Overview

overview

7

Static

static

3

VelocityApi.dll

windows10-ltsc_2021-x64

1

VelocityLite.exe

windows10-ltsc_2021-x64

7

Sharing

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General

  • Target
    Velocity.7z
  • Size 19.7MB
  • Sample260724-tvlnlahe44
  • SHA256 f27865ff8f60776ebd4febc0d8528aa3530396d4e4534ebe2b4f765e047b05aa
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasiondiscoveryexecutionpersistenceransomwarespywaretrojan

Malware Config

Targets

    • Target
      VelocityApi.dll
    • Size 21KB
    • SHA256 9945bf0b137c9f60e4fdd18e8d77b1e7c874936d6993d9e29b70820ba39a607c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    behavioral1
    • Target
      VelocityLite.exe
    • Size 232KB
    • SHA256 c4c0b8e1593bc5481521cecfce00b953e3ee6d7323b98e7ddf2e8c90a78ce545
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    defense_evasiondiscoveryexecutionpersistenceransomwarespywaretrojan

    • Executes dropped EXE

    • Loads dropped DLL

    • Stops running service(s)

      defense_evasionexecution

    • Adds Run key to start application

      persistence

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Drops file in System32 directory

    • Enumerates processes with tasklist

      discovery
    behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

Peripheral Device Discovery

2
T1120

Process Discovery

1
T1057

Query Registry

5
T1012

System Information Discovery

5
T1082

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks