remcos | 2f0643ad28f12f80974d3fd6d0c71d9afcc770837fe50bd27eea398f7946ff92

General

Target

SC_TR126089907.exe
Size

1.1MB
MD5

d8f15666d25a32702106b56dfd962cd6
SHA1

b680052ba6f10f87595df8e6f06065546109c9e2
SHA256

b0724a50f077a8652bbe0972e059aadde07ea247057e239b8b28ed720a083ae8
SHA512

0bda9df65f34d05ff4448783bd0c747631621bdea98d716f3b3fb77f6b05784efd4aa67cf55e60e966375e2590df7bb30f4651865345f0995f50fcad31458f8b
SSDEEP

24576:e2xjcLCnYnIXrbmcfjyTinYxorzPMFZYXX+Wjj8GLgv:lZnYIXrbFm6YSzPwYXX+G4GL

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

yayabeloo.duckdns.org:6847

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-VPA6N9
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

Suspicious use of SetThreadContext 1 IoCs

Processes:

SC_TR126089907.exe

description	pid	Process	procid_target
PID 2268 set thread context of 4116	2268	SC_TR126089907.exe	96

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

Processes:

SC_TR126089907.exeSC_TR126089907.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SC_TR126089907.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SC_TR126089907.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

SC_TR126089907.exe

pid	Process
4116	SC_TR126089907.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

SC_TR126089907.exe

description	pid	Process	procid_target
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96
PID 2268 wrote to memory of 4116	2268	SC_TR126089907.exe	96

C:\Users\Admin\AppData\Local\Temp\SC_TR126089907.exe
"C:\Users\Admin\AppData\Local\Temp\SC_TR126089907.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2268
- C:\Users\Admin\AppData\Local\Temp\SC_TR126089907.exe
  "C:\Users\Admin\AppData\Local\Temp\SC_TR126089907.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
0dcd3d71e87425ffb80f19e8d622417c

SHA1
403c482337a35c4add21d336bf1a934cf6971c9a

SHA256
8e07c81191fbbbb60723de3349b1174843da514460de505f9fa7d03289df769a

SHA512
2fd7e5aee813b956744071992d880be011500ad0fd57a99fa804acb63df01ad3924a833fedf625c43d282f8d19f8ca8193673149dc4d516697bd0a0f9012bb8d

Download Submit
memory/2268-8-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2268-3-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/2268-1-0x00000000008E0000-0x00000000009FA000-memory.dmp

Filesize
1.1MB

Download
memory/2268-4-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/2268-5-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2268-6-0x00000000056E0000-0x000000000577C000-memory.dmp

Filesize
624KB

Download
memory/2268-7-0x00000000058A0000-0x00000000058B8000-memory.dmp

Filesize
96KB

Download
memory/2268-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/2268-9-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2268-10-0x00000000084A0000-0x0000000008562000-memory.dmp

Filesize
776KB

Download
memory/2268-21-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/2268-2-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/4116-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-49-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-58-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/4116-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads