Overview

overview

10

Static

static

7

b752d41939...18.exe

windows7-x64

10

b752d41939...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b752d4193922a3ec9096197fb8e0d7e9_JaffaCakes118

  • Size

    394KB

  • Sample

    240822-mremjssdka

  • MD5

    b752d4193922a3ec9096197fb8e0d7e9

  • SHA1

    481d4c852085a0cb0587c7f7ea25f1f585ee6874

  • SHA256

    8ac508426371a847235c9433c063f1696ef949f9791ab0ab121b2942b924dc14

  • SHA512

    7566a19855e0c611cd7e9bca353067e49ba3c1fa8e1f6967519a172e31c7605904345a333a222a73a9d85d27561982a1fdccd997960828ff76ab0bbc07238c58

  • SSDEEP

    6144:WknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfV:7nNhuBoY8SorxgmA+nlvVlfV

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      b752d4193922a3ec9096197fb8e0d7e9_JaffaCakes118

    • Size

      394KB

    • MD5

      b752d4193922a3ec9096197fb8e0d7e9

    • SHA1

      481d4c852085a0cb0587c7f7ea25f1f585ee6874

    • SHA256

      8ac508426371a847235c9433c063f1696ef949f9791ab0ab121b2942b924dc14

    • SHA512

      7566a19855e0c611cd7e9bca353067e49ba3c1fa8e1f6967519a172e31c7605904345a333a222a73a9d85d27561982a1fdccd997960828ff76ab0bbc07238c58

    • SSDEEP

      6144:WknN4CVUIm6uk06ZLYgvBA+8xmrxgmA+3cclptVopAfV:7nNhuBoY8SorxgmA+nlvVlfV

    Score
    10/10
    discoveryevasionpersistenceupx

    • 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 use of System Restore points

      evasion

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • 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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Image File Execution Options Injection

1
T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Image File Execution Options Injection

1
T1546.012

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

5
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks