Overview

overview

10

Static

static

66666c9003...bd.exe

windows7-x64

1

66666c9003...bd.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    66666c9003ac69f2816cd6f4cbe1f3e3486da0336b1e3a9435a57fa26530e7bd

  • Size

    57KB

  • Sample

    221003-m8d3cadbd9

  • MD5

    4571f3036b57fd6cfaa8cf33bddeeacc

  • SHA1

    07893820644b3dae1da73f8922ff7eba5a57e384

  • SHA256

    66666c9003ac69f2816cd6f4cbe1f3e3486da0336b1e3a9435a57fa26530e7bd

  • SHA512

    a06e717a1d68248362132f25b027b5b2e3aa0427abc3e3179ebcf5ec1ddb26bd07ccf377aa46af72a76ca4a02f801b0393d4c84b46751d32a757e23d787aeaf7

  • SSDEEP

    1536:OaLphh4px/GaOsXDp1CbVZn+K5mayAMIk:OIphho/1OOTNSk

Score
10/10
jokerevasioninfostealerpersistencetrojan

Malware Config

Targets

    • Target

      66666c9003ac69f2816cd6f4cbe1f3e3486da0336b1e3a9435a57fa26530e7bd

    • Size

      57KB

    • MD5

      4571f3036b57fd6cfaa8cf33bddeeacc

    • SHA1

      07893820644b3dae1da73f8922ff7eba5a57e384

    • SHA256

      66666c9003ac69f2816cd6f4cbe1f3e3486da0336b1e3a9435a57fa26530e7bd

    • SHA512

      a06e717a1d68248362132f25b027b5b2e3aa0427abc3e3179ebcf5ec1ddb26bd07ccf377aa46af72a76ca4a02f801b0393d4c84b46751d32a757e23d787aeaf7

    • SSDEEP

      1536:OaLphh4px/GaOsXDp1CbVZn+K5mayAMIk:OIphho/1OOTNSk

    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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

2
T1158

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks