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Overview

overview

10

Static

static

3

fff2db4aae...18.exe

windows7-x64

10

fff2db4aae...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    fff2db4aae34f2cfeb265f2a15e2d70c_JaffaCakes118

  • Size

    137KB

  • Sample

    240421-xmpl3ahh7w

  • MD5

    fff2db4aae34f2cfeb265f2a15e2d70c

  • SHA1

    938429020306c77d629ea9f8c19e515dff14aadc

  • SHA256

    4146b2baa1dd63c84e878e9d86f99eb4c6aa5804b62943659068e46087291134

  • SHA512

    808820695e0e504496d05ef75b0edfcfeb58b0f1d26cba4d095c43a8843699267513898bd9a1fa2dec622fdde487d84c0d2bd1a580375bb6b6be7f6876113d9e

  • SSDEEP

    3072:IpWC4YgBPlGiyllvpWC4YgBPlGiyllBpWC4YgBPlGiyllp:2WC4YgB9GiypWC4YgB9GiyTWC4YgB9GN

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      fff2db4aae34f2cfeb265f2a15e2d70c_JaffaCakes118

    • Size

      137KB

    • MD5

      fff2db4aae34f2cfeb265f2a15e2d70c

    • SHA1

      938429020306c77d629ea9f8c19e515dff14aadc

    • SHA256

      4146b2baa1dd63c84e878e9d86f99eb4c6aa5804b62943659068e46087291134

    • SHA512

      808820695e0e504496d05ef75b0edfcfeb58b0f1d26cba4d095c43a8843699267513898bd9a1fa2dec622fdde487d84c0d2bd1a580375bb6b6be7f6876113d9e

    • SSDEEP

      3072:IpWC4YgBPlGiyllvpWC4YgBPlGiyllBpWC4YgBPlGiyllp:2WC4YgB9GiypWC4YgB9GiyTWC4YgB9GN

    Score
    10/10
    evasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Disables cmd.exe use via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • 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.

    • Modifies WinLogon

      persistence

    • Drops autorun.inf file

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

9
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks