Analysis
- max time kernel
149s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
30/12/2024, 00:49
General
- Target Iwfifvwzd4.exe
- Size 395KB
- Sample241230-a6n4baslel
- SHA256 84f6968bec673a61d9408dd7a9dc1bf38be61c947078887d27d09210792f5eee
Malware Config
Extracted
-
remcos
-
2.7.2 Pro
-
Lime
-
latua.nsupdate.info:7722
-
fanta.nsupdate.info:7722
-
coke.nsupdate.info:7722
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audio_folder
MicRecords
-
audio_path
%AppData%
-
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
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
renovatedds-E7QW6H
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
-
take_screenshot_title
wikipedia;solitaire;
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Remcos family
- Suspicious use of SetThreadContext 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Iwfifvwzd4.exe"C:\Users\Admin\AppData\Local\Temp\Iwfifvwzd4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Iwfifvwzd4.exe"C:\Users\Admin\AppData\Local\Temp\Iwfifvwzd4.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
memory/2024-12-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2024-23-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2024-16-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2024-20-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2024-15-0x0000000000400000-0x0000000000421000-memory.dmp
memory/3376-4-0x0000000004BA0000-0x0000000004BAA000-memory.dmp
memory/3376-7-0x0000000005EC0000-0x0000000005EF2000-memory.dmp
memory/3376-8-0x0000000005EF0000-0x0000000005F44000-memory.dmp
memory/3376-9-0x0000000005F80000-0x0000000005F9E000-memory.dmp
memory/3376-11-0x0000000005FF0000-0x000000000600C000-memory.dmp
memory/3376-6-0x0000000005E30000-0x0000000005EA6000-memory.dmp
memory/3376-5-0x00000000749C0000-0x0000000075170000-memory.dmp
memory/3376-0-0x00000000749CE000-0x00000000749CF000-memory.dmp
memory/3376-3-0x0000000004BC0000-0x0000000004C52000-memory.dmp
memory/3376-21-0x00000000749C0000-0x0000000075170000-memory.dmp
memory/3376-2-0x0000000005330000-0x00000000058D4000-memory.dmp
memory/3376-1-0x0000000000140000-0x00000000001A8000-memory.dmp