Overview

overview

10

Static

static

1

cb-launcher.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    cb-launcher.exe
  • Size 2.6MB
  • Sample260804-bhy42sek4v
  • SHA256 17f4a3fdacc83fa3688ab9a896f8653a446e3b4b4ec1fdb68e722a9e1487f590
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remus_stealerdefense_evasiondiscoverypersistenceprivilege_escalationransomwarestealer

Malware Config

Targets

    • Target
      cb-launcher.exe
    • Size 2.6MB
    • SHA256 17f4a3fdacc83fa3688ab9a896f8653a446e3b4b4ec1fdb68e722a9e1487f590
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryremus_stealerpersistenceprivilege_escalationransomwarestealer

    • Detects Remus stealer

    • Family: Remus

      Remus is a stealer written in C++.

      stealerremus_stealer

    • Adds Run key to start application

      persistence

    • Contacts third-party web service commonly abused for C2

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

    • Downloads MZ/PE file

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • 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
    behavioral1

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

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Installer Packages

1
T1546.016

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

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

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks