remcos | 9be6cfe389156f08bbcb0c6f57a2513506a8f6fee1c064a9659a83405ac76dda

Analysis

max time kernel
149s
max time network
148s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
01/06/2026, 22:02

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General

Target
tmpic6ppzag.exe
Size 1.5MB
Sample260601-1x2k6af16w
SHA256 9be6cfe389156f08bbcb0c6f57a2513506a8f6fee1c064a9659a83405ac76dda
MD5 979c268bdce6401b7df38e70f2a7a31a
SHA1 fe0762ec0f8dbcf48959efebef0950e4349e5f94
SHA512 6e147d6b54344111e8ee175ab3ee1374734e89afddd846224ce75c85526ffa762ca1a4618e3d1f927dd276f3afe663d5b208278019004e72c670f7afa744a2c1
SSDEEP 24576:zaTg0wZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0FM:+Tg3ZOcuUL3xAx/8b2S7Z0+
TLSH
T1437523FA8E706892D5BD463205AF0F6D35F54FF77A14AC4311713D2A6F3A267A820A1C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

chinemerem discovery execution remcos persistence rat

Malware Config

Extracted

Family

remcos

Version

2.2.2 Pro

Botnet

chinemerem

remcoss.onmypc.org:3765

Attributes

audio_folder
audio
audio_path
%AppData%
audio_record_time
5
connect_delay
0
connect_interval
5
copy_file
remcos.exe
copy_folder
remcos
delete_file
false
hide_file
false
hide_keylog_file
true
install_flag
false
install_path
%AppData%
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
r-8ET8H0
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Executes dropped EXE 7 IoCs

pid	Process
5032	AboutSettingsHandlers.exe
2416	AboutSettingsHandlers.exe
5036	AboutSettingsHandlers.exe
2480	AboutSettingsHandlers.exe
1720	AboutSettingsHandlers.exe
3244	AboutSettingsHandlers.exe
3228	AboutSettingsHandlers.exe

AutoIT Executable 9 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral3/memory/3296-16-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/3296-19-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/3296-22-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/5036-36-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/5032-37-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/5032-39-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/5032-40-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/2480-56-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe
behavioral3/memory/2480-58-0x0000000000DE0000-0x0000000000F69000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3296 set thread context of 1492	3296	tmpic6ppzag.exe	82
PID 5032 set thread context of 2416	5032	AboutSettingsHandlers.exe	90
PID 2480 set thread context of 1720	2480	AboutSettingsHandlers.exe	95
PID 3244 set thread context of 3228	3244	AboutSettingsHandlers.exe	99

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpic6ppzag.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmpic6ppzag.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AboutSettingsHandlers.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AboutSettingsHandlers.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AboutSettingsHandlers.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AboutSettingsHandlers.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4040	schtasks.exe
688	schtasks.exe
3180	schtasks.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1492	tmpic6ppzag.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3296 wrote to memory of 1492	3296	tmpic6ppzag.exe	82
PID 3296 wrote to memory of 1492	3296	tmpic6ppzag.exe	82
PID 3296 wrote to memory of 4040	3296	tmpic6ppzag.exe	86
PID 5032 wrote to memory of 2416	5032	AboutSettingsHandlers.exe	90
PID 5032 wrote to memory of 2416	5032	AboutSettingsHandlers.exe	90
PID 5032 wrote to memory of 688	5032	AboutSettingsHandlers.exe	92
PID 2480 wrote to memory of 1720	2480	AboutSettingsHandlers.exe	95
PID 2480 wrote to memory of 1720	2480	AboutSettingsHandlers.exe	95
PID 2480 wrote to memory of 3180	2480	AboutSettingsHandlers.exe	96
PID 3244 wrote to memory of 3228	3244	AboutSettingsHandlers.exe	99
PID 3244 wrote to memory of 3228	3244	AboutSettingsHandlers.exe	99

C:\Users\Admin\AppData\Local\Temp\tmpic6ppzag.exe
"C:\Users\Admin\AppData\Local\Temp\tmpic6ppzag.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3296
- C:\Users\Admin\AppData\Local\Temp\tmpic6ppzag.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpic6ppzag.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1492
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn SystemSettingsAdminFlows /tr "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4040

C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
  "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe"
  2⤵
  - Executes dropped EXE
  PID:2416
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn SystemSettingsAdminFlows /tr "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:688

C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:5036

C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
  "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe"
  2⤵
  - Executes dropped EXE
  PID:1720
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\SysWOW64\schtasks.exe" /create /tn SystemSettingsAdminFlows /tr "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe" /sc minute /mo 1 /F
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3180

C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3244
- C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
  "C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe"
  2⤵
  - Executes dropped EXE
  PID:3228

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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AboutSettingsHandlers.exe

Path C:\Users\Admin\AppData\Roaming\UIMgrBroker\AboutSettingsHandlers.exe
Size 1.5MB
SHA256 d65323248bbb6a8ce544349d3ad2ec4167ffa5995568b6ebb57aa0aaf0bf6bec
MD5 9d04cdaec6295802f6079cb7749baf63
SHA1 0461bf201ee5f04347560d1bc8a9881bb712d7df
SHA512 e780e0de85e59f795281eddf6e72cad7ef5cf5bb0bcaf16ee01145f84e88c9e26eaea41e8df35bc7a7b9645e87a412b938e4b6ac81541f7324ca705bccd264d0
SSDEEP 24576:zaTg0wZ14X27uUL3VM0kd+rkhfMsjgkAj2JE06J5N0F+:+Tg3ZOcuUL3xAx/8b2S7Z04
TLSH
T1117523FA8E706892D5BD463205AF0F6D35F54FF77A14AC4311713D2A6F3A267A820A1C
MD5 SHA1 SHA512 SSDEEP TLSH

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logs.dat

Path C:\Users\Admin\AppData\Roaming\remcos\logs.dat
Size 79B
SHA256 81e0920ba6a892abffc3b53564ad0d9a169d61ca3c504d6130625cd07f5ace9f
MD5 d88942507a986e45f3be5c59e3d40c84
SHA1 c2d0c85f619429a9624d82eae3b44fe51b7d05be
SHA512 ff830435cd7b490be4b5baf5258ad5a928b8ae28ee656dd6bec5c7cc49073c041a2e5bbcbe7e5691f23e565dc14d442cac06695996391aa572313d1d8dd4237b
TLSH
T1FAA012869225AD50001024F0A04830C69005021031A6450A55014B0C8289111E780113
MD5 SHA1 SHA512 TLSH

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memory/1492-3-0x00000000000C0000-0x00000000000E0000-memory.dmp

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memory/1492-10-0x00000000000C0000-0x00000000000E0000-memory.dmp

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memory/1492-11-0x00000000000C0000-0x00000000000E0000-memory.dmp

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memory/1492-14-0x00000000000C0000-0x00000000000E0000-memory.dmp

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memory/2480-58-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/2480-56-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/3296-22-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/3296-19-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/3296-0-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/3296-16-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/3296-15-0x0000000000990000-0x0000000000993000-memory.dmp

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memory/3296-2-0x0000000001050000-0x0000000001051000-memory.dmp

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memory/3296-1-0x0000000000990000-0x0000000000993000-memory.dmp

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memory/5032-25-0x00000000008E0000-0x00000000008E3000-memory.dmp

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memory/5032-37-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/5032-39-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/5032-40-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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memory/5036-36-0x0000000000DE0000-0x0000000000F69000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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