Analysis
- max time kernel
39s - max time network
42s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/10/2026, 14:37
Behavioral task
behavioral1
Sample
QH88_BYG.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
12 signatures
40 seconds
Behavioral task
behavioral2
Sample
QH88_BYG.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
11 signatures
40 seconds
General
- Target QH88_BYG.exe
- Size 644KB
- Sample261024-ry7n5avvez
- SHA256 98681eefa39298b8fdfd987954adf74b9bfe445eeaa5d6068a90c8fb8262c019
- MD5 f61e729c1cc5e82b93dc2db84be6351a
- SHA1 ce82e285c7ba1d22f1d346bb4633db6642b400e7
- SHA512 837cb962bd2c31ea34a6bba7811b69053421a04bb51d9f23d68ff6e0c5ab3174b29a08dfd5893d49770cf4a99fa88852947b35d31f18e5f47b672075ca233213
- SSDEEP 12288:5IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:e5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
- TLSH T133E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03E70E9B2F276A16F3AB16
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
remcos
Version
-
7.3.1 Pro
Botnet
-
RemoteHost
C2
-
qh88.casino:8080
-
www.qh88.casino:8080
-
backdoor.qh88.casino:8080
-
c2.qh88.casino:8080
-
malware.qh88.casino:8080
-
api.qh88.casino:8080
-
qh88.casino:443
-
www.qh88.casino:443
Attributes
-
audio_folder
MicRecords
-
audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
WinService.exe
-
copy_folder
Update
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
true
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-8Y06HH
-
screenshot_crypt
false
-
screenshot_flag
true
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
- startup_value
-
take_screenshot_option
true
-
take_screenshot_time
5
-
take_screenshot_title
facebook;discord;telegram
Signatures
- Suricata alert: REMCOS RAT Malware Outbound C2 Communication 64 IoCs
Network activity triggered a Suricata alert
flow pid Process 4 2932 WinService.exe 4 2932 WinService.exe 15 2932 WinService.exe 15 2932 WinService.exe 34 2932 WinService.exe 34 2932 WinService.exe 35 2932 WinService.exe 35 2932 WinService.exe 47 2932 WinService.exe 47 2932 WinService.exe 28 2932 WinService.exe 28 2932 WinService.exe 66 2932 WinService.exe 66 2932 WinService.exe 9 2932 WinService.exe 9 2932 WinService.exe 11 2932 WinService.exe 11 2932 WinService.exe 13 2932 WinService.exe 13 2932 WinService.exe 70 2932 WinService.exe 70 2932 WinService.exe 68 2932 WinService.exe 68 2932 WinService.exe 27 2932 WinService.exe 27 2932 WinService.exe 49 2932 WinService.exe 49 2932 WinService.exe 50 2932 WinService.exe 50 2932 WinService.exe 39 2932 WinService.exe 39 2932 WinService.exe 26 2932 WinService.exe 26 2932 WinService.exe 65 2932 WinService.exe 65 2932 WinService.exe 63 2932 WinService.exe 63 2932 WinService.exe 60 2932 WinService.exe 60 2932 WinService.exe 18 2932 WinService.exe 18 2932 WinService.exe 24 2932 WinService.exe 24 2932 WinService.exe 45 2932 WinService.exe 45 2932 WinService.exe 19 2932 WinService.exe 19 2932 WinService.exe 25 2932 WinService.exe 25 2932 WinService.exe 44 2932 WinService.exe 44 2932 WinService.exe 57 2932 WinService.exe 57 2932 WinService.exe 59 2932 WinService.exe 59 2932 WinService.exe 17 2932 WinService.exe 17 2932 WinService.exe 37 2932 WinService.exe 37 2932 WinService.exe 29 2932 WinService.exe 29 2932 WinService.exe 41 2932 WinService.exe 41 2932 WinService.exe - Executes dropped EXE 1 IoCs
pid Process 2932 WinService.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-8Y06HH = "\"C:\\ProgramData\\Update\\WinService.exe\"" QH88_BYG.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-8Y06HH = "\"C:\\ProgramData\\Update\\WinService.exe\"" QH88_BYG.exe Set value (str) \REGISTRY\USER\S-1-5-21-4154726816-2055034831-2297277433-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-8Y06HH = "\"C:\\ProgramData\\Update\\WinService.exe\"" WinService.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-8Y06HH = "\"C:\\ProgramData\\Update\\WinService.exe\"" WinService.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname WinService.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain WinService.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2932 WinService.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 1656 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1656 AUDIODG.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2932 WinService.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2932 WinService.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3260 wrote to memory of 2932 3260 QH88_BYG.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\QH88_BYG.exe"C:\Users\Admin\AppData\Local\Temp\QH88_BYG.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3260 -
C:\ProgramData\Update\WinService.exe"C:\ProgramData\Update\WinService.exe"2⤵
- Suricata alert: REMCOS RAT Malware Outbound C2 Communication
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2932
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004FC 0x00000000000004F01⤵
- Suspicious use of AdjustPrivilegeToken
PID:1656
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\Update\WinService.exe
- Size 644KB
- SHA256 98681eefa39298b8fdfd987954adf74b9bfe445eeaa5d6068a90c8fb8262c019
- MD5 f61e729c1cc5e82b93dc2db84be6351a
- SHA1 ce82e285c7ba1d22f1d346bb4633db6642b400e7
- SHA512 837cb962bd2c31ea34a6bba7811b69053421a04bb51d9f23d68ff6e0c5ab3174b29a08dfd5893d49770cf4a99fa88852947b35d31f18e5f47b672075ca233213
- SSDEEP 12288:5IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:e5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
- TLSH T133E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03E70E9B2F276A16F3AB16
- MD5 SHA1 SHA512 SSDEEP TLSH