Analysis
- max time kernel
5s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 15:37
Behavioral task
behavioral1
Sample
ilovetngan.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
ilovetngan.exe
Resource
win11ltsc2024-20260629-en
General
- Target ilovetngan.exe
- Size 3.1MB
- Sample260702-s2wlpsg121
- SHA256 49404a8044f0ee080b506cf801bdfb779330c2ca12408debb6f595ce77e0ef18
- MD5 93b6dbf62dc18e59862f59e4ef0bb44b
- SHA1 098207025640993fa5a6ab9d123ae622755603c0
- SHA512 b33db4c95f13d5be4893a3754a96c91e7b7db9809683223abb7b72cf64255c8c3894c6494ad6d0be17c82fd6047f81672148084b94eec4eeefb90a51cb23ffac
- SSDEEP 49152:XvjvE2H5aweBHPbl6T/yGaqA6/AOwLEuUhk/yVLoGdRtETHHB72eh2NT:XvTE2H5aweBHPbl6T/DaqA6/twath
- TLSH T151E55B1437F85F33E5BAE27395B0441667F0F82AB3A3EB1B2191677E1C53B4058426AB
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
quasar
-
1.4.1
-
tk666bet.net
-
tk666bet.net:22
-
tk666bet.net:80
-
tk666bet.net:8080
-
tk666bet.net:443
-
tk666bet.net:8443
-
tk666bet.net:23
-
c5d2d708-e66f-4351-b915-e068af7ab273
-
encryption_key
7DB184117F5356211726F6C83149373E39585AB4
-
install_name
svchost.exe
-
key_salt
bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
https://tk666bet.net
-
subdirectory
SubDir
Signatures
- Quasar payload 2 IoCs
resource yara_rule behavioral2/memory/5964-1-0x0000000000380000-0x00000000006A4000-memory.dmp family_quasar behavioral2/files/0x000e00000001c52b-14.dat family_quasar - Executes dropped EXE 2 IoCs
pid Process 2852 svchost.exe 1180 svchost.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2639994890-966400312-4246138405-1000\Software\Microsoft\Windows\CurrentVersion\Run\https://tk666bet.net = "\"C:\\Windows\\system32\\SubDir\\svchost.exe\"" ilovetngan.exe - Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\system32\SubDir\svchost.exe ilovetngan.exe File opened for modification C:\Windows\system32\SubDir\svchost.exe ilovetngan.exe File opened for modification C:\Windows\system32\SubDir ilovetngan.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3216 schtasks.exe 1764 schtasks.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 5964 ilovetngan.exe Token: SeDebugPrivilege 2852 svchost.exe Token: SeDebugPrivilege 1180 svchost.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5964 wrote to memory of 1764 5964 ilovetngan.exe 88 PID 5964 wrote to memory of 2852 5964 ilovetngan.exe 90 PID 2852 wrote to memory of 3216 2852 svchost.exe 92 - 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\ilovetngan.exe"C:\Users\Admin\AppData\Local\Temp\ilovetngan.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5964 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://tk666bet.net" /sc ONLOGON /tr "C:\Windows\system32\SubDir\svchost.exe" /rl HIGHEST /f2⤵
- Scheduled Task/Job: Scheduled Task
PID:1764
-
-
C:\Windows\system32\SubDir\svchost.exe"C:\Windows\system32\SubDir\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2852 -
C:\Windows\SYSTEM32\schtasks.exe"schtasks" /create /tn "https://tk666bet.net" /sc ONLOGON /tr "C:\Windows\system32\SubDir\svchost.exe" /rl HIGHEST /f3⤵
- Scheduled Task/Job: Scheduled Task
PID:3216
-
-
-
C:\Windows\system32\SubDir\svchost.exeC:\Windows\system32\SubDir\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1180
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:996
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C:\Windows\explorer.exeexplorer.exe /LOADSAVEDWINDOWS2⤵PID:1796
-
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca1⤵PID:2436
-
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:3660
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
- Size 607B
- SHA256 8a6035e61955a71f46f06b543ed8a8d6a0cee9d0d25c267426137b9bde2cfd2b
- MD5 b69a443316e9e52f73a0ac23304455f0
- SHA1 9708c3069a3f3cc87bedba6aa68436943a0d0182
- SHA512 4a6abaab0206c38103b354807e2b2e8b4a88cd9b18588bc9de0c58b5510a2de674f72fc05aea8801de1cc4f7bcf118829ccaf4f857a9c37f6d27388007d148d3
- TLSH T1C8F09753D3E25125E023023D88AA1BD27A32DA596AC7262B4640AA6C3E2B3002F494BC
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
- Size 599B
- SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
- MD5 658ab8c32d4cc5deb36ac5f63da4658b
- SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
- SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
- TLSH T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\System32\SubDir\svchost.exe
- Size 3.1MB
- SHA256 49404a8044f0ee080b506cf801bdfb779330c2ca12408debb6f595ce77e0ef18
- MD5 93b6dbf62dc18e59862f59e4ef0bb44b
- SHA1 098207025640993fa5a6ab9d123ae622755603c0
- SHA512 b33db4c95f13d5be4893a3754a96c91e7b7db9809683223abb7b72cf64255c8c3894c6494ad6d0be17c82fd6047f81672148084b94eec4eeefb90a51cb23ffac
- SSDEEP 49152:XvjvE2H5aweBHPbl6T/yGaqA6/AOwLEuUhk/yVLoGdRtETHHB72eh2NT:XvTE2H5aweBHPbl6T/DaqA6/twath
- TLSH T151E55B1437F85F33E5BAE27395B0441667F0F82AB3A3EB1B2191677E1C53B4058426AB
- MD5 SHA1 SHA512 SSDEEP TLSH