Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240412-en - resource tags
- submitted
17/04/2024, 14:25
General
- Target 1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe
- Size 865KB
- Sample240417-rrb9msdc51
- SHA256 1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292
Malware Config
Extracted
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remcos
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RemoteHost
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paygateme.net:2286
-
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
-
keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-WTDTSU
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screenshot_crypt
true
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screenshot_flag
true
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
1
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take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
- NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
- Nirsoft 7 IoCs
- 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).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 15 IoCs
- Suspicious behavior: MapViewOfSection 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 30 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe"C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.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\styUezLtZTNtz.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\styUezLtZTNtz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBF29.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe"C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.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\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exeC:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe /stext "C:\Users\Admin\AppData\Local\Temp\tnvq"3⤵
- Suspicious behavior: EnumeratesProcesses
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C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exeC:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe /stext "C:\Users\Admin\AppData\Local\Temp\vqbjvumc"3⤵
- Accesses Microsoft Outlook accounts
-
-
C:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exeC:\Users\Admin\AppData\Local\Temp\1c127eebd7d602e5dfd453c901c61d4f41304eaeee33d2aca87db7e08b0a6292.exe /stext "C:\Users\Admin\AppData\Local\Temp\fkgbomxvubg"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
__PSScriptPolicyTest_2ysykdrc.hdg.ps1
tmpBF29.tmp
tnvq
memory/1544-119-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1544-28-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-129-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-121-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-120-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-78-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-137-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-114-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-112-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-111-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1544-110-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1544-109-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1544-22-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-106-0x0000000010000000-0x0000000010019000-memory.dmp
memory/1544-138-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-77-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-79-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-130-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-24-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-146-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-80-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-82-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-30-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-34-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-147-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-29-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-44-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-45-0x0000000000400000-0x0000000000482000-memory.dmp
memory/1544-47-0x0000000000400000-0x0000000000482000-memory.dmp
memory/2148-99-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2148-101-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2148-92-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2148-102-0x0000000000400000-0x0000000000424000-memory.dmp
memory/2752-96-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2752-100-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2752-97-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2752-86-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2752-91-0x0000000000400000-0x0000000000462000-memory.dmp
memory/3324-84-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3324-104-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3324-90-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3324-87-0x0000000000400000-0x0000000000478000-memory.dmp
memory/3792-17-0x0000000004E70000-0x0000000005498000-memory.dmp
memory/3792-63-0x00000000060C0000-0x00000000060DE000-memory.dmp
memory/3792-72-0x0000000007170000-0x000000000718A000-memory.dmp
memory/3792-73-0x0000000007150000-0x0000000007158000-memory.dmp
memory/3792-76-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/3792-52-0x0000000071480000-0x00000000714CC000-memory.dmp
memory/3792-51-0x0000000006AC0000-0x0000000006AF2000-memory.dmp
memory/3792-50-0x000000007F1C0000-0x000000007F1D0000-memory.dmp
memory/3792-49-0x0000000005B40000-0x0000000005B8C000-memory.dmp
memory/3792-48-0x0000000005B10000-0x0000000005B2E000-memory.dmp
memory/3792-70-0x0000000007060000-0x000000000706E000-memory.dmp
memory/3792-69-0x0000000007030000-0x0000000007041000-memory.dmp
memory/3792-68-0x00000000070B0000-0x0000000007146000-memory.dmp
memory/3792-67-0x0000000006EA0000-0x0000000006EAA000-memory.dmp
memory/3792-66-0x0000000006E30000-0x0000000006E4A000-memory.dmp
memory/3792-65-0x0000000007470000-0x0000000007AEA000-memory.dmp
memory/3792-14-0x00000000021F0000-0x0000000002226000-memory.dmp
memory/3792-32-0x00000000055A0000-0x00000000058F4000-memory.dmp
memory/3792-59-0x0000000004830000-0x0000000004840000-memory.dmp
memory/3792-71-0x0000000007070000-0x0000000007084000-memory.dmp
memory/3792-26-0x0000000004D80000-0x0000000004DE6000-memory.dmp
memory/3792-25-0x0000000004B60000-0x0000000004BC6000-memory.dmp
memory/3792-64-0x0000000006B00000-0x0000000006BA3000-memory.dmp
memory/3792-23-0x0000000004A40000-0x0000000004A62000-memory.dmp
memory/3792-19-0x0000000004830000-0x0000000004840000-memory.dmp
memory/3792-18-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/3792-20-0x0000000004830000-0x0000000004840000-memory.dmp
memory/3948-7-0x0000000005570000-0x0000000005582000-memory.dmp
memory/3948-31-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/3948-15-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/3948-1-0x0000000074C90000-0x0000000075440000-memory.dmp
memory/3948-9-0x0000000006870000-0x0000000006930000-memory.dmp
memory/3948-8-0x0000000005740000-0x0000000005752000-memory.dmp
memory/3948-21-0x0000000005450000-0x0000000005460000-memory.dmp
memory/3948-6-0x0000000005590000-0x000000000562C000-memory.dmp
memory/3948-5-0x0000000005280000-0x000000000528A000-memory.dmp
memory/3948-4-0x0000000005450000-0x0000000005460000-memory.dmp
memory/3948-3-0x00000000052A0000-0x0000000005332000-memory.dmp
memory/3948-2-0x0000000005770000-0x0000000005D14000-memory.dmp
memory/3948-0-0x00000000007A0000-0x000000000087E000-memory.dmp