Overview

overview

10

Static

static

3

35c73d9658...7e.exe

windows7-x64

10

35c73d9658...7e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    35c73d9658cc6fd41a0f9b7902c134cd878a745a1b704b3b214b5be24ef0067e

  • Size

    122KB

  • Sample

    240911-y49t1a1cpm

  • MD5

    9cf983c54de50f8364394d1b90729aa5

  • SHA1

    3fd6195960d8c333e5388c54ba2417c0584f9fdd

  • SHA256

    35c73d9658cc6fd41a0f9b7902c134cd878a745a1b704b3b214b5be24ef0067e

  • SHA512

    887061272cf9a30bb04f168d63ea1d0c97ddea3c6ea5f3e1f791913bfc75266c5799cb6a05f32b4f0a07a13a57cf7c5a34462971de638ff5a9c3f9978334afa6

  • SSDEEP

    1536:wut769nQ3glQbFH2HXW5BUCuFwJbI+PoZS5Dw54WQ6DP31kzq2I//3yeE5JWYfLM:Ttm9n7QhTbnPoI4km26St/kjzMA

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      35c73d9658cc6fd41a0f9b7902c134cd878a745a1b704b3b214b5be24ef0067e

    • Size

      122KB

    • MD5

      9cf983c54de50f8364394d1b90729aa5

    • SHA1

      3fd6195960d8c333e5388c54ba2417c0584f9fdd

    • SHA256

      35c73d9658cc6fd41a0f9b7902c134cd878a745a1b704b3b214b5be24ef0067e

    • SHA512

      887061272cf9a30bb04f168d63ea1d0c97ddea3c6ea5f3e1f791913bfc75266c5799cb6a05f32b4f0a07a13a57cf7c5a34462971de638ff5a9c3f9978334afa6

    • SSDEEP

      1536:wut769nQ3glQbFH2HXW5BUCuFwJbI+PoZS5Dw54WQ6DP31kzq2I//3yeE5JWYfLM:Ttm9n7QhTbnPoI4km26St/kjzMA

    Score
    10/10
    discoveryevasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (75) 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

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks