Overview

overview

10

Static

static

38f5f9c09a...8f.exe

windows7-x64

1

38f5f9c09a...8f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    38f5f9c09a50c041545093db6ced87977cf5fa7f7bf8e31276e993e82a07c08f

  • Size

    140KB

  • Sample

    221021-e5p2facbb7

  • MD5

    17b42ca9719fcad8d6a594bc58afb881

  • SHA1

    3fc4de0bee8f985913b93fee506f733001764ddc

  • SHA256

    38f5f9c09a50c041545093db6ced87977cf5fa7f7bf8e31276e993e82a07c08f

  • SHA512

    7465beb80d572273360611fc03fd8897cac27e9e3e5a7d0d8c160043687316eff63e7b1ed4a92b749c50fe2528fd06254a4b440b8dad92ff06eefc9e7f3a9a97

  • SSDEEP

    1536:4nMF2OVLjlevyaRLBnLuRgiaZxRIxecePKH5xmKS+p:ffLpeTLlamiaZxRIxecePKq0

Score
10/10
jokerevasioninfostealerpersistencetrojan

Malware Config

Targets

    • Target

      38f5f9c09a50c041545093db6ced87977cf5fa7f7bf8e31276e993e82a07c08f

    • Size

      140KB

    • MD5

      17b42ca9719fcad8d6a594bc58afb881

    • SHA1

      3fc4de0bee8f985913b93fee506f733001764ddc

    • SHA256

      38f5f9c09a50c041545093db6ced87977cf5fa7f7bf8e31276e993e82a07c08f

    • SHA512

      7465beb80d572273360611fc03fd8897cac27e9e3e5a7d0d8c160043687316eff63e7b1ed4a92b749c50fe2528fd06254a4b440b8dad92ff06eefc9e7f3a9a97

    • SSDEEP

      1536:4nMF2OVLjlevyaRLBnLuRgiaZxRIxecePKH5xmKS+p:ffLpeTLlamiaZxRIxecePKq0

    Score
    10/10
    jokerevasioninfostealerpersistencetrojan

    • joker

      Joker is an Android malware that targets billing and SMS fraud.

      infostealertrojanjoker

    • Executes dropped EXE

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks