General
- Target Default-Dark-Mode-1.21.11-2026.4.0.zip
- Size 735KB
- Sample260621-trvr4ad13j
- SHA256 d310100ca1c681a120f58bf458e25b135d1f93a3f5f6ab58fcdd6b3b69006ed5
- MD5 be14d68b96f18a533102458e1b60d28b
- SHA1 fb44a18556bd2954b7ac566b677ed13b9b30f42b
- SHA512 16142d99f1795254085eca49a568348d231a6a6ed43d18554e50b6a7ed07e5f63af6f902e820e3b2bfc959f9a654fc7c480c16e911e7aa8f7769fadc940b8e04
- SSDEEP 12288:Q9ypSaU7cgY+p/G480im5rmZGzpGgAfAPecfMqLg+XRhfmVHNzjfzJQm/whwAW:sYK7IZ0I8E8ecfMqLg+XRhKzjfzJQm/l
- TLSH T12BF45B3DC7795600CA9F84B5C11F9293F4F68302A90694FF35343A92F7ABC505A21EBA
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
LICENSE.txt
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
LICENSE.txt
Resource
win11ltsc2024-20260617-en
Malware Config
Targets
-
- Target LICENSE.txt
- Size 20KB
- SHA256 9e502ba75fd0fd30cea5497b438a4bc12f07f02bc932a7a6041fd6a18b8f46a0
- MD5 5d4469701edbc9ee68ddc28a92aa7167
- SHA1 27db3025f577b8894ee97dbd9e68aed5fb856f76
- SHA512 7385e40f2c63b2a0505b6b32271044c6929c4e108a7151be2320d9ff877bfe61c48865d0f25a557db6cde08ceeac765e8778c1c9cc094f6879e69860200a865a
- SSDEEP 192:gucBNy7jv4I8yED0zIpg451UOyqSp1hqJCV5VfjST4nqxN5CtnNXvMTDvpFa2UyZ:AM7jp8yC0Yg4U/VHU4qxWtnN/Yp/
- TLSH T1DC920E6EB655137317C301B2AE9B54CB9627D02B3A5E4288385D805C2F6377843BB7AE
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Modifies WinLogon for persistence
-
UAC bypass
-
Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
-
Disables RegEdit via registry modification
-
Disables Task Manager via registry modification
-
Downloads MZ/PE file
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
3Active Setup
1Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
5Pre-OS Boot
1Bootkit
1Discovery
Browser Information Discovery
1Peripheral Device Discovery
2Query Registry
7System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1System Time Discovery
1