remcos | 7123256ecff0daa41a49448c5fd399c35b02ea28bdf8f129c0ff4145a0a04a3c

Analysis

max time kernel
149s
max time network
142s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260617-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/06/2026, 15:16

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General

Target
电汇 23,480.25 美元.vbs
Size 425KB
Sample260622-snwpjsdx9j
SHA256 7123256ecff0daa41a49448c5fd399c35b02ea28bdf8f129c0ff4145a0a04a3c
MD5 eb3cd9eea1799cb4ddee9cc5ba89f58c
SHA1 2a5da97c42e28d1ce6ac8556af7b54b56d27371c
SHA512 a0a21dabf630ff9f67e3a68e5e5bbb6a529d8738c8ff2860d74a6069be5f661d9fd72d59e923f4ca3991cb9faf64d0d0c7e1ecc2f0bc8ba68c3f4e7beaa34ae4
SSDEEP 12288:9mfm9sh8u+OSJ8J8Cxh+VXQfAb70ZG9VFQDxXPyqhvwubfJ:cCQ8DTCZwuF
TLSH
T19594E838A9EA502B71B3EE55CAD4F797E95FB663370E5819109303CA4613943EDC223E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

client collection execution remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

7.2.5 Pro

Botnet

client

216.250.253.127:2404

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-6HXJEM
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

client

216.250.253.127:2404

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-6HXJEM
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
2	4468	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-1-5-21-3655380807-1096177077-1670381078-1000\Environment\UserInitMprLogonScript = "wscript.exe \"C:\\Users\\Admin\\AppData\\Local\\v742\\v1628.vbs\""	powershell.exe

Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-3655380807-1096177077-1670381078-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	ngen.exe
Key enumerated	\REGISTRY\USER\S-1-5-21-3655380807-1096177077-1670381078-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	ngen.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4468 set thread context of 4228	4468	powershell.exe	90

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4468	powershell.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4468	powershell.exe
4468	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4468	powershell.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 4908	1604	WScript.exe	88
PID 4908 wrote to memory of 4468	4908	conhost.exe	89
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90
PID 4468 wrote to memory of 4228	4468	powershell.exe	90

outlook_office_path 1 IoCs

description	ioc	Process
Key enumerated	\REGISTRY\USER\S-1-5-21-3655380807-1096177077-1670381078-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	ngen.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\电汇 23,480.25 美元.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Windows\System32\conhost.exe
  "C:\Windows\System32\conhost.exe" --headless powershell.exe -w h -NOp -nonI -Command "&([scriptblock]::Create($env:1icKRNL7pJkdd6))"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4908
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -w h -NOp -nonI -Command &([scriptblock]::Create($env:1icKRNL7pJkdd6))
    3⤵
    - Badlisted process makes network request
    - Registers new Windows logon scripts automatically executed at logon.
    - Suspicious use of SetThreadContext
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4468
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
      4⤵
      Accesses Microsoft Outlook profiles
      outlook_office_path
      PID:4228

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/4228-31-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/4228-35-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/4228-42-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-41-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-40-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-39-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-37-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-38-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-36-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-34-0x0000000010000000-0x00000000100F7000-memory.dmp

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memory/4228-24-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-30-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-28-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-29-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-17-0x00000000006D0000-0x00000000006D1000-memory.dmp

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memory/4228-19-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-16-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-25-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4228-26-0x0000000000630000-0x00000000006BD000-memory.dmp

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memory/4468-10-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-8-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-13-0x0000023A16A70000-0x0000023A16A80000-memory.dmp

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memory/4468-15-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-14-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-12-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-1-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-27-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-0-0x00007FFAFDADF000-0x00007FFAFDAE0000-memory.dmp

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memory/4468-9-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-11-0x0000023A2F360000-0x0000023A2F3BA000-memory.dmp

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memory/4468-7-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-6-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-5-0x00007FFAFD950000-0x00007FFAFE2F4000-memory.dmp

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memory/4468-4-0x0000023A169F0000-0x0000023A16A12000-memory.dmp

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