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_0b44809b720c36f2c5f2f21dc819ae64_cryptolocker

  • Size

    38KB

  • Sample

    240427-2as6yaab6w

  • MD5

    0b44809b720c36f2c5f2f21dc819ae64

  • SHA1

    5bf6b2e4afe926b2df6124fea930a443c154499f

  • SHA256

    a9eb9faab302f8da14601c00d1cf470da88d534d017632e3100af2517d11841b

  • SHA512

    e4712f2cf8558ca055b5778747f6272c317099702c4158c51635d90c8c8f04c455a1bf9e46824ef7f798e61b4f5dbf6e5e9da4fdeb8f896e4e58be18b57bc5fa

  • SSDEEP

    768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYab1:qDdFJy3QMOtEvwDpjjWMl7TdJ

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-04-27_0b44809b720c36f2c5f2f21dc819ae64_cryptolocker

    • Size

      38KB

    • MD5

      0b44809b720c36f2c5f2f21dc819ae64

    • SHA1

      5bf6b2e4afe926b2df6124fea930a443c154499f

    • SHA256

      a9eb9faab302f8da14601c00d1cf470da88d534d017632e3100af2517d11841b

    • SHA512

      e4712f2cf8558ca055b5778747f6272c317099702c4158c51635d90c8c8f04c455a1bf9e46824ef7f798e61b4f5dbf6e5e9da4fdeb8f896e4e58be18b57bc5fa

    • SSDEEP

      768:q7PdFecFS5agQtOOtEvwDpjeMLZdzuqpXsiE8Wq/DpkITYab1:qDdFJy3QMOtEvwDpjjWMl7TdJ

    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