remcos | 3797d5082f3612a2493ce6430ed09a61922573f6871401f95b0d2e735a12ada1

Analysis

max time kernel
148s
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
30/09/2026, 09:11

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General

Target
remcos_a.exe
Size 645KB
Sample260930-k5yaps116l
SHA256 3797d5082f3612a2493ce6430ed09a61922573f6871401f95b0d2e735a12ada1
MD5 34e486e9bbc34d8084940d7694deb528
SHA1 b7e2acec6c1908f28c65214a9baf1409eb3788ff
SHA512 1efa579dbf517aaacbe008f6fc4d7729fbe01536c6e0b1ed1f53f39fdb295ef5824143f20c78781a259f5b3e65211aa0b130cf5f413a75372241bb6700e83283
SSDEEP 12288:vIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:w5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T1D3E46D59A39402F8D0B7C135C982952BE7B2BC065571472F03E70E9B2F276A16F3EB16
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery remcos rat

Malware Config

Signatures

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

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	remcos_a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	remcos_a.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4664	remcos_a.exe

C:\Users\Admin\AppData\Local\Temp\remcos_a.exe
"C:\Users\Admin\AppData\Local\Temp\remcos_a.exe"
1⤵
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of SetWindowsHookEx
PID:4664

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k GPSvcGroup
1⤵
PID:2640

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

logs.dat

Path C:\Users\Admin\AppData\Roaming\remcos\logs.dat
Size 144B
SHA256 59c3842d2ca916790dfef7479ddb015c1b36cc9bdf958fc19c9e528054366d79
MD5 192f68bf9b6df75c06de9809f8900acb
SHA1 00e90851d3cfdb4c7396aadff302a30fab8814a8
SHA512 f3d52f3f08295d0ef4f91b21cbf9d09b0546981641128737ce1aff182a6638cce7c8f92a7635d49432e0e49d66366d928be135fd92b9498d57006f493488fcba
TLSH
T1D1C0929677E1102A7976B2BA98B304363BB2FD66003EC80E21D1039D09F2A0851807EB
MD5 SHA1 SHA512 TLSH

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