Analysis
- max time kernel
148s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
01/07/2024, 16:03
General
- Target Saddnotoem.exe
- Size 126KB
- Sample240701-the1aasbrm
- SHA256 43ed49ed79554bc575a7a4950af6c0b1cbe4cd296e594d05ded747f497c3b452
Malware Config
Extracted
-
remcos
-
RemoteHost
-
5.206.224.223:2404
-
audio_folder
MicRecords
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
registri.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-2PHO0S
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Schermate
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Suspicious use of SetThreadContext 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 14 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\Saddnotoem.exe"C:\Users\Admin\AppData\Local\Temp\Saddnotoem.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
-
C:\Windows\SYSTEM32\schtasks.exe"schtasks.exe" /Create /SC MINUTE /MO 10 /TN "TangentFrame" /TR "C:\Users\Admin\AppData\Roaming\TangentFrame\Saddnotoem.exe" /F2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3608,i,15140928051103392835,1612840580898364401,262144 --variations-seed-version --mojo-platform-channel-handle=4116 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
registri.dat
memory/1252-15-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmp
memory/1252-0-0x0000000000170000-0x0000000000194000-memory.dmp
memory/1252-2-0x00007FFCAD6B0000-0x00007FFCAE171000-memory.dmp
memory/1252-3-0x0000000000980000-0x000000000098A000-memory.dmp
memory/1252-1-0x00007FFCAD6B3000-0x00007FFCAD6B5000-memory.dmp
memory/2692-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-25-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-12-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-7-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-6-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-17-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-18-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-8-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-27-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-4-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-33-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-41-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-42-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-49-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-50-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-57-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2692-58-0x0000000000400000-0x0000000000482000-memory.dmp