General
- Target winrar-x64-722.exe
- Size 3.6MB
- Sample260626-hs4wlsat8n
- SHA256 d669f4e15e9b8fde6e6dcc47697fc5a38b77e1fd5c608cf6423e4eba8df62498
- MD5 27f75328184bbc2aa71ccc296ea23907
- SHA1 c66bf1fe570f97a72bb9643b49dcb09bd11ec725
- SHA512 f1b24f6691cfe676dad8745ccc97a36cd5c065883ba390c60c5140ee98c60d2a725ea60e1ce446ede5f193d8c03a1bd19ed4ec81c28f1d5cf6d257b33b7a4171
- SSDEEP 98304:j4BA/JpuKIK0CYI59nJ12lmcAO0woetaqv7:XDaCYI5b12Ec30ZetPz
- TLSH T1C406232EDB9414F6D03BD134C8634107EAB27C9E57B186CF23E626A65F237A09E36711
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
winrar-x64-722.exe
Resource
win10v2004-20260513-en
Malware Config
Targets
-
- Target winrar-x64-722.exe
- Size 3.6MB
- SHA256 d669f4e15e9b8fde6e6dcc47697fc5a38b77e1fd5c608cf6423e4eba8df62498
- MD5 27f75328184bbc2aa71ccc296ea23907
- SHA1 c66bf1fe570f97a72bb9643b49dcb09bd11ec725
- SHA512 f1b24f6691cfe676dad8745ccc97a36cd5c065883ba390c60c5140ee98c60d2a725ea60e1ce446ede5f193d8c03a1bd19ed4ec81c28f1d5cf6d257b33b7a4171
- SSDEEP 98304:j4BA/JpuKIK0CYI59nJ12lmcAO0woetaqv7:XDaCYI5b12Ec30ZetPz
- TLSH T1C406232EDB9414F6D03BD134C8634107EAB27C9E57B186CF23E626A65F237A09E36711
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Drops file in Drivers directory
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Sets service image path in registry
This determines the executable launched when a service starts. It can be used to establish persistence.
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
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
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
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.
-
Modifies WinLogon for persistence
-
Probable phishing domain
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
3AppInit DLLs
1Change Default File Association
1Component Object Model Hijacking
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
3AppInit DLLs
1Change Default File Association
1Component Object Model Hijacking
1Scheduled Task/Job
1Scheduled Task
1