remcos | 703ba31590e367b56c42e518749dbf00dbb3dc4d9612692b73eda60425fc8cbb

Analysis

max time kernel
299s
max time network
295s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
11/11/2026, 04:32

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General

Target
2.exe
Size 645KB
Sample261111-e6bkfaed32
SHA256 703ba31590e367b56c42e518749dbf00dbb3dc4d9612692b73eda60425fc8cbb
MD5 cedd53412842099d715c984672cfb028
SHA1 1dbe152410c71fad65f53ac8d5bdd9e2614fed1c
SHA512 7e1173f7b10022d5cc0c769918b90b7f1d5f96327af683b9148c4cf695551196765585aab725ec29b4e30dc460aa942f447f9b5481f544ff6573e0c224625e3c
SSDEEP 12288:TIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:U5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T1AEE46D59A39402F8D0B7C135C982953BE7B2BC065571472F03D70E9B2F276A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

au88 discovery remcos persistence rat suricata

Malware Config

Extracted

Family

remcos

Version

7.3.1 Pro

Botnet

au88

e390a.com:443
b52club.bio:443
member.betvice.co:443
nmk.yosusai.in:443
xx8.loans:443
bigslot855.vip:443
member.noboncos.co:443
digitalconsulting.techvmc.co.in:443
tga95.games:443
di.beckham.in:443
88clb.limited:443
8kbet.ae.org:443
whatsapp-group.dostbook.in:443
luck8vn.co.com:443
ko66.asia:443
bylucky8.com:443
lazyblog.cc:443

Attributes

audio_folder
au88
audio_path
ApplicationPath
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
App.exe
copy_folder
au88
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-6JM030
screenshot_crypt
false
screenshot_flag
true
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Suricata alert: REMCOS RAT Malware Outbound C2 Communication 58 IoCs

Network activity triggered a Suricata alert

suricata remcos

flow	pid	Process
17	4632	App.exe
17	4632	App.exe
16	4632	App.exe
16	4632	App.exe
28	4632	App.exe
28	4632	App.exe
7	4632	App.exe
7	4632	App.exe
29	4632	App.exe
29	4632	App.exe
23	4632	App.exe
23	4632	App.exe
2	4632	App.exe
2	4632	App.exe
9	4632	App.exe
9	4632	App.exe
4	4632	App.exe
4	4632	App.exe
27	4632	App.exe
27	4632	App.exe
30	4632	App.exe
30	4632	App.exe
20	4632	App.exe
20	4632	App.exe
25	4632	App.exe
25	4632	App.exe
21	4632	App.exe
21	4632	App.exe
14	4632	App.exe
14	4632	App.exe
8	4632	App.exe
8	4632	App.exe
26	4632	App.exe
26	4632	App.exe
22	4632	App.exe
22	4632	App.exe
10	4632	App.exe
10	4632	App.exe
12	4632	App.exe
12	4632	App.exe
13	4632	App.exe
13	4632	App.exe
11	4632	App.exe
11	4632	App.exe
5	4632	App.exe
5	4632	App.exe
3	4632	App.exe
3	4632	App.exe
15	4632	App.exe
15	4632	App.exe
19	4632	App.exe
19	4632	App.exe
6	4632	App.exe
6	4632	App.exe
24	4632	App.exe
24	4632	App.exe
18	4632	App.exe
18	4632	App.exe

Executes dropped EXE 1 IoCs

pid	Process
4632	App.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-53044966-3830981193-2402648431-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-6JM030 = "\"C:\\ProgramData\\au88\\App.exe\""	2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-6JM030 = "\"C:\\ProgramData\\au88\\App.exe\""	2.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-53044966-3830981193-2402648431-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-6JM030 = "\"C:\\ProgramData\\au88\\App.exe\""	App.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-6JM030 = "\"C:\\ProgramData\\au88\\App.exe\""	App.exe

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

System Information Discovery
T1082

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	App.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	App.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3180	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3180	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4632	App.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4632	App.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4632	App.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4824 wrote to memory of 4632	4824	2.exe	89

C:\Users\Admin\AppData\Local\Temp\2.exe
"C:\Users\Admin\AppData\Local\Temp\2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4824
- C:\ProgramData\au88\App.exe
  "C:\ProgramData\au88\App.exe"
  2⤵
  - Suricata alert: REMCOS RAT Malware Outbound C2 Communication
  - Executes dropped EXE
  - Adds Run key to start application
  - Reads the TCP/IP host and domain name from the registry
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4632

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x00000000000004F4 0x00000000000004F0
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3180

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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 Network Configuration Discovery

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

App.exe

Path C:\ProgramData\au88\App.exe
Size 645KB
SHA256 703ba31590e367b56c42e518749dbf00dbb3dc4d9612692b73eda60425fc8cbb
MD5 cedd53412842099d715c984672cfb028
SHA1 1dbe152410c71fad65f53ac8d5bdd9e2614fed1c
SHA512 7e1173f7b10022d5cc0c769918b90b7f1d5f96327af683b9148c4cf695551196765585aab725ec29b4e30dc460aa942f447f9b5481f544ff6573e0c224625e3c
SSDEEP 12288:TIfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:U5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T1AEE46D59A39402F8D0B7C135C982953BE7B2BC065571472F03D70E9B2F276A16F3AB26
MD5 SHA1 SHA512 SSDEEP TLSH

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logs.dat

Path C:\ProgramData\remcos\logs.dat
Size 208B
SHA256 20196c094d2c73ef58be92f49c28dd2866f671c7037a07f0a4ad2ef211b6712f
MD5 617f9a362dd25d4138397c0fcdf2a5dc
SHA1 8104c358a76edd0ac0c83db7f665e07629735eab
SHA512 3d2fd80413d93f4cf626d092c2faa4c832f599db54f5d0d3a156afa52272700b47fc161b1a63fc471b1f4e2c890ce38da2a7674fc9d26f760da399eabb830ee4
TLSH
T17ED0121937E1119B7A27D25B91B700253D35B5A11138885D15D2574C14FD506690074F
MD5 SHA1 SHA512 TLSH

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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