Analysis
- max time kernel
150s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
27/10/2026, 08:14
Static task
static1
Behavioral task
behavioral1
Sample
PO10272026.PDF.cmd.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
PO10272026.PDF.cmd.exe
Resource
win11ltsc2024-20260911-en
General
- Target PO10272026.PDF.cmd.exe
- Size 1.0MB
- Sample261027-j45sqada73
- SHA256 cd8c09de104bfd42f51d80b1699da8e4b1ce69aa06d7a5577c66cd44772e78b9
- MD5 911f5159229b7c578d3f36d34a5e2450
- SHA1 4fcd1bc74582da471ee2fc389ff1def1f61a2f13
- SHA512 e5bbeca1a41184f310036db254e6771216e8297e135509d6d94e318d701732e23cdc090446b7d97953c6aaf1c2f0c198a5ff90b6232025a7ad1c4a4c7a519a1e
- SSDEEP 24576:Ank/SATMN+/2dSzzpaR4k1pr7+Df6dfjBEmQj3i7/FHA:Ak3+8zVaR4k1xtdfjBEQR
- TLSH T1AE35F11822374B51E8BA1FF45EB1E1B55BB62C9A3135D2184EC62CDFB6A77407E04B23
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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remcos
-
7.2.5 Pro
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RemoteHost
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onboard.radiantfluxstudio.com:2404
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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
chromeview.exe
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copy_folder
GoogleDoc
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delete_file
false
-
hide_file
false
-
hide_keylog_file
false
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install_flag
true
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install_path
%AppData%
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keylog_crypt
false
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
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mouse_option
false
-
mutex
Rmc-4GJ0FD
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screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
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screenshot_path
%AppData%
-
screenshot_time
10
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take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Suricata alert: REMCOS RAT Malware Inbound C2 Communication 4 IoCs
Network activity triggered a Suricata alert
flow pid Process 9 4340 chromeview.exe 9 4340 chromeview.exe 9 4340 chromeview.exe 9 4340 chromeview.exe - Suricata alert: REMCOS RAT Malware Outbound C2 Communication 5 IoCs
Network activity triggered a Suricata alert
flow pid Process 9 4340 chromeview.exe 9 4340 chromeview.exe 9 4340 chromeview.exe 9 4340 chromeview.exe 9 4340 chromeview.exe - Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 3820 powershell.exe 3196 powershell.exe - Executes dropped EXE 3 IoCs
pid Process 2872 chromeview.exe 5096 chromeview.exe 4340 chromeview.exe - Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-4GJ0FD = "\"C:\\Users\\Admin\\AppData\\Roaming\\GoogleDoc\\chromeview.exe\"" chromeview.exe Set value (str) \REGISTRY\USER\S-1-5-21-1704430598-3087477806-3297458608-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-4GJ0FD = "\"C:\\Users\\Admin\\AppData\\Roaming\\GoogleDoc\\chromeview.exe\"" PO10272026.PDF.cmd.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-4GJ0FD = "\"C:\\Users\\Admin\\AppData\\Roaming\\GoogleDoc\\chromeview.exe\"" PO10272026.PDF.cmd.exe Set value (str) \REGISTRY\USER\S-1-5-21-1704430598-3087477806-3297458608-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-4GJ0FD = "\"C:\\Users\\Admin\\AppData\\Roaming\\GoogleDoc\\chromeview.exe\"" chromeview.exe - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 5168 set thread context of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 2872 set thread context of 4340 2872 chromeview.exe 100 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname chromeview.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain chromeview.exe - System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromeview.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PO10272026.PDF.cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PO10272026.PDF.cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language chromeview.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5168 PO10272026.PDF.cmd.exe 5168 PO10272026.PDF.cmd.exe 5168 PO10272026.PDF.cmd.exe 5168 PO10272026.PDF.cmd.exe 5168 PO10272026.PDF.cmd.exe 5168 PO10272026.PDF.cmd.exe 3820 powershell.exe 3820 powershell.exe 2872 chromeview.exe 2872 chromeview.exe 2872 chromeview.exe 2872 chromeview.exe 3196 powershell.exe 3196 powershell.exe - Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeDebugPrivilege 5168 PO10272026.PDF.cmd.exe Token: SeDebugPrivilege 3820 powershell.exe Token: SeIncreaseQuotaPrivilege 3820 powershell.exe Token: SeSecurityPrivilege 3820 powershell.exe Token: SeTakeOwnershipPrivilege 3820 powershell.exe Token: SeLoadDriverPrivilege 3820 powershell.exe Token: SeSystemProfilePrivilege 3820 powershell.exe Token: SeSystemtimePrivilege 3820 powershell.exe Token: SeProfSingleProcessPrivilege 3820 powershell.exe Token: SeIncBasePriorityPrivilege 3820 powershell.exe Token: SeCreatePagefilePrivilege 3820 powershell.exe Token: SeBackupPrivilege 3820 powershell.exe Token: SeRestorePrivilege 3820 powershell.exe Token: SeShutdownPrivilege 3820 powershell.exe