Analysis
- max time kernel
150s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
20/10/2026, 12:55
General
- Target 2026-10-19_91b02f2215985ae08c15f2712b8bfe74_cobalt-strike_coinminer_elex_glassworm_hijackloader_iced.exe
- Size 5.3MB
- Sample261020-p5tpqsbf36
- SHA256 24902459acade2d7ea5b85bb110defa5b45e4459a30a36f5ef6cdaa53dc682b1
Malware Config
Extracted
-
quasar
-
1.4.1
-
Office04
-
38.240.49.194:4782
-
e91610cd-5b8c-4842-9f35-3462621ed2b9
-
encryption_key
C234496C7B0ABCD873BB6BB5A54288B6D340B6FF
-
install_name
Client.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Nat2 Client Startup
-
subdirectory
SubDir
Signatures
- Family: Quasar RAT
Quasar is an open source Remote Access Tool.
- Quasar payload 2 IoCs
- Detects Windows executables referencing non-Windows User-Agents 2 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 2 IoCs
- Detects executables containing artifacts associated with disabling Widnows Defender 2 IoCs
- Detects executables containing common artifacts observed in infostealers 2 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, crypt 2 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information steale 2 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 2 IoCs
- Executes dropped EXE 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-10-19_91b02f2215985ae08c15f2712b8bfe74_cobalt-strike_coinminer_elex_glassworm_hijackloader_iced.exe"C:\Users\Admin\AppData\Local\Temp\2026-10-19_91b02f2215985ae08c15f2712b8bfe74_cobalt-strike_coinminer_elex_glassworm_hijackloader_iced.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Nat2 Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "Nat2 Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
-
-
-
C:\Users\Admin\AppData\Roaming\SubDir\Client.exeC:\Users\Admin\AppData\Roaming\SubDir\Client.exe1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
quasar_restart_marker.txt
quasar_restart_marker.txt
Client.exe
memory/4988-9-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-11-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-6-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-7-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-8-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-25-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-10-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-5-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-12-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-13-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-14-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-15-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-4-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-2-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/4988-1-0x0000000000110000-0x0000000000664000-memory.dmp
memory/4988-0-0x00007FFD7C05F000-0x00007FFD7C060000-memory.dmp
memory/5776-20-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-22-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-23-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-21-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-24-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-26-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-27-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-29-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-28-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-30-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-32-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-31-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-33-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-17-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp
memory/5776-37-0x0000000003840000-0x0000000003890000-memory.dmp
memory/5776-38-0x000000001D770000-0x000000001D822000-memory.dmp
memory/5776-41-0x000000001D6F0000-0x000000001D702000-memory.dmp
memory/5776-42-0x000000001E1B0000-0x000000001E1EC000-memory.dmp
memory/5776-43-0x00007FFD7BED0000-0x00007FFD7C874000-memory.dmp