remcos | 3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f

General

Target

ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
Size

1.4MB
MD5

c19d596b1798a378a6b446b09490bac6
SHA1

6cc157be6a544aa581c876b0ae3da67007583272
SHA256

3309420da4cc8e91be71bd96a482fd2b544e2b1dd0d5a8e075b3cfe9bac1957f
SHA512

26955839b01e887b2c0ed9547f04767a27d322394d02c2e52ab71ed198124863acd6b4e0bb7e8aa541567cc174c164b2162c5afaf9e9efe76db643f3becd279e
SSDEEP

24576:wDVSydp4++i6NPXu+9Nj1WVSPKwf6CMMSA:wBZU++iFurniwfe4

Score

10^/10

remcos remotehost reff rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost Reff

C2

45.66.151.212:1960

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-62UVZC
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

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3604 set thread context of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
1412	powershell.exe
1412	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
Token: SeDebugPrivilege	1412	powershell.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4228	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 1412	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	87
PID 3604 wrote to memory of 1412	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	87
PID 3604 wrote to memory of 1412	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	87
PID 3604 wrote to memory of 884	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	89
PID 3604 wrote to memory of 884	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	89
PID 3604 wrote to memory of 884	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	89
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91
PID 3604 wrote to memory of 4228	3604	ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe	91

C:\Users\Admin\AppData\Local\Temp\ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
"C:\Users\Admin\AppData\Local\Temp\ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TXLBIQL.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1412
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TXLBIQL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8A9C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:884
- C:\Users\Admin\AppData\Local\Temp\ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe
  "C:\Users\Admin\AppData\Local\Temp\ATTACHEMENT___ PART SHIPMENT-FEDEX- cargo Arrival Notification Import Track No 283738293737 MR V FKUMAR.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:4228

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8A9C.tmp

Filesize
1KB

MD5
17237214f4cfe9f24d0483a2703d3c57

SHA1
b9a5f2e35d87713dc31b328632131c707312be28

SHA256
760314b2bb0322a08658cfd7bbb1ea0adee457c17012fa4315c84894cb9b0711

SHA512
f6b45468a7330b3cf74392afe4168d3967e67245c17d4d1a32f7c102e0829bb0345e50314954e454fcace1764d07ab6fb2afaf81381d6679aa46443c3349f3bc

Download Submit
memory/1412-150-0x0000000004B40000-0x0000000004B5E000-memory.dmp

Filesize
120KB

Download
memory/1412-143-0x0000000005030000-0x0000000005658000-memory.dmp

Filesize
6.2MB

Download
memory/1412-156-0x0000000006030000-0x000000000604A000-memory.dmp

Filesize
104KB

Download
memory/1412-155-0x0000000007E60000-0x00000000084DA000-memory.dmp

Filesize
6.5MB

Download
memory/1412-154-0x0000000005E10000-0x0000000005E2E000-memory.dmp

Filesize
120KB

Download
memory/1412-140-0x0000000002410000-0x0000000002446000-memory.dmp

Filesize
216KB

Download
memory/1412-146-0x0000000004E60000-0x0000000004E82000-memory.dmp

Filesize
136KB

Download
memory/1412-153-0x0000000071EF0000-0x0000000071F3C000-memory.dmp

Filesize
304KB

Download
memory/1412-152-0x0000000005E30000-0x0000000005E62000-memory.dmp

Filesize
200KB

Download
memory/1412-147-0x0000000004F00000-0x0000000004F66000-memory.dmp

Filesize
408KB

Download
memory/3604-133-0x0000000005F40000-0x00000000064E4000-memory.dmp

Filesize
5.6MB

Download
memory/3604-135-0x0000000005910000-0x000000000591A000-memory.dmp

Filesize
40KB

Download
memory/3604-132-0x0000000000E10000-0x0000000000F74000-memory.dmp

Filesize
1.4MB

Download
memory/3604-134-0x0000000005990000-0x0000000005A22000-memory.dmp

Filesize
584KB

Download
memory/3604-137-0x0000000009990000-0x00000000099F6000-memory.dmp

Filesize
408KB

Download
memory/3604-136-0x00000000096F0000-0x000000000978C000-memory.dmp

Filesize
624KB

Download
memory/4228-148-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4228-149-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4228-151-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4228-144-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4228-145-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads