Overview

overview

10

Static

static

10

2024-04-26...er.exe

windows7-x64

9

2024-04-26...er.exe

windows10-2004-x64

9

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General

  • Target

    2024-04-26_3b80cf5308c5abd0c76e67ca432dd0ba_cryptolocker

  • Size

    30KB

  • Sample

    240426-3c8j3sfa9v

  • MD5

    3b80cf5308c5abd0c76e67ca432dd0ba

  • SHA1

    5b25e86bbefa02836c672b93cf42b11c85b64c64

  • SHA256

    744405b65a51b5ba0c8dbe6f5b82289663689151cd8353cac9fdaf4f79498f51

  • SHA512

    ad733c61c4a15a0b10d6787d3206130ce97037a0d63f98741e909862a8b9e9665f6f7a4d6c98f11fb26b0b025de884c633ac305a3eae7dece0974c4d2007bfaf

  • SSDEEP

    384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U/hiP:b/yC4GyNM01GuQMNXum+nP

Score
10/10
discovery

Malware Config

Targets

    • Target

      2024-04-26_3b80cf5308c5abd0c76e67ca432dd0ba_cryptolocker

    • Size

      30KB

    • MD5

      3b80cf5308c5abd0c76e67ca432dd0ba

    • SHA1

      5b25e86bbefa02836c672b93cf42b11c85b64c64

    • SHA256

      744405b65a51b5ba0c8dbe6f5b82289663689151cd8353cac9fdaf4f79498f51

    • SHA512

      ad733c61c4a15a0b10d6787d3206130ce97037a0d63f98741e909862a8b9e9665f6f7a4d6c98f11fb26b0b025de884c633ac305a3eae7dece0974c4d2007bfaf

    • SSDEEP

      384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U/hiP:b/yC4GyNM01GuQMNXum+nP

    Score
    9/10
    discovery

    • Detection of CryptoLocker Variants

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery
    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

Network Service Discovery

1
T1046

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks