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Overview

overview

10

Static

static

1

Svhost.exe

windows7-x64

10

Svhost.exe

windows10-1703-x64

10

Svhost.exe

windows10-2004-x64

10

Svhost.exe

windows11-21h2-x64

10

Svhost.exe

macos-10.15-amd64

4

Svhost.exe

macos-10.15-amd64

1

Sharing

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General

  • Target

    Svhost.exe

  • Size

    399KB

  • Sample

    240821-q2qz4svdqj

  • MD5

    7d4970831fafb993a4b0de345cb6832b

  • SHA1

    ff95a1c11fe502a396f65cb817abf6796dfb791a

  • SHA256

    fa47d6d85592087d1cba503253670920ac9545deb3176006fc79606b21ae966c

  • SHA512

    9b27ecaca0dc6b7b68acdcfc4308f213b94ddfea3cbc357ee96e1cc82bd2e3cfb06c4c8a9ce5647fbde18931f5e2b34e5a119295c4548d719b7a85d425657b84

  • SSDEEP

    6144:PaSpJQYtBJ5666+e6VlWT8b9L+s82y00ZFlTzubWKrhtwwD:PPph95o+PVle8Is8LZFFCrhtw4

Score
10/10
evasionmacospersistenceprivilege_escalation

Malware Config

Targets

    • Target

      Svhost.exe

    • Size

      399KB

    • MD5

      7d4970831fafb993a4b0de345cb6832b

    • SHA1

      ff95a1c11fe502a396f65cb817abf6796dfb791a

    • SHA256

      fa47d6d85592087d1cba503253670920ac9545deb3176006fc79606b21ae966c

    • SHA512

      9b27ecaca0dc6b7b68acdcfc4308f213b94ddfea3cbc357ee96e1cc82bd2e3cfb06c4c8a9ce5647fbde18931f5e2b34e5a119295c4548d719b7a85d425657b84

    • SSDEEP

      6144:PaSpJQYtBJ5666+e6VlWT8b9L+s82y00ZFlTzubWKrhtwwD:PPph95o+PVle8Is8LZFFCrhtw4

    Score
    10/10
    persistenceprivilege_escalationevasion

    • Modifies WinLogon for persistence

      persistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

      persistenceprivilege_escalation

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2behavioral3behavioral4behavioral5behavioral6

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

3
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

AppInit DLLs

1
T1546.010

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Hide Artifacts

1
T1564

Resource Forking

1
T1564.009

Modify Registry

3
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks