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_c529f9ecd9e106b272da396c4c6ec6e1_cryptolocker

  • Size

    60KB

  • Sample

    240523-bwf6dsgg97

  • MD5

    c529f9ecd9e106b272da396c4c6ec6e1

  • SHA1

    f196eabde97df4c30f161e0317136147ac507ff1

  • SHA256

    2720d40ae1bd742db106ddf0a88da889f67bd243f3a08917b2eddba17726d2e1

  • SHA512

    e84c97f85afbaba634b7eb5c7fa4c70859f8f543c6fba53a965a3ff864bb37532a50e820d0a9adbb22d6c09f7c9cf009a82a0f8f8a9dc55f3226b4eadeea1b00

  • SSDEEP

    1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3K:z6a+CdOOtEvwDpjQV

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-23_c529f9ecd9e106b272da396c4c6ec6e1_cryptolocker

    • Size

      60KB

    • MD5

      c529f9ecd9e106b272da396c4c6ec6e1

    • SHA1

      f196eabde97df4c30f161e0317136147ac507ff1

    • SHA256

      2720d40ae1bd742db106ddf0a88da889f67bd243f3a08917b2eddba17726d2e1

    • SHA512

      e84c97f85afbaba634b7eb5c7fa4c70859f8f543c6fba53a965a3ff864bb37532a50e820d0a9adbb22d6c09f7c9cf009a82a0f8f8a9dc55f3226b4eadeea1b00

    • SSDEEP

      1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3K:z6a+CdOOtEvwDpjQV

    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