General
- Target Atlas.exe
- Size 16.5MB
- Sample260511-xp6clact8m
- SHA256 aa6613b095648e905693c7a1532e98891b4c9c5849b7a90d4901f9c30eb69ec9
- MD5 f7bc32f0a1f3689ae74b024288b2621e
- SHA1 c13a65720505cc6107d749db3120f4291d80134d
- SHA512 89ee9e685c505b2d887374b655a36c5886101b0062042e4341db57825d4849de4c7107450ea6581ab3664ff1254e5001acfb7312f7d878c88ac9972e0535e012
- SSDEEP 393216:2I/1FqD6I9JhfhrnblRmRJXDg5fzMTnX:20zIrJrnbX5Y7
- TLSH T1A7072306F39586A9D476D13CC652A317EB72B8160322CBDB73DE59211FA71D04E3EB82
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
Atlas.exe
Resource
win10ltsc2021-20260130-en
Behavioral task
behavioral2
Sample
Atlas.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral3
Sample
Atlas.exe
Resource
win11-20260130-en
Malware Config
Targets
-
- Target Atlas.exe
- Size 16.5MB
- SHA256 aa6613b095648e905693c7a1532e98891b4c9c5849b7a90d4901f9c30eb69ec9
- MD5 f7bc32f0a1f3689ae74b024288b2621e
- SHA1 c13a65720505cc6107d749db3120f4291d80134d
- SHA512 89ee9e685c505b2d887374b655a36c5886101b0062042e4341db57825d4849de4c7107450ea6581ab3664ff1254e5001acfb7312f7d878c88ac9972e0535e012
- SSDEEP 393216:2I/1FqD6I9JhfhrnblRmRJXDg5fzMTnX:20zIrJrnbX5Y7
- TLSH T1A7072306F39586A9D476D13CC652A317EB72B8160322CBDB73DE59211FA71D04E3EB82
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies WinLogon for persistence
-
UAC bypass
-
Disables Task Manager via registry modification
-
Downloads MZ/PE file
-
Possible privilege escalation attempt
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Modifies file permissions
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1File and Directory Permissions Modification
1Impair Defenses
2Disable or Modify Tools
2Modify Registry
6Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1SIP and Trust Provider Hijacking
1