Token: SeDebugPrivilege 3820 powershell.exe Token: SeSystemEnvironmentPrivilege 3820 powershell.exe Token: SeRemoteShutdownPrivilege 3820 powershell.exe Token: SeUndockPrivilege 3820 powershell.exe Token: SeManageVolumePrivilege 3820 powershell.exe Token: 33 3820 powershell.exe Token: 34 3820 powershell.exe Token: 35 3820 powershell.exe Token: 36 3820 powershell.exe Token: SeDebugPrivilege 2872 chromeview.exe Token: SeDebugPrivilege 3196 powershell.exe Token: SeIncreaseQuotaPrivilege 3196 powershell.exe Token: SeSecurityPrivilege 3196 powershell.exe Token: SeTakeOwnershipPrivilege 3196 powershell.exe Token: SeLoadDriverPrivilege 3196 powershell.exe Token: SeSystemProfilePrivilege 3196 powershell.exe Token: SeSystemtimePrivilege 3196 powershell.exe Token: SeProfSingleProcessPrivilege 3196 powershell.exe Token: SeIncBasePriorityPrivilege 3196 powershell.exe Token: SeCreatePagefilePrivilege 3196 powershell.exe Token: SeBackupPrivilege 3196 powershell.exe Token: SeRestorePrivilege 3196 powershell.exe Token: SeShutdownPrivilege 3196 powershell.exe Token: SeDebugPrivilege 3196 powershell.exe Token: SeSystemEnvironmentPrivilege 3196 powershell.exe Token: SeRemoteShutdownPrivilege 3196 powershell.exe Token: SeUndockPrivilege 3196 powershell.exe Token: SeManageVolumePrivilege 3196 powershell.exe Token: 33 3196 powershell.exe Token: 34 3196 powershell.exe Token: 35 3196 powershell.exe Token: 36 3196 powershell.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4340 chromeview.exe - Suspicious use of WriteProcessMemory 20 IoCs
description pid Process procid_target PID 5168 wrote to memory of 3820 5168 PO10272026.PDF.cmd.exe 90 PID 5168 wrote to memory of 3828 5168 PO10272026.PDF.cmd.exe 92 PID 5168 wrote to memory of 5652 5168 PO10272026.PDF.cmd.exe 93 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5168 wrote to memory of 5636 5168 PO10272026.PDF.cmd.exe 94 PID 5636 wrote to memory of 2872 5636 PO10272026.PDF.cmd.exe 95 PID 2872 wrote to memory of 3196 2872 chromeview.exe 97 PID 2872 wrote to memory of 5096 2872 chromeview.exe 99 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100 PID 2872 wrote to memory of 4340 2872 chromeview.exe 100
Processes
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C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5168 -
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\PO10272026.PDF.cmd.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3820
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C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"2⤵PID:3828
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C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"2⤵PID:5652
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C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"C:\Users\Admin\AppData\Local\Temp\PO10272026.PDF.cmd.exe"2⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5636 -
C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2872 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"4⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3196
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C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"4⤵
- Executes dropped EXE
PID:5096
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C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe"4⤵
- Suricata alert: REMCOS RAT Malware Inbound C2 Communication
- Suricata alert: REMCOS RAT Malware Outbound C2 Communication
- Executes dropped EXE
- Adds Run key to start application
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4340
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\remcos\logs.dat
- Size 102B
- SHA256 1acf87548c9e6f248db8fb184c7e38ccfb2b9c5586c43493da4973e34fe0e724
- MD5 ce7b91113f3796014921ddab7787bb0a
- SHA1 ec31704181f8ebc06ca1687ee0fc6fbd85d2b6c8
- SHA512 462ec4f03c4d91cc767487014ea2dd79b828405bdc8e537a55a844d02ba5273a8074d1f8993f906fa0950b056db04309ba2bef8e60a5a94045cdbabaef0a1a04
- TLSH T1A3B0125837D110077964E17B9CB700567970B950003D940D21D1034D1970605208475B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
- Size 21KB
- SHA256 267047eae19087281d8943641e03ad48e02d056e3d89068931bd0b28e713d1c7
- MD5 5f2a13ef2e4478babf89c4c1bb1bae63
- SHA1 7ff024e931e9e832236e46443bbc5dddb265ba82
- SHA512 55dd14d840d55f66a026ace92be4cd77aa9a9f7d4c843e368b28705008e741ed308b9d39fda14f81bdba9c8ddf9105997f3d11d36722ea21f37adc0600dcee35
- SSDEEP 384:NSEboT1iBGTGW14bV0zU/+5O0LhLCir2PslIAXr4B+hWcWzKwAvYbhNaPQWRtjZA:D0Z6G6WiJmU/+5Ou6iIAXrq+ifbhNaPO
- TLSH T13FA2B578213F6DC7D8D216B010D20AF7FBE4D489DAB65194AF2BDE2F4C90EB64A60524
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pmu5club.aek.psm1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\GoogleDoc\chromeview.exe
- Size 1.0MB
- SHA256 cd8c09de104bfd42f51d80b1699da8e4b1ce69aa06d7a5577c66cd44772e78b9
- MD5 911f5159229b7c578d3f36d34a5e2450
- SHA1 4fcd1bc74582da471ee2fc389ff1def1f61a2f13
- SHA512 e5bbeca1a41184f310036db254e6771216e8297e135509d6d94e318d701732e23cdc090446b7d97953c6aaf1c2f0c198a5ff90b6232025a7ad1c4a4c7a519a1e
- SSDEEP 24576:Ank/SATMN+/2dSzzpaR4k1pr7+Df6dfjBEmQj3i7/FHA:Ak3+8zVaR4k1xtdfjBEQR
- TLSH T1AE35F11822374B51E8BA1FF45EB1E1B55BB62C9A3135D2184EC62CDFB6A77407E04B23
- MD5 SHA1 SHA512 SSDEEP TLSH