remcos | 55d1362fb90c27e495b48a508cdaf89777d915f5c71ad65649692119a487e15b

Analysis

max time kernel
299s
max time network
300s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 00:01

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General

Target

Payment Swift CopyMT103.exe
Size

972KB
MD5

bed1442a4f50a01ca78baffd48313104
SHA1

4920449ae36ec9f4954a60291793639a7f53223e
SHA256

24777f80f39fba9da6a66bb0804bd3c3a510126f583eefb8918e24fa5fdeb69b
SHA512

1435099aad068a175b61b3e9333263656eea61ca5f541c836aa780b7b6072bc681db815638f354c2b0fa3e1411756c0c7038f55990ac8eeabb4b1d1a354c16f4
SSDEEP

12288:bnE1cUoV+I4MVKWb0GbmEI3PZbOrYQ3EFHOIj03GtW1wOejvgwb372hFeABqzgXB:bnEuRgoefMsEEFHOmSasSz8qaD

Score

10^/10

remcos 06wire2025 discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

06wire2025

teebro1800.dynamic-dns.net:2195

teewire.ydns.eu:2195

Attributes

audio_folder
MicRecords
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-E00CAV
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

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2032	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2488 set thread context of 2796	2488	Payment Swift CopyMT103.exe	34

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 4 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	Payment Swift CopyMT103.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	Payment Swift CopyMT103.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
2932	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2032	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2032	2488	Payment Swift CopyMT103.exe	30
PID 2488 wrote to memory of 2032	2488	Payment Swift CopyMT103.exe	30
PID 2488 wrote to memory of 2032	2488	Payment Swift CopyMT103.exe	30
PID 2488 wrote to memory of 2032	2488	Payment Swift CopyMT103.exe	30
PID 2488 wrote to memory of 2932	2488	Payment Swift CopyMT103.exe	32
PID 2488 wrote to memory of 2932	2488	Payment Swift CopyMT103.exe	32
PID 2488 wrote to memory of 2932	2488	Payment Swift CopyMT103.exe	32
PID 2488 wrote to memory of 2932	2488	Payment Swift CopyMT103.exe	32
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34
PID 2488 wrote to memory of 2796	2488	Payment Swift CopyMT103.exe	34

C:\Users\Admin\AppData\Local\Temp\Payment Swift CopyMT103.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Swift CopyMT103.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\AASHNosznogz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2032
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AASHNosznogz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDC99.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2932
- C:\Users\Admin\AppData\Local\Temp\Payment Swift CopyMT103.exe
  "C:\Users\Admin\AppData\Local\Temp\Payment Swift CopyMT103.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2796

Network

MITRE ATT&CK Enterprise v15

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

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\Temp\tmpDC99.tmp

Filesize
1KB

MD5
6970a01a1de6a5fa98d58a8eae340b5b

SHA1
264502c299b013794ae4ded2caa1d9b36d327d56

SHA256
7059e0bcc179ce491a8f4a3053e64b4091688b8cfa6502bcea70423d94ec5985

SHA512
f78369fbb4a2ae667632fe51cc70e7a75d477dc3fdb67b63a6ca73d82cc2469c723bda1934e243b953c551f376afa0849105931cb22d433a5e5a146b66269a20

Download Submit
memory/2488-0-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

Filesize
4KB

Download
memory/2488-1-0x0000000000B90000-0x0000000000C88000-memory.dmp

Filesize
992KB

Download
memory/2488-2-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-3-0x0000000000660000-0x000000000067C000-memory.dmp

Filesize
112KB

Download
memory/2488-4-0x0000000074B1E000-0x0000000074B1F000-memory.dmp

Filesize
4KB

Download
memory/2488-5-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-6-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2488-7-0x0000000005090000-0x0000000005150000-memory.dmp

Filesize
768KB

Download
memory/2488-36-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/2796-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-49-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-55-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2796-58-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download