remcos | 1ed6290b13212d260aeeed891a79f1136a2d0889d87b483fe297942766267f1c

Analysis

max time kernel
150s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 10:45

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General

Target
PS56356555555.js
Size 4.8MB
Sample260720-mts8qafs8j
SHA256 1ed6290b13212d260aeeed891a79f1136a2d0889d87b483fe297942766267f1c
MD5 ea0306b65185ab3f4d71c6e6dbb9437a
SHA1 fbf40ddae09cca05546604e7d684ab320ddc103a
SHA512 856f9e8565af720704741fa10df97e8d7d4480b5cf604d55c1dba685eb602ba325d66e9ab6d200f89701f60211ed639523b925c6bbab661b39183c47d66bdf2c
SSDEEP 24576:3U0e2/3WRIKv0tZ4BUT6mGp1cikoaSKElvXbrkikg3koCV4Er4vH+12z6m0vaDpM:PepIm/226m0KLjU
TLSH
T1E5362AB2728E0B0A448CBFA1A51E5A228F1FCD2466C3B1D4A3D74AD4625EC5F3155F3E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost discovery execution remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.2.6 Pro

Botnet

RemoteHost

107.173.47.142:80

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-RR3JSY
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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4904	powershell.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SystemUpdate_ps_SD96jeBln7ph_1784544355629.lnk	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1875162379-3804078649-638427191-1000\Software\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_SD96jeBln7ph_1784544355629 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_SD96jeBln7ph_1784544355629.ps1\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SystemUpdate_ps_SD96jeBln7ph_1784544355629 = "powershell.exe -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Temp\\ps_SD96jeBln7ph_1784544355629.ps1\""	wscript.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4904 set thread context of 4236	4904	powershell.exe	99

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

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	aspnet_compiler.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	wscript.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
4904	powershell.exe
4904	powershell.exe
3956	powershell.exe
3956	powershell.exe
3956	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe
4904	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4904	powershell.exe
Token: SeDebugPrivilege	3956	powershell.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3868 wrote to memory of 4904	3868	wscript.exe	89
PID 4904 wrote to memory of 968	4904	powershell.exe	94
PID 4904 wrote to memory of 1844	4904	powershell.exe	95
PID 4904 wrote to memory of 4592	4904	powershell.exe	96
PID 4904 wrote to memory of 3044	4904	powershell.exe	97
PID 4904 wrote to memory of 3096	4904	powershell.exe	98
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99
PID 4904 wrote to memory of 4236	4904	powershell.exe	99

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\PS56356555555.js
1⤵
- Drops startup file
- Adds Run key to start application
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3868
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell.exe -ExecutionPolicy Bypass -NoProfile -WindowStyle Hidden -NonInteractive -NoLogo -File "C:\Temp\ps_SD96jeBln7ph_1784544355629.ps1"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4904
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:968
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1844
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:4592
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3044
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3096
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4236

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3956

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

ps_SD96jeBln7ph_1784544355629.ps1

Path C:\Temp\ps_SD96jeBln7ph_1784544355629.ps1
Size 3.5MB
SHA256 f74bd2f64c36584b2b4d89c7e313f76bbf9a822a3a7c05e48b0d0e36a9d1800a
MD5 64d75257a78bc736a51007ee73538f14
SHA1 5b4c27c8e305be7363b097f9b2c00ef236d3849b
SHA512 dcf0c639ae2ecd1dc9f4b3a40733bef54a31316b50b52eeb63716fda30be9c538d8d5fa964ed7d379a8adc8eb85103a6e9c31794b9cf5ad280c50828604826df
SSDEEP 24576:j5Tnclryr0ZMC400LY+sL2q3sEQ2bUiSULTVVL2FewkH1asgFvObxw+zg688ekvQ:b
TLSH
T1580643DE901D0DAF6593970D1D5EBB8D838BEF039C54C2CD56B5B21606F6370EA82A8C
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

ModuleAnalysisCache

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
Size 67KB
SHA256 f5c0788f5d245aee0845d0c63135d5686dd7592383416c42f522e03739ea122a
MD5 a4c4fb8f0dd06eb2e75875dd6a87fe28
SHA1 3648e25b6ef1548bc1f4fcaa15a08c352a7cba5a
SHA512 9b5d18378f81ae6bd60bd5ead49ff373135ec5ba15e27f0e18602242e78742e76ca01f0b2d37977a510a20778b1d09da84f63de281b096b4fa3e1661b8bca8b9
SSDEEP 1536:zKLg0mYo2hOovpfKQVCYXflJdpHYWh4iUx9R40i71Yi9MQyPcMrxoV3CNBQkj2VG:zKLg0mYo2hOovpfKQVCYXflJd9YWqiUx
TLSH
T1C8636292E9204E75E1A66F3EF15622627C30394690F8113211DC25EFA987D930B1FBFE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3956-30-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-28-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-32-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-31-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-29-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-45-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-20-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-33-0x000002476EE00000-0x000002476EE48000-memory.dmp

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memory/3956-27-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-26-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-25-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-22-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-21-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/3956-19-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4236-47-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-46-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-61-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-60-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-59-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-58-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-57-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-56-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-55-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-54-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-53-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-52-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-51-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-35-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-36-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-37-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-38-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-50-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4236-49-0x0000000000400000-0x000000000048D000-memory.dmp

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memory/4904-9-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-7-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-5-0x000001552ACA0000-0x000001552ACC2000-memory.dmp

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memory/4904-43-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-2-0x00007FFD8B02F000-0x00007FFD8B030000-memory.dmp

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memory/4904-48-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-42-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-6-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-34-0x00000155126B0000-0x00000155126C4000-memory.dmp

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memory/4904-44-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-18-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-10-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-11-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-14-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-13-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-12-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-15-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-16-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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memory/4904-17-0x00007FFD8AEA0000-0x00007FFD8B844000-memory.dmp

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