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Overview

overview

10

Static

static

3

2395bd0420...b9.exe

windows7-x64

10

2395bd0420...b9.exe

windows10-2004-x64

10

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General

  • Target

    2395bd0420e2da5a0488879fbe9338b9

  • Size

    480KB

  • Sample

    231231-cdfycaadbr

  • MD5

    2395bd0420e2da5a0488879fbe9338b9

  • SHA1

    b50e534ab4fd248700998dc3dab030acafb3898f

  • SHA256

    7333c1f267ddac67e00348ad7f43da843ae7f3f5ea9ad293b3a3c473b7d1f70e

  • SHA512

    20864582ffa13ab17dcada0d306619ebaf03ebe85f7f30b967a9dc84e291bd862a5b1c5998c79a24f6919045c10c63761a75c5a217cc7c7ef1a11c544ec6d56e

  • SSDEEP

    12288:NKwB7cXAS2USFm6LkKR0Yqmt1hPUnbGsbpnc7OM5/MS7GGAzkLXk8:NKw7xT/LTRlrhYlnc7OM5/MSKGAYD3

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2395bd0420e2da5a0488879fbe9338b9

    • Size

      480KB

    • MD5

      2395bd0420e2da5a0488879fbe9338b9

    • SHA1

      b50e534ab4fd248700998dc3dab030acafb3898f

    • SHA256

      7333c1f267ddac67e00348ad7f43da843ae7f3f5ea9ad293b3a3c473b7d1f70e

    • SHA512

      20864582ffa13ab17dcada0d306619ebaf03ebe85f7f30b967a9dc84e291bd862a5b1c5998c79a24f6919045c10c63761a75c5a217cc7c7ef1a11c544ec6d56e

    • SSDEEP

      12288:NKwB7cXAS2USFm6LkKR0Yqmt1hPUnbGsbpnc7OM5/MS7GGAzkLXk8:NKw7xT/LTRlrhYlnc7OM5/MSKGAYD3

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (69) files with added filename extension

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

      ransomware

    • Blocklisted process makes network request

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • 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

5
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks