Overview

overview

8

Static

static

3

1e27ef7fb0...ff.msi

windows10-2004-x64

8

1e27ef7fb0...ff.msi

windows11-21h2-x64

8

Sharing

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General

  • Target
    1e27ef7fb06896dbb30f2a7e10ac71adf68c4650013963bed181f0803235c2ff.msi
  • Size 10.7MB
  • Sample260106-n22eqsgz4d
  • SHA256 1e27ef7fb06896dbb30f2a7e10ac71adf68c4650013963bed181f0803235c2ff
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
discoverypersistenceprivilege_escalationransomwarerevoked_codesign

Malware Config

Targets

    • Target
      1e27ef7fb06896dbb30f2a7e10ac71adf68c4650013963bed181f0803235c2ff.msi
    • Size 10.7MB
    • SHA256 1e27ef7fb06896dbb30f2a7e10ac71adf68c4650013963bed181f0803235c2ff
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    discoverypersistenceprivilege_escalationransomwarerevoked_codesign

    • Binary is signed using a ConnectWise certificate revoked for key compromise.

      revoked_codesign

    • Sets service image path in registry

      persistence

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

      persistenceprivilege_escalation

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Authentication Package

1
T1547.002

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Installer Packages

1
T1546.016

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Authentication Package

1
T1547.002

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Installer Packages

1
T1546.016

Defense Evasion

Modify Registry

1
T1112

System Binary Proxy Execution

1
T1218

Msiexec

1
T1218.007

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

3
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks