remcos | 8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 04:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe
Size

982KB
MD5

d46127b513eaa0e4e1e4d2ab89fe2b4a
SHA1

3478c45ea7e943ac5656186a13a5829256117232
SHA256

8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118
SHA512

2086d69e11d20dd489abed169722fe0b6b2e864d45e2356e703f8d593c0f992beada47a646043af361db59dc514623bbe87746a97e79a4130aa55dc7f9d47278
SSDEEP

24576:QMj4sXd+Zh5lLfwDpuRR7BYutqtoQsFC/Z+Y0yPPov:ssXd+hBYsxqoe0NE

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

192.210.150.26:8787

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-R1T905
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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe	Powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1216 set thread context of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2748	Powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Powershell.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2748	Powershell.exe
2748	Powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2748	Powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4624	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1216 wrote to memory of 2748	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	85
PID 1216 wrote to memory of 2748	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	85
PID 1216 wrote to memory of 2748	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	85
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87
PID 1216 wrote to memory of 4624	1216	8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe	87

C:\Users\Admin\AppData\Local\Temp\8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe
"C:\Users\Admin\AppData\Local\Temp\8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\Powershell.exe
  "Powershell.exe" -ExecutionPolicy Bypass -command Copy-Item 'C:\Users\Admin\AppData\Local\Temp\8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\.exe'
  2⤵
  - Drops startup file
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2748
- C:\Users\Admin\AppData\Local\Temp\8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe
  "C:\Users\Admin\AppData\Local\Temp\8c5312bbccde4babcfbcb4d079b6063cf023777affca10a479891833925d4118.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\remcos\logs.dat

Filesize
124B

MD5
d28702a2b312ff31f31381fa9ce2477c

SHA1
80632363cc3b6159cda241f44135fef99dbdf74a

SHA256
7e01e4476d409735b63206350e5133e15d68408e745b952d7a290a409b947dab

SHA512
efd47a9bea2d8e298f8fd78d8997f035bd1ee34d4a1fc120fb3206e8e1f60307fd74b3b29639f4e3eeaa839bee87834596d96bffb7d848ef04ba0a6f2c15c710

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cyes1i2o.zqf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1216-5-0x0000000004B20000-0x0000000004B2A000-memory.dmp

Filesize
40KB

Download
memory/1216-2-0x00000000050A0000-0x0000000005644000-memory.dmp

Filesize
5.6MB

Download
memory/1216-3-0x0000000004B90000-0x0000000004C22000-memory.dmp

Filesize
584KB

Download
memory/1216-4-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/1216-48-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/1216-6-0x0000000004DA0000-0x0000000004E4E000-memory.dmp

Filesize
696KB

Download
memory/1216-7-0x0000000004EF0000-0x0000000004F8C000-memory.dmp

Filesize
624KB

Download
memory/1216-28-0x0000000004B60000-0x0000000004B68000-memory.dmp

Filesize
32KB

Download
memory/1216-49-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/1216-1-0x0000000000010000-0x000000000010C000-memory.dmp

Filesize
1008KB

Download
memory/1216-0-0x000000007477E000-0x000000007477F000-memory.dmp

Filesize
4KB

Download
memory/2748-12-0x0000000005530000-0x0000000005552000-memory.dmp

Filesize
136KB

Download
memory/2748-27-0x0000000006840000-0x000000000688C000-memory.dmp

Filesize
304KB

Download
memory/2748-14-0x0000000005EC0000-0x0000000005F26000-memory.dmp

Filesize
408KB

Download
memory/2748-20-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/2748-13-0x0000000005E50000-0x0000000005EB6000-memory.dmp

Filesize
408KB

Download
memory/2748-25-0x0000000005F30000-0x0000000006284000-memory.dmp

Filesize
3.3MB

Download
memory/2748-26-0x0000000006570000-0x000000000658E000-memory.dmp

Filesize
120KB

Download
memory/2748-11-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/2748-38-0x0000000007540000-0x00000000075D6000-memory.dmp

Filesize
600KB

Download
memory/2748-39-0x0000000006A30000-0x0000000006A4A000-memory.dmp

Filesize
104KB

Download
memory/2748-40-0x0000000006A80000-0x0000000006AA2000-memory.dmp

Filesize
136KB

Download
memory/2748-9-0x00000000057B0000-0x0000000005DD8000-memory.dmp

Filesize
6.2MB

Download
memory/2748-10-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/2748-8-0x0000000002BB0000-0x0000000002BE6000-memory.dmp

Filesize
216KB

Download
memory/2748-44-0x0000000074770000-0x0000000074F20000-memory.dmp

Filesize
7.7MB

Download
memory/4624-62-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-50-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-55-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-60-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-67-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-68-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-79-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-82-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-83-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-85-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-86-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-87-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-89-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-90-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-92-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-93-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-94-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-96-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-97-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-98-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-100-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-101-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-103-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-104-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-105-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-106-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-108-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-109-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-111-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-112-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-113-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-115-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-116-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-117-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-119-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-120-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-122-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4624-123-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download