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Overview

overview

10

Static

static

3

Seven.exe

windows10-2004-x64

1

Seven.exe

windows11-21h2-x64

1

Seven.exe

windows10-2004-x64

10

Seven.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Seven.zip

  • Size

    1.5MB

  • Sample

    240429-wkj35agg48

  • MD5

    5f1184e97027e1e1ee905ddedff9ad5d

  • SHA1

    87c33a4f2a1b6f5d6536dc0b40e51bfcc0eba360

  • SHA256

    9370fe54c728824407f39911360b1a704ffbec488fbe83623204b8ca4758e69f

  • SHA512

    b9e559bd7469d21e9f89049c9485264df2d25efc6041fba529b751aac989feddf57fca89d459171c06b546408c36fd35907a7be4c01958437477e8c7ba1b5e78

  • SSDEEP

    49152:BAhNLL9QuWqtxL2luy0Enbo2zBNTu/UmF6Ok9m:BATZWqtxCluybb9BNTEUmw8

Score
10/10
evasionransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      Seven.dll

    • Size

      1.5MB

    • MD5

      306ce3e2f80f0ff752214555d9d5fc34

    • SHA1

      2b0ba37d8bc1c72320d20af4630a426ef5e46693

    • SHA256

      d49ecd70157b1b1f11db4acde529c285e551ceb020b5b7911ae2f42ebd9117ad

    • SHA512

      d72e1c10404317b9bcfd311312ebdbd08177d213e85882a78833f4bcab005ca299a83e26a2fb2650932b25378776c538190b1ce8e6252b67ea21e488f4576098

    • SSDEEP

      24576:ff1ji+h54AWWNCqjN9lwcdGn3e4cHlFezhdvqHQuFWVh4YVI2ie9ASqUEUcWYHrF:ff1PXdWYCqxZdGnu4cOhdy+jL9xqHUcc

    Score
    1/10
    behavioral1behavioral2

    • Target

      Seven.exe

    • Size

      139KB

    • MD5

      350273e0d2e8a9ba5e37b791016112a0

    • SHA1

      5bfb616dd46f67d1dcbbff55ca5917ffc1ec8b71

    • SHA256

      27297bf8139bea755e9297e7e1489d827d1ee09a8e1d94a3ef96a2edb2de61ba

    • SHA512

      b1e768524b4e840bd5f4163205122dd1725583245d8bfd5cbd89eb21a5fb9d33aff1b7b0ca42132b7dae469e025068ae663b3b02ad59927a558dc340141ec91b

    • SSDEEP

      3072:miS4omp03WQthI/9S3BZi08iRQ1G78IVn27bSfcJd8ltw:miS4ompB9S3BZi0a1G78IVhcTct

    Score
    10/10
    evasionransomwarespywarestealertrojan

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • UAC bypass

      evasiontrojan

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Disables cmd.exe use via registry modification

      evasion

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Windows security modification

      evasiontrojan

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

      ransomware
    behavioral3behavioral4

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Scheduled Task/Job

1
T1053

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

3
T1562

Disable or Modify Tools

3
T1562.001

Modify Registry

5
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Defacement

1
T1491

Tasks