General
- Target 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
- Size 1.4MB
- Sample261113-ancybsdz7x
- SHA256 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
- MD5 5c67f284077181eb5bd934df6b3d4f16
- SHA1 a925b23ab7c17bea7107d23547922a343abe2f83
- SHA512 ef0aa52fe0bef83bc28309fe1d95237a3313e4664d66c5b584182e857309eff9c2b82c24322d0c43f4b3fe3dddd9273bbc1829e5bc4669111d0f70862999ffbe
- SSDEEP 24576:j/RtbHPROQVwih6dVWXM555EAT78vHmel4wt8u03lZ8NaLOYsMAbrJFi:j/DbekXMX8vHmel4IwlZ8IobrJQ
- TLSH T12C653317320C43B7D0AA1330E217C7D9CB684DE887B61251B19AB1AC5DF6DA132F7AD2
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2.msi
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2.msi
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
quasar
-
encryption_key
80C8E203FBDDF344A26ECDDB268773B8E86195A9
-
key_salt
5a23f8394640cb9e40658446a04c0bbae82dc93d0470e1b2a406a90fd2520382
-
reconnect_delay
3000
Targets
-
- Target 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
- Size 1.4MB
- SHA256 9ec3cecefe6abf353b8c6ba85dacd48afb8440c0855fb9060d7a5c6a832d6dc2
- MD5 5c67f284077181eb5bd934df6b3d4f16
- SHA1 a925b23ab7c17bea7107d23547922a343abe2f83
- SHA512 ef0aa52fe0bef83bc28309fe1d95237a3313e4664d66c5b584182e857309eff9c2b82c24322d0c43f4b3fe3dddd9273bbc1829e5bc4669111d0f70862999ffbe
- SSDEEP 24576:j/RtbHPROQVwih6dVWXM555EAT78vHmel4wt8u03lZ8NaLOYsMAbrJFi:j/DbekXMX8vHmel4IwlZ8IobrJQ
- TLSH T12C653317320C43B7D0AA1330E217C7D9CB684DE887B61251B19AB1AC5DF6DA132F7AD2
- MD5 SHA1 SHA512 SSDEEP TLSH
Detects DonutLoader
Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
Quasar payload
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
Executes dropped EXE
Adds Run key to start application
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Installer Packages
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Event Triggered Execution
1Installer Packages
1