remcos | bf42ad55deadc696f8334e74830fa436d3dd94a7babf200e82a37efc89db510b

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-11-2024 12:27

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General

Target

Intesa.Sanpaolo.Pagamento.pdf.exe
Size

1.2MB
MD5

c8bc49ed133c2b4040fb1b9aca585fd6
SHA1

f646a168db0c6cb3ee2949c2d0770a82dbef4b6d
SHA256

84d5e09f1dec559db8fe63f3f9f9d2fab52963d9aba8d0f590d266fb7da6b30d
SHA512

d8c4a9efbd31e45443d96b00dd9364100e69fd930a7b86f89da0c782a013521827be1fa59a587f6915f5e15bbba8c84a5fd9fa57de247a5b0ef4513683da1a20
SSDEEP

12288:kdchmgIbgIOgLo24WLXAgQRul9McfhyFGTa4/aCU23oOS9G6CAKYo:kdMggZgLo24aaR9cfhyFGaw6CAe

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

204.10.160.239:9682

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-6D4L9S
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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2572 created 3436	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	56

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\NextChannelSink.vbs	Intesa.Sanpaolo.Pagamento.pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2572 set thread context of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98

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	Intesa.Sanpaolo.Pagamento.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Intesa.Sanpaolo.Pagamento.pdf.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2572	Intesa.Sanpaolo.Pagamento.pdf.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2572	Intesa.Sanpaolo.Pagamento.pdf.exe
Token: SeDebugPrivilege	2572	Intesa.Sanpaolo.Pagamento.pdf.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98
PID 2572 wrote to memory of 3992	2572	Intesa.Sanpaolo.Pagamento.pdf.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3436
- C:\Users\Admin\AppData\Local\Temp\Intesa.Sanpaolo.Pagamento.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Intesa.Sanpaolo.Pagamento.pdf.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Drops startup file
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2572
- C:\Users\Admin\AppData\Local\Temp\Intesa.Sanpaolo.Pagamento.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Intesa.Sanpaolo.Pagamento.pdf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

memory/2572-0-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/2572-1-0x00000000001A0000-0x00000000002DA000-memory.dmp

Filesize
1.2MB

Download
memory/2572-2-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-3-0x0000000006050000-0x0000000006174000-memory.dmp

Filesize
1.1MB

Download
memory/2572-19-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-29-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-51-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-67-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-65-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-63-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-61-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-59-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-57-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-55-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-53-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-49-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-47-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-45-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-43-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-41-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-39-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-37-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-35-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-33-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-31-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-27-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-25-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-23-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-21-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-17-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-15-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-13-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-11-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-9-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-7-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-5-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-4-0x0000000006050000-0x000000000616F000-memory.dmp

Filesize
1.1MB

Download
memory/2572-1078-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-1080-0x00000000062A0000-0x00000000062EC000-memory.dmp

Filesize
304KB

Download
memory/2572-1079-0x0000000006200000-0x0000000006296000-memory.dmp

Filesize
600KB

Download
memory/2572-1083-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-1086-0x000000007522E000-0x000000007522F000-memory.dmp

Filesize
4KB

Download
memory/2572-1085-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-1087-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-1088-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/2572-1089-0x0000000006C00000-0x00000000071A4000-memory.dmp

Filesize
5.6MB

Download
memory/2572-1090-0x0000000006590000-0x00000000065E4000-memory.dmp

Filesize
336KB

Download
memory/2572-1099-0x0000000075220000-0x00000000759D0000-memory.dmp

Filesize
7.7MB

Download
memory/3992-1098-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3992-1105-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download