Overview

overview

10

Static

static

7

fc52fe367b...18.exe

windows7-x64

10

fc52fe367b...18.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    fc52fe367b04ad653ce276f97e538b44_JaffaCakes118

  • Size

    2.7MB

  • Sample

    240420-j6mpxsda3y

  • MD5

    fc52fe367b04ad653ce276f97e538b44

  • SHA1

    60aaf776661a4d33dc13f1c0488ce4ee7b2637c3

  • SHA256

    ad54d1f4f16850e47f186189aeedd3c83f009de4ab053e8ef011e83fa9c4f86a

  • SHA512

    6815f71d9a02758f3e58a64879817da80ba867cab5d390f354283d8ad741adfe4b75cab243d5d47125e62611a003f6d4212b074c56388cf20ab6ca4ee0190913

  • SSDEEP

    6144:LiMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyApHhP+gDzvRAjmDtD:5MMpXKb0hNGh1kG0HWnALb1B

Score
10/10
aspackv2persistenceransomware

Malware Config

Targets

    • Target

      fc52fe367b04ad653ce276f97e538b44_JaffaCakes118

    • Size

      2.7MB

    • MD5

      fc52fe367b04ad653ce276f97e538b44

    • SHA1

      60aaf776661a4d33dc13f1c0488ce4ee7b2637c3

    • SHA256

      ad54d1f4f16850e47f186189aeedd3c83f009de4ab053e8ef011e83fa9c4f86a

    • SHA512

      6815f71d9a02758f3e58a64879817da80ba867cab5d390f354283d8ad741adfe4b75cab243d5d47125e62611a003f6d4212b074c56388cf20ab6ca4ee0190913

    • SSDEEP

      6144:LiMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyApHhP+gDzvRAjmDtD:5MMpXKb0hNGh1kG0HWnALb1B

    Score
    10/10
    aspackv2persistenceransomware

    • 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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • 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