Overview

overview

10

Static

static

10

2024-05-08...er.exe

windows7-x64

9

2024-05-08...er.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    2024-05-08_a45b0cac4dd8648dc8fc4f57d8e4727c_cryptolocker

  • Size

    52KB

  • Sample

    240508-sve1daba6y

  • MD5

    a45b0cac4dd8648dc8fc4f57d8e4727c

  • SHA1

    f49facdf6c8774f828f3aebd066168ce3900f4f7

  • SHA256

    755eb43856bcdb1c2b4dab97742fe3da4c058822d868e92fc84ecbf281045f7f

  • SHA512

    9739696fa9a891022978147104abc7cf9aac8cc662f2f2548368ce42b48e352f5704b0c85dedabfc60df0db6ba1448bdef53a7b7f687122bf783ac9a4ce0e58e

  • SSDEEP

    768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXu:bODOw9acifAoc+v8u

Score
10/10
upx

Malware Config

Targets

    • Target

      2024-05-08_a45b0cac4dd8648dc8fc4f57d8e4727c_cryptolocker

    • Size

      52KB

    • MD5

      a45b0cac4dd8648dc8fc4f57d8e4727c

    • SHA1

      f49facdf6c8774f828f3aebd066168ce3900f4f7

    • SHA256

      755eb43856bcdb1c2b4dab97742fe3da4c058822d868e92fc84ecbf281045f7f

    • SHA512

      9739696fa9a891022978147104abc7cf9aac8cc662f2f2548368ce42b48e352f5704b0c85dedabfc60df0db6ba1448bdef53a7b7f687122bf783ac9a4ce0e58e

    • SSDEEP

      768:bODOw9UiamWUB2preAr+OfjH/0S16avdrQFiLjJvtOXu:bODOw9acifAoc+v8u

    Score
    9/10
    upx

    • Detection of CryptoLocker Variants

    • 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 Enterprise v15

Tasks