Overview

overview

9

Static

static

3

cffb929c2b...ab.exe

windows7-x64

cffb929c2b...ab.exe

windows10-2004-x64

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General

  • Target

    cffb929c2b2c942668ce74b7f62e8fab

  • Size

    182KB

  • Sample

    240317-flel2aeg62

  • MD5

    cffb929c2b2c942668ce74b7f62e8fab

  • SHA1

    b2334aa936cca6ff0e3de8d960c61daa42fd422f

  • SHA256

    d075ba1a254943b9797b763ecba56d06d69f3b0b6ce4b825ab422ab94a4e32ec

  • SHA512

    81a9b614c07828827691ece264491680b412585a836e6664a0e25cb73d8a179576e826621641283492d9ad565f8dcd65a376f2fb24a3d499c3f5c11449f42e1f

  • SSDEEP

    3072:HHybd1J2ke8vFVAF3rD1pTwgHTX5kCk9O2oPwsFsRWtNE7pM1Sdqz2TT5LQLZa1T:nybd1JpbOTwgHTG9cYmtNEYSKC0LZqkY

Score
9/10
evasionpersistenceransomware

Malware Config

Targets

    • Target

      cffb929c2b2c942668ce74b7f62e8fab

    • Size

      182KB

    • MD5

      cffb929c2b2c942668ce74b7f62e8fab

    • SHA1

      b2334aa936cca6ff0e3de8d960c61daa42fd422f

    • SHA256

      d075ba1a254943b9797b763ecba56d06d69f3b0b6ce4b825ab422ab94a4e32ec

    • SHA512

      81a9b614c07828827691ece264491680b412585a836e6664a0e25cb73d8a179576e826621641283492d9ad565f8dcd65a376f2fb24a3d499c3f5c11449f42e1f

    • SSDEEP

      3072:HHybd1J2ke8vFVAF3rD1pTwgHTX5kCk9O2oPwsFsRWtNE7pM1Sdqz2TT5LQLZa1T:nybd1JpbOTwgHTG9cYmtNEYSKC0LZqkY

    Score
    9/10
    evasionpersistenceransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Drops file in Drivers directory

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Resource Development

Reconnaissance

Tasks