Overview

overview

10

Static

static

3

2026-10-28...os.exe

windows10-2004-x64

10

2026-10-28...os.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    2026-10-28_548df82ebe9e1bcaa770204c6cfea85a_elex_kwampirs_mafia_remcos
  • Size 1.7MB
  • Sample261030-e2q5bsvzgx
  • SHA256 453971c356c7aa361421acbd67d8201f15fc30be31cac19a6f0be79b79a471c3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xmrigdiscoveryminerpersistenceprivilege_escalationupx

Malware Config

Targets

    • Target
      2026-10-28_548df82ebe9e1bcaa770204c6cfea85a_elex_kwampirs_mafia_remcos
    • Size 1.7MB
    • SHA256 453971c356c7aa361421acbd67d8201f15fc30be31cac19a6f0be79b79a471c3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryxmrigminerpersistenceprivilege_escalationupx

    • Family: xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

      minerxmrig

    • XMRig Miner payload

      miner

    • Downloads MZ/PE file

    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

      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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

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

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks