Analysis
- max time kernel
299s - max time network
288s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
30/09/2026, 11:04
Static task
static1
Behavioral task
behavioral1
Sample
ID10793740.vbe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
ID10793740.vbe
Resource
win11ltsc2024-20260911-en
General
- Target ID10793740.vbe
- Size 187KB
- Sample260930-m6crhazthy
- SHA256 5c8f690e459743b93d4e1bf5e983a910987183e249f43953f9c69e68cf395a8b
- MD5 670a1b400870d9156acb6a4c42bd57d6
- SHA1 cac6521f9727ce8450f8e3e391a3d5051018b87e
- SHA512 006c5356d33c7b4afa9bd8f6eab491934aead3a08218a3add99b25bbc5999b393b3995fbdbc4e90df872c0811646a8ec24e95afa80ef85031666d4613a7b4305
- SSDEEP 3072:Pd6HfbzhfAemOEI/S6ene3rXaW1OAwghHJYW/AYOKdBMk/x2O9kE:P4fbzhdmOEvgqaVwgx6WoYjCax1D
- TLSH T1C0145C30EE3406694F47179EFCA51A62CABD8619462650F5FEDA030D60068ECE3FE76D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
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remcos
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RemoteHost
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102.220.161.52:2404
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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
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
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
-
mutex
Rmc-0OTQJD
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screenshot_crypt
false
-
screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
-
take_screenshot_option
false
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take_screenshot_time
5
Signatures
- Family: Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
- Badlisted process makes network request 2 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 8 2664 powershell.exe 10 2664 powershell.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000\Control Panel\International\Geo\Nation WScript.exe - Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook backgroundtaskhost.exe Key enumerated \REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook backgroundtaskhost.exe - Contacts third-party web service commonly abused for C2 1 TTPs 3 IoCs
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
flow ioc 7 drive.google.com 8 drive.google.com 50 drive.google.com - Enumerates connected drives 3 TTPs 2 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
ioc Process \??\F:\ powershell.exe \??\F:\ backgroundtaskhost.exe - Executes a VBScript file via the Windows Script Host. 1 TTPs 1 IoCs
pid Process 4564 WScript.exe - Suspicious use of NtCreateThreadExHideFromDebugger 1 TTPs 1 IoCs
pid Process 4676 backgroundtaskhost.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 TTPs 2 IoCs
pid Process 2664 powershell.exe 4676 backgroundtaskhost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4548 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language backgroundtaskhost.exe - Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2664 powershell.exe 2664 powershell.exe 2664 powershell.exe 2664 powershell.exe 2664 powershell.exe 2664 powershell.exe - Suspicious behavior: MapViewOfSection 1 TTPs 1 IoCs
pid Process 2664 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2664 powershell.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 4564 wrote to memory of 4548 4564 WScript.exe 87 PID 4548 wrote to memory of 4916 4548 cmd.exe 89 PID 4548 wrote to memory of 2664 4548 cmd.exe 90 PID 2664 wrote to memory of 700 2664 powershell.exe 111 PID 2664 wrote to memory of 4676 2664 powershell.exe 112 PID 2664 wrote to memory of 4676 2664 powershell.exe 112 PID 4676 wrote to memory of 3648 4676 backgroundtaskhost.exe 113 - outlook_office_path 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-681733028-2344970462-962213935-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook backgroundtaskhost.exe
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ID10793740.vbe"1⤵
- Checks computer location settings
- Executes a VBScript file via the Windows Script Host.
- Suspicious use of WriteProcessMemory
PID:4564 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /v:on /c echo ^%Preevaporated^% | !Pseudoprogrammernes! -2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:4548 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" echo %Preevaporated% "3⤵PID:4916
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\??\c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe"c:\windows\syswow64\WindowsPowerShell\v1.0\powershell.exe" -3⤵
- Badlisted process makes network request
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵PID:700
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C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"4⤵
- Accesses Microsoft Outlook profiles
- Enumerates connected drives
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
- outlook_office_path
PID:4676 -
C:\Windows\SysWOW64\backgroundtaskhost.exe"C:\Windows\SysWOW64\backgroundtaskhost.exe"5⤵PID:3648
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Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4xawtp2b.gde.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- TLSH T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
- MD5 SHA1 SHA512 TLSH