Overview

overview

10

Static

static

3

4bf40544a1...12.exe

windows7-x64

10

4bf40544a1...12.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4bf40544a1ffc64b6b26b5f24d8f624b7260cc40b34566b3463cae817bf7b612.exe

  • Size

    63KB

  • Sample

    241010-by89ysyhlr

  • MD5

    caa7ab8fe75eeebcbc0ea55bb39f9a71

  • SHA1

    6e5f44af3aa46bd781a18ea24b9812050dea2080

  • SHA256

    4bf40544a1ffc64b6b26b5f24d8f624b7260cc40b34566b3463cae817bf7b612

  • SHA512

    403b110f0c1ee4c185a6d65a8c2c108ab303ef772921c1e5087dbb005efdf66b709eda53b517fe030fea664588b66510f4c56762b1ddee55ed48912372a41907

  • SSDEEP

    192:H5bolKSc+4xIBaOcShEJxTqthpmmmmmmmmmmmmmmmmmmmmm7mmmmmmmmmmmmmmmW:H5oc+4ekuhEuA

Score
10/10
phorphiexdiscoveryevasionexecutionloaderpersistencetrojanworm

Malware Config

Targets

    • Target

      4bf40544a1ffc64b6b26b5f24d8f624b7260cc40b34566b3463cae817bf7b612.exe

    • Size

      63KB

    • MD5

      caa7ab8fe75eeebcbc0ea55bb39f9a71

    • SHA1

      6e5f44af3aa46bd781a18ea24b9812050dea2080

    • SHA256

      4bf40544a1ffc64b6b26b5f24d8f624b7260cc40b34566b3463cae817bf7b612

    • SHA512

      403b110f0c1ee4c185a6d65a8c2c108ab303ef772921c1e5087dbb005efdf66b709eda53b517fe030fea664588b66510f4c56762b1ddee55ed48912372a41907

    • SSDEEP

      192:H5bolKSc+4xIBaOcShEJxTqthpmmmmmmmmmmmmmmmmmmmmm7mmmmmmmmmmmmmmmW:H5oc+4ekuhEuA

    Score
    10/10
    phorphiexdiscoveryevasionexecutionloaderpersistencetrojanworm

    • Modifies security service

      evasion

    • Phorphiex payload

    • Phorphiex, Phorpiex

      Phorphiex or Phorpiex Malware family which infects systems to distribute other malicious payloads such as ransomware, stealers and cryptominers.

      wormtrojanloaderphorphiex

    • Windows security bypass

      evasiontrojan

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Downloads MZ/PE file

    • Stops running service(s)

      evasionexecution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Windows security modification

      evasiontrojan

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

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

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Impair Defenses

3
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks