Analysis
- max time kernel
59s - max time network
63s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 20:43
Behavioral task
behavioral1
Sample
ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
13 signatures
60 seconds
Behavioral task
behavioral2
Sample
ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
12 signatures
60 seconds
General
- Target ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe
- Size 645KB
- Sample260930-zh2f6ss1b1
- SHA256 ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a
- MD5 fa2c4f856c0a69fe617d4d843e490a86
- SHA1 bc7f07eeb8863676a8e45f5d9dd163731cf39045
- SHA512 02052f78377dc6a3ea00b79cd363e5944d236c5b0ebbbaa9b78fb10eee41038cf9a93ae95a6d4e1bc1275f01b0d5001c926ffe675095c8539d5b82c09a2e545b
- SSDEEP 12288:lIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:65GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
- TLSH T12EE46D59A39402F8D0B7C135C982952BE7B2BC065571472F03D70E9B2F276A16F3EB16
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Extracted
Family
-
remcos
Version
-
7.3.1 Pro
Botnet
-
RemoteHost
Attributes
-
audio_folder
MicRecords
-
audio_path
%Temp%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
okvip.exe
-
copy_folder
okvip
-
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
okvip
-
mouse_option
false
-
mutex
RemcosFocus-CB87PM
-
screenshot_crypt
false
-
screenshot_flag
true
-
screenshot_folder
Screenshots
-
screenshot_path
%SystemDrive%
-
screenshot_time
5
- startup_value
-
take_screenshot_option
true
-
take_screenshot_time
5
-
take_screenshot_title
chrome;discord;facebook;telegram;whatsapp;youtube;instagram;tiktok;spotify;netflix;zoom;teams;slack;steam;vlc;coccoc
Signatures
- Suricata alert: REMCOS RAT Malware Outbound C2 Communication 64 IoCs
Network activity triggered a Suricata alert
flow pid Process 4 4752 okvip.exe 4 4752 okvip.exe 48 4752 okvip.exe 48 4752 okvip.exe 70 4752 okvip.exe 70 4752 okvip.exe 73 4752 okvip.exe 73 4752 okvip.exe 106 4752 okvip.exe 106 4752 okvip.exe 157 4752 okvip.exe 157 4752 okvip.exe 154 4752 okvip.exe 154 4752 okvip.exe 12 4752 okvip.exe 12 4752 okvip.exe 114 4752 okvip.exe 114 4752 okvip.exe 101 4752 okvip.exe 101 4752 okvip.exe 86 4752 okvip.exe 86 4752 okvip.exe 97 4752 okvip.exe 97 4752 okvip.exe 153 4752 okvip.exe 153 4752 okvip.exe 162 4752 okvip.exe 162 4752 okvip.exe 65 4752 okvip.exe 65 4752 okvip.exe 60 4752 okvip.exe 60 4752 okvip.exe 85 4752 okvip.exe 85 4752 okvip.exe 174 4752 okvip.exe 174 4752 okvip.exe 142 4752 okvip.exe 142 4752 okvip.exe 11 4752 okvip.exe 11 4752 okvip.exe 150 4752 okvip.exe 150 4752 okvip.exe 161 4752 okvip.exe 161 4752 okvip.exe 41 4752 okvip.exe 41 4752 okvip.exe 16 4752 okvip.exe 16 4752 okvip.exe 40 4752 okvip.exe 40 4752 okvip.exe 32 4752 okvip.exe 32 4752 okvip.exe 102 4752 okvip.exe 102 4752 okvip.exe 81 4752 okvip.exe 81 4752 okvip.exe 146 4752 okvip.exe 146 4752 okvip.exe 90 4752 okvip.exe 90 4752 okvip.exe 126 4752 okvip.exe 126 4752 okvip.exe 94 4752 okvip.exe 94 4752 okvip.exe - Adds policy Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe Key created \REGISTRY\MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ okvip.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" okvip.exe - Executes dropped EXE 1 IoCs
pid Process 4752 okvip.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe Set value (str) \REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" okvip.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" okvip.exe Set value (str) \REGISTRY\USER\S-1-5-21-461973139-3212354679-1508698038-1000\Software\Microsoft\Windows\CurrentVersion\Run\RemcosFocus-CB87PM = "\"C:\\ProgramData\\okvip\\okvip.exe\"" ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.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 okvip.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain okvip.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4752 okvip.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 1260 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 1260 AUDIODG.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4752 okvip.exe - Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4752 okvip.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4232 wrote to memory of 4752 4232 ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe"C:\Users\Admin\AppData\Local\Temp\ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a.exe"1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4232 -
C:\ProgramData\okvip\okvip.exe"C:\ProgramData\okvip\okvip.exe"2⤵
- Suricata alert: REMCOS RAT Malware Outbound C2 Communication
- Adds policy Run key to start application
- 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:4752
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004F0 0x00000000000004F41⤵
- Suspicious use of AdjustPrivilegeToken
PID:1260
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\okvip\okvip.exe
- Size 645KB
- SHA256 ffde383280815db6c8164120caf4417ac3c776078adcccd9706d9d68985acd1a
- MD5 fa2c4f856c0a69fe617d4d843e490a86
- SHA1 bc7f07eeb8863676a8e45f5d9dd163731cf39045
- SHA512 02052f78377dc6a3ea00b79cd363e5944d236c5b0ebbbaa9b78fb10eee41038cf9a93ae95a6d4e1bc1275f01b0d5001c926ffe675095c8539d5b82c09a2e545b
- SSDEEP 12288:lIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:65GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
- TLSH T12EE46D59A39402F8D0B7C135C982952BE7B2BC065571472F03D70E9B2F276A16F3EB16
- MD5 SHA1 SHA512 SSDEEP TLSH