Overview

overview

10

Static

static

1

WinUIUpdate.exe

windows7-x64

10

WinUIUpdate.exe

windows10-2004-x64

10

Resubmissions

20-03-2023 12:07

230320-pad1ssfd7y 10

20-03-2023 09:30

230320-lgw86scg49 10

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General

  • Target

    WinUIUpdate.exe

  • Size

    3.7MB

  • Sample

    230320-lgw86scg49

  • MD5

    b0a84e4330a9c00c57d3a3e7885f7946

  • SHA1

    bfe5f9b94081c25827e2bc90bb39a8c701033519

  • SHA256

    6320b40b4809bd711e6a50eebacce6ac51d3cbb92f84d467116f79489c668a04

  • SHA512

    a2214e9f6ca3b9a1aa35e2dbe8d7439ee6958e20a2bdd520a9b29693b5d0eb930bd7d26b818aad5e032ca455eb879543598dcb72e06f69775b9877ac28e77a8f

  • SSDEEP

    98304:xGUMWoCIILMDNCl6b54+TUyscvBDw4pn:AGosIslo46UF8

Score
10/10
evasion

Malware Config

Targets

    • Target

      WinUIUpdate.exe

    • Size

      3.7MB

    • MD5

      b0a84e4330a9c00c57d3a3e7885f7946

    • SHA1

      bfe5f9b94081c25827e2bc90bb39a8c701033519

    • SHA256

      6320b40b4809bd711e6a50eebacce6ac51d3cbb92f84d467116f79489c668a04

    • SHA512

      a2214e9f6ca3b9a1aa35e2dbe8d7439ee6958e20a2bdd520a9b29693b5d0eb930bd7d26b818aad5e032ca455eb879543598dcb72e06f69775b9877ac28e77a8f

    • SSDEEP

      98304:xGUMWoCIILMDNCl6b54+TUyscvBDw4pn:AGosIslo46UF8

    Score
    10/10
    evasion

    • Modifies security service

      evasion

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Drops file in Drivers directory

    • Stops running service(s)

      evasion

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

2
T1031

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Impair Defenses

1
T1562

Credential Access

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Service Stop

1
T1489

Tasks