ff7bebceb6073d13bc

  • SHA512

    7f2cf54ebf7cc7ba9f1b281e8474f00b4fd1573b893a927a8db40021b4a7a90973c70bc2777916681d353b1ef4327fa64d5e05c4256a69c2e965fe2cff8f91e6

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3J:z6a+CdOOtEvwDpjQ+

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_26f9eb22205b21dee337a91f3030e699_cryptolocker

    • Size

      60KB

    • MD5

      26f9eb22205b21dee337a91f3030e699

    • SHA1

      22196e361a45d420adc663843e87b792259a5ec4

    • SHA256

      af1308a0f02277ee4dfec31fe7599defd245ea30993273ff7bebceb6073d13bc

    • SHA512

      7f2cf54ebf7cc7ba9f1b281e8474f00b4fd1573b893a927a8db40021b4a7a90973c70bc2777916681d353b1ef4327fa64d5e05c4256a69c2e965fe2cff8f91e6

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3J:z6a+CdOOtEvwDpjQ+

    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