General
- Target LumiChess.7z
- Size 34.1MB
- Sample261027-elhs1scf53
- SHA256 95eca3e41de0cb4dcf5d335afb8598dbc53fac68412c94dbc746831a99c3a91f
- MD5 4e9bc2e90eb6ab91846ea44992130733
- SHA1 fed0fc29489d015eff30a7e16f659caa9ba9aed3
- SHA512 2769c451f1995ffcbb189ebfa913ff9f858bb7836fef39d11899373aa26fe5cf48c2e8f98d3c3f57a0c7e539a88ea79374886a9a2ddbcb139ababe3be24d82f6
- SSDEEP 786432:lixHipcimMOfW6KN7KwkwRpzrRCaRJ/3Tlt06GinBQL22h1g:ligbR6CrpzrY0pTfGinBT27g
- TLSH T1D87733AC033A653F52F40A00D294DD05E87B6D1BB4E09785F71723A5AC2BB7D68FD6A0
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
LumiChess.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
LumiChess.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target LumiChess.exe
- Size 37.0MB
- SHA256 fcc387d3c78259bfae5a3173e0edca9dd3f1e4516a75e02eca10ce50537f2bc4
- MD5 517cd0b03f55e68f00a7af0e1885f101
- SHA1 ef4b12982ed4794ffe306c14e3375854196a6b74
- SHA512 714131f71849e99b9d1937c543b36cdd4555e1e7f78c73393ef953ad0d6c3e420c50a668620d15b46bb4fb7d433c03c8d8b3d111a5872de3024ca0c6bd771d0a
- SSDEEP 786432:MG+g+kYQ2s41JoweW8xA/XMb8bJcxVP1U37u48M3bR9Co1J5xHENsqAJMhXaLuxW:fpd4MWeA/cQcCrx8YRAoSyqAihyuJyf
- TLSH T1018733456AA1442DD89DA17CDCE2D8136B92A4EB53BD80D3E7AC0AC319234D1FF753B2
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Grants admin privileges
Uses net.exe to modify the user's privileges.
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
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.
-
Loads dropped DLL
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Creates a new local user account
Uses net.exe to create a new local user account, often for persistence or a backdoor account.
-
Sets desktop wallpaper using registry
MITRE ATT&CK Enterprise v16
Persistence
Account Manipulation
1Boot or Logon Autostart Execution
1Active Setup
1Create Account
1Local Account
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
1Active Setup
1Event Triggered Execution
1Component Object Model Hijacking
1