Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
04/06/2024, 15:25
General
- Target dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe
- Size 909KB
- Sample240604-stmntsca75
- SHA256 dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a
Malware Config
Extracted
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remcos
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KAYMASTER LOGS
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192.210.201.57:52499
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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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
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hide_file
false
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hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-AZKWGZ
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screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Nirsoft 7 IoCs
- Reads user/profile data of web browsers 2 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 4 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious behavior: MapViewOfSection 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 27 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe"C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe"C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exeC:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe /stext "C:\Users\Admin\AppData\Local\Temp\ofpstymmrnukuurbgffpoikftktpra"3⤵
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C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exeC:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe /stext "C:\Users\Admin\AppData\Local\Temp\ofpstymmrnukuurbgffpoikftktpra"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exeC:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe /stext "C:\Users\Admin\AppData\Local\Temp\zhuluqxgfvmpebffypriznewcqlyslndb"3⤵
- Accesses Microsoft Outlook accounts
-
-
C:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exeC:\Users\Admin\AppData\Local\Temp\dda1fa947466fe10367cab597941c144606d85b2d03efebee9acdb2c9b0e693a.exe /stext "C:\Users\Admin\AppData\Local\Temp\bbadu"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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-
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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 --mojo-platform-channel-handle=2384 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
ofpstymmrnukuurbgffpoikftktpra
memory/1808-56-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1808-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-97-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-96-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-88-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-89-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-80-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-73-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-10-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-11-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-13-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-72-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-15-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-16-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-64-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-63-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-61-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1808-59-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1808-60-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1808-81-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2748-35-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2748-32-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2748-28-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2748-41-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2748-37-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3800-31-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3800-38-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3800-39-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3800-36-0x0000000000400000-0x0000000000424000-memory.dmp
memory/3800-42-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4352-54-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4352-43-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4352-40-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4352-33-0x0000000000400000-0x0000000000478000-memory.dmp
memory/4352-27-0x0000000000400000-0x0000000000478000-memory.dmp
memory/5112-6-0x0000000005300000-0x0000000005318000-memory.dmp
memory/5112-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp
memory/5112-1-0x0000000000320000-0x000000000040A000-memory.dmp
memory/5112-14-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/5112-9-0x00000000093D0000-0x000000000946C000-memory.dmp
memory/5112-3-0x0000000004E10000-0x0000000004EA2000-memory.dmp
memory/5112-8-0x0000000006CD0000-0x0000000006D90000-memory.dmp
memory/5112-7-0x0000000006820000-0x0000000006830000-memory.dmp
memory/5112-2-0x0000000005320000-0x00000000058C4000-memory.dmp
memory/5112-5-0x0000000004EB0000-0x0000000004EBA000-memory.dmp
memory/5112-4-0x0000000074CB0000-0x0000000075460000-memory.dmp