remcos | 19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 17:48

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General

Target

19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe
Size

1.2MB
MD5

8216d1a525cbd4bf48f45fd75f79dd1d
SHA1

a192554f29c1feb0dd4696a0c2041ec940bd3998
SHA256

19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c
SHA512

6eaa478f400b74b5798736146e48a3f163cdfcccbe62773315154021d0ecf9f7aa0cfe88ab4cd453c19411f3b3e1b795e19bb150db1269933010a8c7a9e6073d
SSDEEP

24576:pSKpVG1p+14KdpcUT98BIlHf4uTTuZf7+UEobdK6vNGpaP5pWmiFO4NuR7X:h4o98BwHfhaBtRKgsaP54F3Nu

Score

10^/10

remcos new2709 discovery persistence rat

Malware Config

Extracted

Family

remcos

Botnet

new2709

nuevospa.con-ip.com:2709

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
loggsdsce
keylog_path
%AppData%
mouse_option
false
mutex
Rmc1214550111-8ILYZA
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
take_screenshot_option
false
take_screenshot_time
5

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3836 created 3444	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	56

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Xndmcgkyfgf = "C:\\Users\\Admin\\AppData\\Roaming\\Xndmcgkyfgf.exe"	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3836 set thread context of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87

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	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe
Token: SeDebugPrivilege	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4928	InstallUtil.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87
PID 3836 wrote to memory of 4928	3836	19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe	87

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3444
- C:\Users\Admin\AppData\Local\Temp\19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe
  "C:\Users\Admin\AppData\Local\Temp\19ea14e38a943624eabf353a145490954cd0b8cb7426e3100389426f348dcc8c.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3836
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Roaming\loggsdsce\logs.dat

Filesize
184B

MD5
86ceafeea1c503b29c10fefa37073d99

SHA1
146be5c5db2724dd2cc7b31f292e8c46cf065a66

SHA256
e7c95968774322038250d6398651b864cf8b5aea0958013c672a892d9e93d3fc

SHA512
270c17430529d563b455466b85551fd75a3a0ad0c995e030ea3140e8d8e4320decbf096c833ffc89348b3b45baebdc3ea0761bba7497db20cc2922ffd4d7ae5c

Download Submit
memory/3836-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/3836-1-0x0000000000EC0000-0x0000000000FF0000-memory.dmp

Filesize
1.2MB

Download
memory/3836-2-0x00000000059F0000-0x0000000005B0E000-memory.dmp

Filesize
1.1MB

Download
memory/3836-3-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-10-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-65-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-66-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-62-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-58-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-56-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-54-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-52-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-50-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-48-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-46-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-44-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-42-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-40-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-38-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-36-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-34-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-33-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-30-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-26-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-24-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-22-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-20-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-18-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-16-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-14-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-60-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-8-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-6-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-28-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-4-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-12-0x00000000059F0000-0x0000000005B07000-memory.dmp

Filesize
1.1MB

Download
memory/3836-1075-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1076-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1077-0x0000000005B20000-0x0000000005BB8000-memory.dmp

Filesize
608KB

Download
memory/3836-1078-0x0000000005BC0000-0x0000000005C0C000-memory.dmp

Filesize
304KB

Download
memory/3836-1082-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1083-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1084-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1085-0x0000000006700000-0x0000000006CA4000-memory.dmp

Filesize
5.6MB

Download
memory/3836-1088-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/3836-1086-0x0000000005E30000-0x0000000005E84000-memory.dmp

Filesize
336KB

Download
memory/3836-1097-0x0000000074D40000-0x00000000754F0000-memory.dmp

Filesize
7.7MB

Download
memory/4928-1092-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4928-1106-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download