Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
11/04/2024, 07:11
General
- Target Payment Invoice.exe
- Size 910KB
- Sample240411-h1exfsed47
- SHA256 b162074bf62543007615d08db1dffa75022858944a0ecc5de5ed8d3be561e3da
Malware Config
Extracted
-
remcos
-
RemoteHost
-
bignight.net:3363
-
audio_folder
MicRecords
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audio_record_time
5
-
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
-
hide_file
false
-
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-1XSDBO
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
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take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 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 10 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 30 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HFqduGIsFotY.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HFqduGIsFotY" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6409.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"C:\Users\Admin\AppData\Local\Temp\Payment Invoice.exe"2⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
logs.dat
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_l3fv0frb.3va.ps1
tmp6409.tmp
memory/2408-7-0x0000000004EA0000-0x0000000004EA8000-memory.dmp
memory/2408-6-0x0000000005260000-0x0000000005278000-memory.dmp
memory/2408-41-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2408-8-0x0000000004FD0000-0x0000000004FDC000-memory.dmp
memory/2408-9-0x000000000BF80000-0x000000000C040000-memory.dmp
memory/2408-10-0x00000000077F0000-0x000000000788C000-memory.dmp
memory/2408-5-0x0000000004DD0000-0x0000000004DDA000-memory.dmp
memory/2408-4-0x0000000004BD0000-0x0000000004BE0000-memory.dmp
memory/2408-1-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2408-3-0x0000000004C20000-0x0000000004CB2000-memory.dmp
memory/2408-0-0x0000000000140000-0x000000000022A000-memory.dmp
memory/2408-2-0x0000000005290000-0x0000000005834000-memory.dmp
memory/2744-95-0x00000000074F0000-0x000000000750A000-memory.dmp
memory/2744-63-0x00000000726E0000-0x000000007272C000-memory.dmp
memory/2744-26-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/2744-90-0x0000000007220000-0x000000000722A000-memory.dmp
memory/2744-88-0x00000000077F0000-0x0000000007E6A000-memory.dmp
memory/2744-86-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/2744-105-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2744-22-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/2744-24-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/2744-85-0x0000000004AF0000-0x0000000004B00000-memory.dmp
memory/2744-57-0x0000000005E60000-0x0000000005E7E000-memory.dmp
memory/2744-60-0x0000000006E20000-0x0000000006E52000-memory.dmp
memory/2744-59-0x000000007F840000-0x000000007F850000-memory.dmp
memory/2744-58-0x0000000005E90000-0x0000000005EDC000-memory.dmp
memory/4520-96-0x00000000073A0000-0x00000000073A8000-memory.dmp
memory/4520-23-0x00000000056B0000-0x0000000005716000-memory.dmp
memory/4520-15-0x0000000002470000-0x00000000024A6000-memory.dmp
memory/4520-17-0x0000000005010000-0x0000000005638000-memory.dmp
memory/4520-18-0x00000000049D0000-0x00000000049E0000-memory.dmp
memory/4520-61-0x00000000726E0000-0x000000007272C000-memory.dmp
memory/4520-16-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/4520-73-0x0000000006EE0000-0x0000000006EFE000-memory.dmp
memory/4520-82-0x00000000049D0000-0x00000000049E0000-memory.dmp
memory/4520-84-0x0000000006F40000-0x0000000006FE3000-memory.dmp
memory/4520-21-0x0000000004EA0000-0x0000000004EC2000-memory.dmp
memory/4520-25-0x0000000005720000-0x0000000005786000-memory.dmp
memory/4520-101-0x0000000075040000-0x00000000757F0000-memory.dmp
memory/4520-62-0x000000007F7F0000-0x000000007F800000-memory.dmp
memory/4520-87-0x00000000049D0000-0x00000000049E0000-memory.dmp
memory/4520-38-0x0000000005790000-0x0000000005AE4000-memory.dmp
memory/4520-89-0x0000000007080000-0x000000000709A000-memory.dmp
memory/4520-19-0x00000000049D0000-0x00000000049E0000-memory.dmp
memory/4520-91-0x0000000007300000-0x0000000007396000-memory.dmp
memory/4520-92-0x0000000007280000-0x0000000007291000-memory.dmp
memory/4520-93-0x00000000072B0000-0x00000000072BE000-memory.dmp
memory/4520-94-0x00000000072C0000-0x00000000072D4000-memory.dmp
memory/4776-120-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-134-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-97-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-98-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-36-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-40-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-52-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-55-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-106-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-109-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-110-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-114-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-115-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-116-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-117-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-118-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-119-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-54-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-121-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-123-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-124-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-125-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-126-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-127-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-128-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-129-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-130-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-131-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-132-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-37-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-135-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-136-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-137-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-138-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-139-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-140-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-141-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-142-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-143-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-145-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-146-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-147-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-148-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-149-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-150-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-151-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-152-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-153-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-154-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-56-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-156-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-157-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-158-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-159-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-160-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-161-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-162-0x0000000000400000-0x0000000000482000-memory.dmp
memory/4776-163-0x0000000000400000-0x0000000000482000-memory.dmp