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Overview

overview

10

Static

static

3

1c32357126...18.exe

windows7-x64

10

1c32357126...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1c323571263fae709a03a787aa4416aa_JaffaCakes118

  • Size

    200KB

  • Sample

    240329-javqnada78

  • MD5

    1c323571263fae709a03a787aa4416aa

  • SHA1

    1b4ded050e06e6f69673fe58bca449463dada9d6

  • SHA256

    f71df94cb7a60777ee2c105d8f9fa10772ad43a36f9f9d013026704b809c96de

  • SHA512

    7fb6dec1950b29c37338712cb19155c3bd7b1ad67497900489dea54d63dc9e89daed4506a89aba2d5503a30040a92b5b64aa4378b7e920f7a055ccbf07ad2efc

  • SSDEEP

    3072:r1LipdLEQcDFjVPKvFd4jxHMgcosvFSZjLxMmnWmjEChTBs3/JEZb2SWi:r+LEQyg9OpAF2LxxWWEChTBsBanWi

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      1c323571263fae709a03a787aa4416aa_JaffaCakes118

    • Size

      200KB

    • MD5

      1c323571263fae709a03a787aa4416aa

    • SHA1

      1b4ded050e06e6f69673fe58bca449463dada9d6

    • SHA256

      f71df94cb7a60777ee2c105d8f9fa10772ad43a36f9f9d013026704b809c96de

    • SHA512

      7fb6dec1950b29c37338712cb19155c3bd7b1ad67497900489dea54d63dc9e89daed4506a89aba2d5503a30040a92b5b64aa4378b7e920f7a055ccbf07ad2efc

    • SSDEEP

      3072:r1LipdLEQcDFjVPKvFd4jxHMgcosvFSZjLxMmnWmjEChTBs3/JEZb2SWi:r+LEQyg9OpAF2LxxWWEChTBsBanWi

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (86) 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 Enterprise v15

Reconnaissance

Resource Development

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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

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

Command and Control

Exfiltration

Impact

Tasks