Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
- submitted
09/07/2024, 15:47
General
- Target 2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe
- Size 1.1MB
- Sample240709-s8dz8ssfpg
- SHA256 2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302
Malware Config
Extracted
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remcos
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RemoteHost
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103.186.116.90:70
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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
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install_flag
false
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keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-MMGS57
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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
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
- Nirsoft 3 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 30 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe"C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\qKrmxQ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qKrmxQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC582.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe"C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exeC:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe /stext "C:\Users\Admin\AppData\Local\Temp\ayucpzecldjsxfyycyuuyz"3⤵
- Suspicious behavior: EnumeratesProcesses
-
-
C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exeC:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe /stext "C:\Users\Admin\AppData\Local\Temp\kbzvqrpvzlbwhlmcljgobmwog"3⤵
- Accesses Microsoft Outlook accounts
-
-
C:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exeC:\Users\Admin\AppData\Local\Temp\2e8f25978abc50fec94b06de6a551953a21faeac624ef6983d6df036d239a302.exe /stext "C:\Users\Admin\AppData\Local\Temp\mvegrkaxnttjjrigcttplqqxgwph"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_r43bhfmd.vse.ps1
ayucpzecldjsxfyycyuuyz
tmpC582.tmp
memory/1932-81-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1932-78-0x0000000000400000-0x0000000000478000-memory.dmp
memory/1932-76-0x0000000000400000-0x0000000000478000-memory.dmp
memory/2732-82-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2732-83-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2732-84-0x0000000000400000-0x0000000000424000-memory.dmp
memory/4084-21-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-90-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4084-104-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-103-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-101-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-70-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-19-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-20-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-23-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-102-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-68-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-26-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-93-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4084-100-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-99-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-94-0x0000000010000000-0x0000000010019000-memory.dmp
memory/4084-95-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-98-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-97-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-96-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-43-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-46-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-45-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4084-48-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4320-77-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4320-80-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4320-79-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4704-7-0x0000000007190000-0x00000000071AA000-memory.dmp
memory/4704-1-0x0000000000C50000-0x0000000000D66000-memory.dmp
memory/4704-2-0x0000000005C00000-0x00000000061A4000-memory.dmp
memory/4704-27-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/4704-8-0x0000000005BE0000-0x0000000005BE8000-memory.dmp
memory/4704-10-0x0000000006A80000-0x0000000006B40000-memory.dmp
memory/4704-3-0x0000000005750000-0x00000000057E2000-memory.dmp
memory/4704-0-0x000000007520E000-0x000000007520F000-memory.dmp
memory/4704-9-0x00000000069B0000-0x00000000069BC000-memory.dmp
memory/4704-4-0x0000000005910000-0x000000000591A000-memory.dmp
memory/4704-5-0x0000000005A20000-0x0000000005ABC000-memory.dmp
memory/4704-6-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/5100-38-0x0000000005F40000-0x0000000005FA6000-memory.dmp
memory/5100-75-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/5100-72-0x0000000007B30000-0x0000000007B38000-memory.dmp
memory/5100-71-0x0000000007B50000-0x0000000007B6A000-memory.dmp
memory/5100-69-0x0000000007A50000-0x0000000007A64000-memory.dmp
memory/5100-67-0x0000000007A40000-0x0000000007A4E000-memory.dmp
memory/5100-66-0x0000000007A10000-0x0000000007A21000-memory.dmp
memory/5100-65-0x0000000007A90000-0x0000000007B26000-memory.dmp
memory/5100-64-0x0000000007880000-0x000000000788A000-memory.dmp
memory/5100-63-0x0000000007810000-0x000000000782A000-memory.dmp
memory/5100-62-0x0000000007E50000-0x00000000084CA000-memory.dmp
memory/5100-61-0x0000000007510000-0x00000000075B3000-memory.dmp
memory/5100-60-0x0000000006A20000-0x0000000006A3E000-memory.dmp
memory/5100-50-0x0000000075A90000-0x0000000075ADC000-memory.dmp
memory/5100-49-0x00000000074D0000-0x0000000007502000-memory.dmp
memory/5100-42-0x0000000006A80000-0x0000000006ACC000-memory.dmp
memory/5100-41-0x00000000064C0000-0x00000000064DE000-memory.dmp
memory/5100-40-0x0000000006020000-0x0000000006374000-memory.dmp
memory/5100-39-0x0000000005FB0000-0x0000000006016000-memory.dmp
memory/5100-33-0x0000000005DA0000-0x0000000005DC2000-memory.dmp
memory/5100-22-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/5100-18-0x0000000005740000-0x0000000005D68000-memory.dmp
memory/5100-16-0x0000000075200000-0x00000000759B0000-memory.dmp
memory/5100-15-0x0000000002B30000-0x0000000002B66000-memory.dmp