remcos | abd99983abd5219fcf44db9fe088a1801ab6df738f5a271f67c73d9b840c9695

Analysis

max time kernel
149s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
28/07/2026, 12:34

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General

Target
CONFIRMACION_DE_PAGO_TRANSACCION_COMPLETADA.js
Size 1.1MB
Sample260728-pr7dnswgnd
SHA256 abd99983abd5219fcf44db9fe088a1801ab6df738f5a271f67c73d9b840c9695
MD5 59c8d7342d47046f464ea27024e35730
SHA1 bfbefd85a23539087e840cd94b08f8b0ea5fb3a5
SHA512 8648abfb3d443e1bbea1b13916492bfe591dbf0aa20f325a2a7e4760157ab6f7e5c747af2892ab2c08f1fb663041b097572c21f1b229570da681defc4b87c5d1
SSDEEP 3072:/074CAquXyBiEvQtajoJPgyoilueQGyBVGmdnfcKkrdOSzyAbhTAYInxsx3qrDlB:K
TLSH
T1A445D53CCCA8817FC2B7D62DCACA8617F84E496B231DED0665D373D755261C2B8A211E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost collection discovery execution remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.2.6 Pro

Botnet

RemoteHost

glassgoldcoin.duckdns.org:443
greatmindsplay.duckdns.org:443

Attributes

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-MF1UMM
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Extracted

Family

remcos

Botnet

RemoteHost

glassgoldcoin.duckdns.org:443
greatmindsplay.duckdns.org:443

Attributes

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-MF1UMM
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: Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
7	2504	powershell.exe

Downloads MZ/PE file 1 IoCs

flow	pid	Process
7	2504	powershell.exe

Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs

persistence

Logon Script (Windows)

T1037.001

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Environment\UserInitMprLogonScript = "wscript.exe \"C:\\Users\\Admin\\AppData\\Local\\v2902\\v7074.js\""	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	svchost.exe
Key enumerated	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 5868	2504	powershell.exe	93

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

execution

Windows Command Shell

T1059.003

pid	Process
2496	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2504	powershell.exe
2504	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2504	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1552	conhost.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2952 wrote to memory of 1552	2952	wscript.exe	89
PID 1552 wrote to memory of 2496	1552	conhost.exe	90
PID 2496 wrote to memory of 5444	2496	cmd.exe	91
PID 2496 wrote to memory of 2504	2496	cmd.exe	92
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93
PID 2504 wrote to memory of 5868	2504	powershell.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key enumerated	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	svchost.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\CONFIRMACION_DE_PAGO_TRANSACCION_COMPLETADA.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" cmd.exe /c "echo iex($env:JP2YE6k7zj7CsQA)| powershell.exe -W H -noP -noni -"
  2⤵
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\System32\cmd.exe
    cmd.exe /c "echo iex($env:JP2YE6k7zj7CsQA)| powershell.exe -W H -noP -noni -"
    3⤵
    - Executes a command shell one-liner
    - Suspicious use of WriteProcessMemory
    PID:2496
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /S /D /c" echo iex($env:JP2YE6k7zj7CsQA)"
      4⤵
      PID:5444
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -W H -noP -noni -
      4⤵
      Badlisted process makes network request
      Downloads MZ/PE file
      Registers new Windows logon scripts automatically executed at logon.
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:2504
    - - C:\Windows\SysWow64\svchost.exe
        
        C:\Windows\SysWow64\svchost.exe
        5⤵
        Accesses Microsoft Outlook profiles
        System Location Discovery: System Language Discovery
        outlook_office_path
        
        PID:5868

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

Windows Command Shell

T1059.003

Persistence

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Privilege Escalation

Boot or Logon Initialization Scripts

T1037

Logon Script (Windows)

T1037.001

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2504-0-0x00007FFC1D85F000-0x00007FFC1D860000-memory.dmp

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memory/2504-3-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-4-0x00000175EACA0000-0x00000175EACC2000-memory.dmp

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memory/2504-5-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-6-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-7-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-8-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-9-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-10-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-11-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-12-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-13-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-14-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-16-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-15-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-18-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/2504-19-0x00000175EAC10000-0x00000175EAC20000-memory.dmp

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memory/2504-17-0x00000175EAD10000-0x00000175EAD6A000-memory.dmp

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memory/2504-30-0x00007FFC1D6D0000-0x00007FFC1E074000-memory.dmp

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memory/5868-28-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-38-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/5868-29-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-21-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

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memory/5868-20-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-31-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-34-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-33-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-32-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-35-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/5868-39-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/5868-27-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-40-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-41-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-42-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-44-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-43-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-45-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-46-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-47-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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memory/5868-48-0x0000000000C00000-0x0000000000C8D000-memory.dmp

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