remcos | 3dd143b2eb15445d1c7f68da8554af7a937567375286a8fc9c6e15d4e8fa81fe

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
22/09/2026, 22:52

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General

Target
2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
Size 644KB
Sample260922-2tpymazzgv
SHA256 3dd143b2eb15445d1c7f68da8554af7a937567375286a8fc9c6e15d4e8fa81fe
MD5 033370ec93a5323477b431dcf0f48395
SHA1 d66116f99d9b8b7edfb97593d0e0f40052d46b3e
SHA512 23b080a032e3872ea0401279b482c739c70e118b0342e59f991f149ca3f4502cc4789b11df7a3f1ace8f08d99e2174fbda7d39a5c1ab4ba1f48710ac9511bcc1
SSDEEP 12288:5IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:e5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T133E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03E70E9B2F276A16F3AB16
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

remotehost remcos persistence rat suricata

Malware Config

Extracted

Family

remcos

Version

7.3.1 Pro

Botnet

RemoteHost

8kbet.sh:8080
8kbet-t1.art:8080
8kbet1.red:8080
8kbettv.com:8080
krabiedu.co:8080
qako.me:8080
8kbet-com.in.net:8080
mylittleco.in:8080
bgcdfip.sa.com:8080
greencover.in:8080

Attributes

audio_folder
MicRecords
audio_path
ApplicationPath
audio_record_time
2
connect_delay
0
connect_interval
1
copy_file
Application.exe
copy_folder
winservice
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
ay391stx
mouse_option
false
mutex
Rmc-218IOS
screenshot_crypt
false
screenshot_flag
true
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
1
startup_value
take_screenshot_option
true
take_screenshot_time
5
take_screenshot_title
facebook;instagram;tiktok;chrome;coccoc

Signatures

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

Suricata alert: REMCOS RAT Malware Outbound C2 Communication 64 IoCs

Network activity triggered a Suricata alert

suricata remcos

flow	pid	Process
79	4216	Application.exe
79	4216	Application.exe
41	4216	Application.exe
41	4216	Application.exe
107	4216	Application.exe
107	4216	Application.exe
113	4216	Application.exe
113	4216	Application.exe
163	4216	Application.exe
163	4216	Application.exe
3	4216	Application.exe
3	4216	Application.exe
15	4216	Application.exe
15	4216	Application.exe
67	4216	Application.exe
67	4216	Application.exe
13	4216	Application.exe
13	4216	Application.exe
21	4216	Application.exe
21	4216	Application.exe
42	4216	Application.exe
42	4216	Application.exe
128	4216	Application.exe
128	4216	Application.exe
12	4216	Application.exe
12	4216	Application.exe
18	4216	Application.exe
18	4216	Application.exe
11	4216	Application.exe
11	4216	Application.exe
38	4216	Application.exe
38	4216	Application.exe
44	4216	Application.exe
44	4216	Application.exe
24	4216	Application.exe
24	4216	Application.exe
58	4216	Application.exe
58	4216	Application.exe
104	4216	Application.exe
104	4216	Application.exe
51	4216	Application.exe
51	4216	Application.exe
96	4216	Application.exe
96	4216	Application.exe
109	4216	Application.exe
109	4216	Application.exe
106	4216	Application.exe
106	4216	Application.exe
167	4216	Application.exe
167	4216	Application.exe
150	4216	Application.exe
150	4216	Application.exe
88	4216	Application.exe
88	4216	Application.exe
55	4216	Application.exe
55	4216	Application.exe
122	4216	Application.exe
122	4216	Application.exe
143	4216	Application.exe
143	4216	Application.exe
93	4216	Application.exe
93	4216	Application.exe
130	4216	Application.exe
130	4216	Application.exe

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 2 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c472-0.dat	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
behavioral2/memory/5420-7-0x0000000140000000-0x00000001400AF000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 2 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c472-0.dat	INDICATOR_SUSPICIOUS_Binary_References_Browsers
behavioral2/memory/5420-7-0x0000000140000000-0x00000001400AF000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Executes dropped EXE 1 IoCs

pid	Process
4216	Application.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-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-218IOS = "\"C:\\ProgramData\\winservice\\Application.exe\""	2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-218IOS = "\"C:\\ProgramData\\winservice\\Application.exe\""	2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4057491610-3392471755-192832105-1000\Software\Microsoft\Windows\CurrentVersion\Run\Rmc-218IOS = "\"C:\\ProgramData\\winservice\\Application.exe\""	Application.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-218IOS = "\"C:\\ProgramData\\winservice\\Application.exe\""	Application.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4216 set thread context of 5420	4216	Application.exe	93

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4216	Application.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	5804	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	5804	AUDIODG.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4216	Application.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4216	Application.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4216	Application.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 4216	2372	2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe	90
PID 4216 wrote to memory of 5420	4216	Application.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-22_033370ec93a5323477b431dcf0f48395_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2372
- C:\ProgramData\winservice\Application.exe
  "C:\ProgramData\winservice\Application.exe"
  2⤵
  - Suricata alert: REMCOS RAT Malware Outbound C2 Communication
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4216
- - C:\Windows\system32\svchost.exe
    "C:\Windows\system32\svchost.exe"
    3⤵
    PID:5420

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x000000000000048C 0x00000000000004BC
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5804

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

logs.dat

Path C:\ProgramData\ay391stx\logs.dat
Size 236B
SHA256 28f64237a4bb5fa6ee141b7f210753e5af98aadbf6cd18b4eaf6afc7d4b919a0
MD5 4bf92433b8b4954b018aef51dc7b0138
SHA1 abd50a810a81dec5d731bc6ffb91be11ef87b172
SHA512 6b58e4146c90c047e76ddacc873d51f9672f05f2831341501d4ed16ac7b2a95eb40b65f8e3eebac3e861c5ced974eeacb87f1bb89317bc720119ad24f12da239
TLSH
T1F3D0A74E3BD41CE6F5B7D34694B310219F35FA541039880C30D20B4C04B0D0971443A3
MD5 SHA1 SHA512 TLSH

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Application.exe

Path C:\ProgramData\winservice\Application.exe
Size 644KB
SHA256 3dd143b2eb15445d1c7f68da8554af7a937567375286a8fc9c6e15d4e8fa81fe
MD5 033370ec93a5323477b431dcf0f48395
SHA1 d66116f99d9b8b7edfb97593d0e0f40052d46b3e
SHA512 23b080a032e3872ea0401279b482c739c70e118b0342e59f991f149ca3f4502cc4789b11df7a3f1ace8f08d99e2174fbda7d39a5c1ab4ba1f48710ac9511bcc1
SSDEEP 12288:5IfxS5XkH4nOqwitNfuquCwgs69gy3V5v+BNyo3PoL5aDz:e5GXkH4nnwitNfuq9wgs3y3V5vgNyo3E
TLSH
T133E46D59A39402F8D0B7C135C982953BE7B2BC065571472F03E70E9B2F276A16F3AB16
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2372-1-0x0000000000890000-0x0000000000A5A000-memory.dmp

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memory/4216-6-0x0000000000780000-0x000000000094A000-memory.dmp

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memory/4216-37-0x0000000000780000-0x000000000094A000-memory.dmp

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memory/4216-64-0x0000000000780000-0x000000000094A000-memory.dmp

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memory/5420-7-0x0000000140000000-0x00000001400AF000-memory.dmp

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memory/5420-8-0x00000228A28A0000-0x00000228A2A6A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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