General
- Target ByteBreaker V1_83236836.exe
- Size 756KB
- Sample261104-2qfwjsdz2w
- SHA256 bd1f1619f850be8c84ae0acdd0bb7ff3d88b8cb5647877c078d7805d7a55582f
- MD5 280603b04aeadbb0d42f6043354923cd
- SHA1 932e7cce8f6cde321f2288ccaaeb8ae5d84ab26d
- SHA512 d533f6e2ab5e344135d300a418aa337a9282c5e59698838a9ce940cea92c76e82b10f238afe9464991923e5ca2fb3117794589c5b42b0ead2f0aeac23cedb16c
- SSDEEP 12288:+p0GRlotsaT7ndqumblBUWgWlNMO5+XCTeGYaofXw/H3lkB+r5owVWq3Kgndor4q:6lydJ2J4Y/CVb0n3mmp7w
- TLSH T1A9F48E36B6AC41F9D173E179C9960506F7F27846133196DB43A08AAA5F2B6F41F3F220
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
ByteBreaker V1_83236836.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
ByteBreaker V1_83236836.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Targets
-
- Target ByteBreaker V1_83236836.exe
- Size 756KB
- SHA256 bd1f1619f850be8c84ae0acdd0bb7ff3d88b8cb5647877c078d7805d7a55582f
- MD5 280603b04aeadbb0d42f6043354923cd
- SHA1 932e7cce8f6cde321f2288ccaaeb8ae5d84ab26d
- SHA512 d533f6e2ab5e344135d300a418aa337a9282c5e59698838a9ce940cea92c76e82b10f238afe9464991923e5ca2fb3117794589c5b42b0ead2f0aeac23cedb16c
- SSDEEP 12288:+p0GRlotsaT7ndqumblBUWgWlNMO5+XCTeGYaofXw/H3lkB+r5owVWq3Kgndor4q:6lydJ2J4Y/CVb0n3mmp7w
- TLSH T1A9F48E36B6AC41F9D173E179C9960506F7F27846133196DB43A08AAA5F2B6F41F3F220
- MD5 SHA1 SHA512 SSDEEP TLSH
Downloads MZ/PE file
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.
Executes dropped EXE
Loads dropped DLL
Writes a Windows system DLL name to a user directory
A module named after a system DLL outside System32 can be loaded instead of the real one by a program searching that directory.
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.
Checks whether UAC is enabled
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
Password Policy Discovery
Attempt to access detailed information about the password policy used within an enterprise network.
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Hijack Execution Flow
1DLL Search Order Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Hijack Execution Flow
1DLL Search Order Hijacking
1Defense Evasion
Hijack Execution Flow
1DLL Search Order Hijacking
1Masquerading
1Match Legitimate Name or Location
1Modify Registry
3Subvert Trust Controls
2Install Root Certificate
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Discovery
Network Share Discovery
1Password Policy Discovery
1Peripheral Device Discovery
1Query Registry
6System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1System Time Discovery
1