remcos | a6b304da706f65520019273d5f35dc9ede582febfe9e9a1d87c482eb46433256

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2025, 08:20

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General

Target

1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
Size

962KB
MD5

537a48917e6a989d2670d2e8c16d8ae6
SHA1

aed910a754a7a6142ba008be84519fce2e4048a7
SHA256

1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9
SHA512

cb7ea19a27e355cc923e88abf44a8e4e99f5505c2ffcb90c1a9d8a27bd4ab69eca197e33a26563df74edc38cd44a53bfd01f7bfe168b654bcf79f243a42febf4
SSDEEP

12288:JUWa+xLShYrHJhP669jTLA8qVyTsYYUfnEBiTguMu/duCnAAq982xklWinP7BTsx:Rx4YrLLRTLFmuB17wkXTJZZhj0Mn49

Score

10^/10

remcos v6 discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

107.173.4.16:2560

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-4RRCFB
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2992	powershell.exe
3064	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3948 set thread context of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109

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 5 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	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1968	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
3064	powershell.exe
3064	powershell.exe
2992	powershell.exe
2992	powershell.exe
3064	powershell.exe
2992	powershell.exe
3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
Token: SeDebugPrivilege	2992	powershell.exe
Token: SeDebugPrivilege	3064	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 2992	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	102
PID 3948 wrote to memory of 2992	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	102
PID 3948 wrote to memory of 2992	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	102
PID 3948 wrote to memory of 3064	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	104
PID 3948 wrote to memory of 3064	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	104
PID 3948 wrote to memory of 3064	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	104
PID 3948 wrote to memory of 1968	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	106
PID 3948 wrote to memory of 1968	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	106
PID 3948 wrote to memory of 1968	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	106
PID 3948 wrote to memory of 5760	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	108
PID 3948 wrote to memory of 5760	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	108
PID 3948 wrote to memory of 5760	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	108
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109
PID 3948 wrote to memory of 720	3948	1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe	109

C:\Users\Admin\AppData\Local\Temp\1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe
"C:\Users\Admin\AppData\Local\Temp\1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3948
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1be6fdb2df40e128e25bd4959ae3fa83c634ced9f51ab2994c209dcadc9adde9.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2992
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aXgtYaZz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3064
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aXgtYaZz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9683.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1968
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  PID:5760
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:720

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
a6fc102e5cea755c50e98090528278db

SHA1
e599a1257f6af52ccfcb17d2fb120bc38cf0a46c

SHA256
504c89a45a3351baa6f186a4d2c03db31508623ca1cbf5b6d3a9845ac42765c8

SHA512
8402eddd8496478042a4f72f6cd6b734109ace8475ea4055dcf9e544a4503dd7fa792d783b6fb6a8ac947b85159ef2036099110749242e3e9e19454bf8e5f2ef

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tkoc0x4h.m1k.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9683.tmp

Filesize
1KB

MD5
b18c0ba7a97343b852ef293f26b83073

SHA1
b43996b76ceac4e3d62a39396be3778b6b6fff35

SHA256
dd6ba3e82392dea987a80dee96330ea0b4a162419f9f6b74514579281ac9a5d2

SHA512
5c90e66715b9ae57d88d302ddeb7e017ad0387bd40564ecc23e733e700162c8d780c7f5481b80e04be2e75cb142dcc83ec610070ff53b6c851966d2db1572b81

Download Submit
memory/720-101-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-54-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-99-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-98-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-97-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-96-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-102-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-104-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-56-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-100-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-52-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-53-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-47-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-48-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-49-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-105-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/720-45-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2992-19-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/2992-57-0x0000000006E30000-0x0000000006E62000-memory.dmp

Filesize
200KB

Download
memory/2992-94-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/2992-21-0x0000000004D20000-0x0000000004D42000-memory.dmp

Filesize
136KB

Download
memory/2992-15-0x00000000023A0000-0x00000000023D6000-memory.dmp

Filesize
216KB

Download
memory/2992-23-0x0000000004EA0000-0x0000000004F06000-memory.dmp

Filesize
408KB

Download
memory/2992-22-0x0000000004DC0000-0x0000000004E26000-memory.dmp

Filesize
408KB

Download
memory/2992-86-0x0000000007230000-0x0000000007244000-memory.dmp

Filesize
80KB

Download
memory/2992-84-0x00000000071F0000-0x0000000007201000-memory.dmp

Filesize
68KB

Download
memory/2992-82-0x0000000007060000-0x000000000706A000-memory.dmp

Filesize
40KB

Download
memory/2992-18-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/2992-17-0x00000000051A0000-0x00000000057C8000-memory.dmp

Filesize
6.2MB

Download
memory/2992-16-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/2992-59-0x000000006FA20000-0x000000006FA6C000-memory.dmp

Filesize
304KB

Download
memory/2992-30-0x00000000057D0000-0x0000000005B24000-memory.dmp

Filesize
3.3MB

Download
memory/3064-80-0x0000000007CC0000-0x000000000833A000-memory.dmp

Filesize
6.5MB

Download
memory/3064-70-0x0000000006920000-0x000000000693E000-memory.dmp

Filesize
120KB

Download
memory/3064-79-0x0000000007580000-0x0000000007623000-memory.dmp

Filesize
652KB

Download
memory/3064-81-0x0000000007680000-0x000000000769A000-memory.dmp

Filesize
104KB

Download
memory/3064-58-0x000000006FA20000-0x000000006FA6C000-memory.dmp

Filesize
304KB

Download
memory/3064-95-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/3064-83-0x0000000007900000-0x0000000007996000-memory.dmp

Filesize
600KB

Download
memory/3064-44-0x0000000006350000-0x000000000636E000-memory.dmp

Filesize
120KB

Download
memory/3064-85-0x00000000078B0000-0x00000000078BE000-memory.dmp

Filesize
56KB

Download
memory/3064-20-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/3064-87-0x00000000079C0000-0x00000000079DA000-memory.dmp

Filesize
104KB

Download
memory/3064-88-0x00000000079A0000-0x00000000079A8000-memory.dmp

Filesize
32KB

Download
memory/3064-46-0x00000000068D0000-0x000000000691C000-memory.dmp

Filesize
304KB

Download
memory/3948-10-0x0000000009570000-0x0000000009634000-memory.dmp

Filesize
784KB

Download
memory/3948-51-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/3948-0-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/3948-9-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/3948-8-0x0000000074A3E000-0x0000000074A3F000-memory.dmp

Filesize
4KB

Download
memory/3948-7-0x0000000005C90000-0x0000000005CAE000-memory.dmp

Filesize
120KB

Download
memory/3948-6-0x0000000005A40000-0x0000000005ADC000-memory.dmp

Filesize
624KB

Download
memory/3948-5-0x0000000074A30000-0x00000000751E0000-memory.dmp

Filesize
7.7MB

Download
memory/3948-4-0x00000000057E0000-0x00000000057EA000-memory.dmp

Filesize
40KB

Download
memory/3948-3-0x0000000005800000-0x0000000005892000-memory.dmp

Filesize
584KB

Download
memory/3948-2-0x0000000005DB0000-0x0000000006354000-memory.dmp

Filesize
5.6MB

Download
memory/3948-1-0x0000000000E40000-0x0000000000F38000-memory.dmp

Filesize
992KB

Download