Analysis
- max time kernel
148s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
16/10/2024, 01:17
General
- Target 183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe
- Size 482KB
- Sample241016-bnmcfazbln
- SHA256 183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8
Malware Config
Extracted
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remcos
-
HiddenHost
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204.10.160.167:63749
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hiddenhost.duckdns.org:6374
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chhidden.duckdns.org:2404
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
-
connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
-
hide_file
false
-
hide_keylog_file
true
-
install_flag
false
-
keylog_crypt
true
-
keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
rcbook
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mouse_option
false
-
mutex
Rmc-4XZH3C
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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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.
- Detected Nirsoft tools 10 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
- NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe"C:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exeC:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe /stext "C:\Users\Admin\AppData\Local\Temp\uockaa"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
-
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C:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exeC:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe /stext "C:\Users\Admin\AppData\Local\Temp\wihcbskdtx"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
-
-
C:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exeC:\Users\Admin\AppData\Local\Temp\183c9170d34b3c5e322d5a34d26aaab2bd4acd5338230c4454dc45b6a605bfb8.exe /stext "C:\Users\Admin\AppData\Local\Temp\gknvclvxpffne"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
uockaa
memory/524-15-0x0000000000400000-0x0000000000462000-memory.dmp
memory/524-3-0x0000000000400000-0x0000000000462000-memory.dmp
memory/524-25-0x0000000000400000-0x0000000000462000-memory.dmp
memory/524-24-0x0000000000400000-0x0000000000462000-memory.dmp
memory/524-14-0x0000000000400000-0x0000000000462000-memory.dmp
memory/812-7-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-11-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-10-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-8-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-21-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-5-0x0000000000400000-0x0000000000424000-memory.dmp
memory/812-16-0x0000000000430000-0x00000000004F9000-memory.dmp
memory/4340-33-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4340-39-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4340-35-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4340-30-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4340-34-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4732-1-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4732-27-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4732-4-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4732-9-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4732-12-0x0000000000400000-0x0000000000478000-memory.dmp