Overview

overview

10

Static

static

3

08dfe15f33...18.exe

windows7-x64

10

08dfe15f33...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    08dfe15f3382842c2a1d1180c6e1f77e_JaffaCakes118

  • Size

    193KB

  • Sample

    240328-skf5paac54

  • MD5

    08dfe15f3382842c2a1d1180c6e1f77e

  • SHA1

    e52be04477c049ce4b27dbdd2d3241570054d08b

  • SHA256

    c7a4b732328b5768bc7f9995f5d9fdc43679fc5be910259f3f507b76c00ba319

  • SHA512

    a76db62c4ddbb04b05f8a941269920af661bf329fca20f3f3eddace2a3e6c95b7c1498a8f8f958123cfa679536cf322432acf6032f5a1d2a836b07eb1c7c8133

  • SSDEEP

    3072:QyCiIJvGGZzlPvbatY5s+4r3Ag0yhiK7DG56iic:Qhi4BzJvb7s+WcynDG56Bc

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      08dfe15f3382842c2a1d1180c6e1f77e_JaffaCakes118

    • Size

      193KB

    • MD5

      08dfe15f3382842c2a1d1180c6e1f77e

    • SHA1

      e52be04477c049ce4b27dbdd2d3241570054d08b

    • SHA256

      c7a4b732328b5768bc7f9995f5d9fdc43679fc5be910259f3f507b76c00ba319

    • SHA512

      a76db62c4ddbb04b05f8a941269920af661bf329fca20f3f3eddace2a3e6c95b7c1498a8f8f958123cfa679536cf322432acf6032f5a1d2a836b07eb1c7c8133

    • SSDEEP

      3072:QyCiIJvGGZzlPvbatY5s+4r3Ag0yhiK7DG56iic:Qhi4BzJvb7s+WcynDG56Bc

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (84) files with added filename extension

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

      ransomware

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

4
T1112

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks