Overview

overview

9

Static

static

3

7034f17b20...18.exe

windows7-x64

9

7034f17b20...18.exe

windows10-2004-x64

8

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General

  • Target

    7034f17b2033bfd5ef9b0f81ce598da3_JaffaCakes118

  • Size

    425KB

  • Sample

    240524-3xg8mafg59

  • MD5

    7034f17b2033bfd5ef9b0f81ce598da3

  • SHA1

    959817c12dba46ce4e4595bf4f2374aadf52e8ef

  • SHA256

    33175665dc003a737e982c767890412e57ea2ae96f25fd8535637f5894ff2074

  • SHA512

    1390d2b6e58644238efb174f7b2726a5152e5b183dbbe4c02b0cacf796309df24c5e9bc4a4f26f1c525ae863f353020dcd6a63fa84afa6448072df87199a07c4

  • SSDEEP

    6144:PqhlBy1+NR0frxdc6Dps/ep5NKWNzYXPAA5+VUbvpQhcHGBeBZq6wbTHK+5URA:PAlBpNR0fHcoNKWN7AQKG8BCbTHD9

Score
9/10
defense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

Malware Config

Targets

    • Target

      7034f17b2033bfd5ef9b0f81ce598da3_JaffaCakes118

    • Size

      425KB

    • MD5

      7034f17b2033bfd5ef9b0f81ce598da3

    • SHA1

      959817c12dba46ce4e4595bf4f2374aadf52e8ef

    • SHA256

      33175665dc003a737e982c767890412e57ea2ae96f25fd8535637f5894ff2074

    • SHA512

      1390d2b6e58644238efb174f7b2726a5152e5b183dbbe4c02b0cacf796309df24c5e9bc4a4f26f1c525ae863f353020dcd6a63fa84afa6448072df87199a07c4

    • SSDEEP

      6144:PqhlBy1+NR0frxdc6Dps/ep5NKWNzYXPAA5+VUbvpQhcHGBeBZq6wbTHK+5URA:PAlBpNR0fHcoNKWN7AQKG8BCbTHD9

    Score
    9/10
    defense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

    • Contacts a large (13274) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

      discovery

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Adds policy Run key to start application

      persistence

    • Deletes itself

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Discovery

Network Service Discovery

2
T1046

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

3
T1490

Resource Development

Reconnaissance

Tasks