Overview

overview

10

Static

static

3

payload.exe

windows7-x64

10

payload.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    payload.exe

  • Size

    92KB

  • Sample

    250221-ctjzyazqds

  • MD5

    e7290701c6f837d655e00f5df6ca4b40

  • SHA1

    1b2ed5c4871d08ebc8a62495fb5c8dd4c897e2d1

  • SHA256

    7ecb2207b8e9e3e95700c1a0e8616995a07aecc3437d53705ba9dc6bf7ca18e0

  • SHA512

    5c007fe1be37226178ecb98f2a461b84cfbd7dcb39b1e8ddb6db87258ad6140a73049235d0520ec3218cc9674ac365b8f04761968189213b0402befe595650fa

  • SSDEEP

    1536:mBwl+KXpsqN5vlwWYyhY9S4AYhAnjumqSah8RHpmxQE71lLNKs71v+Jj:Qw+asqN5aW/hLmhq6h8RHoeEx+

Score
10/10
dharmacredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      payload.exe

    • Size

      92KB

    • MD5

      e7290701c6f837d655e00f5df6ca4b40

    • SHA1

      1b2ed5c4871d08ebc8a62495fb5c8dd4c897e2d1

    • SHA256

      7ecb2207b8e9e3e95700c1a0e8616995a07aecc3437d53705ba9dc6bf7ca18e0

    • SHA512

      5c007fe1be37226178ecb98f2a461b84cfbd7dcb39b1e8ddb6db87258ad6140a73049235d0520ec3218cc9674ac365b8f04761968189213b0402befe595650fa

    • SSDEEP

      1536:mBwl+KXpsqN5vlwWYyhY9S4AYhAnjumqSah8RHpmxQE71lLNKs71v+Jj:Qw+asqN5aW/hLmhq6h8RHoeEx+

    Score
    10/10
    dharmacredential_accessdefense_evasiondiscoveryexecutionimpactpersistenceransomwarespywarestealer

    • Dharma

      Dharma is a ransomware that uses security software installation to hide malicious activities.

      ransomwaredharma

    • Dharma family

      dharma

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (313) 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.

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • Drops startup file

    • 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 desktop.ini file(s)

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Direct Volume Access

1
T1006

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

2
T1555

Credentials from Web Browsers

1
T1555.003

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

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

Inhibit System Recovery

2
T1490

Tasks