Overview

overview

10

Static

static

3

Seven.exe

windows11-21h2-x64

1

Seven.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Seven.zip

  • Size

    1.4MB

  • Sample

    240430-b9dx7ahd8t

  • MD5

    eef3fc9d2970111c2f8942808768525f

  • SHA1

    cf669960036c308a9ac048e6a34e7555c0398974

  • SHA256

    10d115db8fdb69852e7c096c92d9c3413d15dcc0359cfac8764f434be5c4d248

  • SHA512

    14d19f86cc1eff9dea8a10f01f3f99ffaa7d84d7ff5cfb6ff9b254ba64f01aff5439452e6c26bc72a28143429d81edbf38a208f969ac7f8e027441f5811a8da9

  • SSDEEP

    24576:U/gLO/mkBIqj77lEublvu47FV/jevCZtVkhGTYKmK/M4GYGEyLspnQWD/GUM:GgLGBIqRHblvu4njeqh/5G1EykQSG3

Score
10/10
evasionransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      Seven.dll

    • Size

      1.3MB

    • MD5

      45468689f5b2c655251b9f44342dc067

    • SHA1

      00b6e0b89cb406f720c397e17c0bb729a2b21e7f

    • SHA256

      75fbeb58b96447dcdad43ec8b81f4e96b97d3f74cfea61d3a91fda158b75b307

    • SHA512

      632c26b7f705b1e282652e2ada7f4aa7f550a24c9e3406ab28edb6cef7eb52a0529a5a494b7a62360e289f5ddf26e67a16e25892f190c92c563f3b0f7cfae2df

    • SSDEEP

      24576:7bOc5CTiklkqjVxlYubf7qeJFzBlKv0jTV0BwT6uiglckGUyEc1C7niWHDG/b:uc5mlkq9xbf7qellKwdl5GHEcai0G

    Score
    1/10
    behavioral1

    • 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

    • Renames multiple (233) files with added filename extension

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

      ransomware

    • 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

    • 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

    behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

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

4
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks