Overview

overview

10

Static

static

3

0066df38d9...18.exe

windows7-x64

10

0066df38d9...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0066df38d959c814fa667b42644dfb0b_JaffaCakes118

  • Size

    769KB

  • Sample

    240426-kpajpsda22

  • MD5

    0066df38d959c814fa667b42644dfb0b

  • SHA1

    e223e25a179c615db3a157f4cf6e7c026aa2234a

  • SHA256

    b2c5cd7921f504fb0ac85e33e7c95acaee999beaca30bd41ddbb29d88082199e

  • SHA512

    3bc57ad96c40a9c48f579db355a44d65bf14d751687dcb6f5c02fa6026691970a13014136526de2588c9587e5bf306524d00f69b7c0470e981950281e619b7da

  • SSDEEP

    24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvy:oEs1hE

Score
10/10
persistenceransomware

Malware Config

Targets

    • Target

      0066df38d959c814fa667b42644dfb0b_JaffaCakes118

    • Size

      769KB

    • MD5

      0066df38d959c814fa667b42644dfb0b

    • SHA1

      e223e25a179c615db3a157f4cf6e7c026aa2234a

    • SHA256

      b2c5cd7921f504fb0ac85e33e7c95acaee999beaca30bd41ddbb29d88082199e

    • SHA512

      3bc57ad96c40a9c48f579db355a44d65bf14d751687dcb6f5c02fa6026691970a13014136526de2588c9587e5bf306524d00f69b7c0470e981950281e619b7da

    • SSDEEP

      24576:TEtl9mRda1cSGB2uJ2s4otqFCJrW9FqvSbqsHasgXhFHDAGtlRXZ+CP63n0NuJvy:oEs1hE

    Score
    10/10
    persistenceransomware

    • Modifies WinLogon for persistence

      persistence

    • Renames multiple (91) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks