Overview

overview

10

Static

static

3

bf7c674476...9e.exe

windows7-x64

10

bf7c674476...9e.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    bf7c674476e34b71af92c5c79b6266300906b7ff2d970c91a9014900fd4b959e

  • Size

    2.7MB

  • Sample

    240615-b2vkzavbqe

  • MD5

    04e967eff93b2f28b51ba645f54a6a0e

  • SHA1

    542fc08b75b7255bb568d7990401f29ed0f7c7df

  • SHA256

    bf7c674476e34b71af92c5c79b6266300906b7ff2d970c91a9014900fd4b959e

  • SHA512

    5a9f78113822aea905dd80b01edeb91ef6421213542b91f3b1e493ee808c7b4a60e266db3408c9413189d88c68df962de871b98e0ea936bf5b7eea9d099df4df

  • SSDEEP

    49152:csKf8wPsOueZ2zGFhpcA4sp6v1ZCxxF7Z3PZ8f4HQqK5PnC4HWziKML8G14NnL:cJf8csOuesoj4a6vvkxvB8f4HSPCOWzb

Score
10/10
evasionexecutionpersistence

Malware Config

Targets

    • Target

      bf7c674476e34b71af92c5c79b6266300906b7ff2d970c91a9014900fd4b959e

    • Size

      2.7MB

    • MD5

      04e967eff93b2f28b51ba645f54a6a0e

    • SHA1

      542fc08b75b7255bb568d7990401f29ed0f7c7df

    • SHA256

      bf7c674476e34b71af92c5c79b6266300906b7ff2d970c91a9014900fd4b959e

    • SHA512

      5a9f78113822aea905dd80b01edeb91ef6421213542b91f3b1e493ee808c7b4a60e266db3408c9413189d88c68df962de871b98e0ea936bf5b7eea9d099df4df

    • SSDEEP

      49152:csKf8wPsOueZ2zGFhpcA4sp6v1ZCxxF7Z3PZ8f4HQqK5PnC4HWziKML8G14NnL:cJf8csOuesoj4a6vvkxvB8f4HSPCOWzb

    Score
    10/10
    evasionexecutionpersistence

    • Modifies security service

      evasion

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Creates new service(s)

      persistenceexecution

    • Sets service image path in registry

      persistence

    • Stops running service(s)

      evasionexecution

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

2
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Service Stop

1
T1489

Tasks