remcos | 0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051

General

Target

0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe
Size

521KB
MD5

e03769d25fb4f047892dc577af8cb189
SHA1

081686667c5fe822ba5c5aa0aa4b700b9554154c
SHA256

0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051
SHA512

27617e449837285f2d7ac14c51bc33ca7f5dbbf878f34b7f8ed23d16306a4341a2e63cdf8f677044005093aaca32cc3f835d6cdb8125d2db83dad2085db864ef

Score

10^/10

remcos xxxxxxxxxxx persistence rat

Malware Config

Extracted

Family

remcos

Version

2.7.0 Light

Botnet

xxxxxxxxxxx

C2

perrymason.ac.ug:6969

jkhxcvklsdflujkjhgdfuyter.ru:6969

Attributes

audio_folder
MicRecords
audio_path
%AppData%
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
install_path
%AppData%
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
keylog_path
%AppData%
mouse_option
false
mutex
cvxdsaxzcas-N6K9PL
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
take_screenshot_title
wikipedia;solitaire;

Signatures

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\Xzsb = "C:\\Users\\Admin\\AppData\\Local\\Xzsb.url"	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe

Modifies registry key 1 TTPs 3 IoCs

Modify Registry
T1112

Processes:

reg.exereg.exereg.exe

pid process

1944 reg.exe
1752 reg.exe
2096 reg.exe

pid	process
1944	reg.exe
1752	reg.exe
2096	reg.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 4 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

description	flow	ioc
HTTP User-Agent header	4	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe

description	pid	process	target process
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe
PID 916 wrote to memory of 1228	916	0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe	Notepad.exe

C:\Users\Admin\AppData\Local\Temp\0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe
"C:\Users\Admin\AppData\Local\Temp\0827a7dae402e11610503a39435417f571b9392e3d024d9ccb09a024e3657051.exe"
1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:916

C:\Windows\SysWOW64\Notepad.exe
"C:\Windows\System32\Notepad.exe"
2⤵
PID:1228

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Public\Natso.bat
3⤵
PID:1876

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
4⤵
- Modifies registry key
PID:1944

C:\Windows\SysWOW64\reg.exe
reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\x.bat reg delete hkcu\Environment /v windir /f && REM "
4⤵
- Modifies registry key
PID:1752

C:\Windows\SysWOW64\schtasks.exe
schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
4⤵
PID:2080

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
4⤵
- Modifies registry key
PID:2096

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Public\Natso.bat
3⤵
PID:2128

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
2⤵
PID:396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Public\Natso.bat
Filesize
283B

MD5
5cc1682955fd9f5800a8f1530c9a4334

SHA1
e09b6a4d729f2f4760ee42520ec30c3192c85548

SHA256
5562cc607d2f698327efacc4a21bd079bb14a99b03e7a01b3c67f8440e341cb3

SHA512
80767263aad44c739236161d4338d5dd8b0b58613f22cd173c3e88ebf143220ee56bbf93ace69a07d3c2f00daff0adbaa8461a1d53d12699725395c931c43cb6

Download Submit
memory/396-79-0x0000000000000000-mapping.dmp

Download
memory/396-89-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/396-86-0x0000000010530000-0x000000001054A000-memory.dmp

Filesize
104KB

Download
memory/916-56-0x00000000038C0000-0x0000000003911000-memory.dmp

Filesize
324KB

Download
memory/916-66-0x0000000050480000-0x000000005049A000-memory.dmp

Filesize
104KB

Download
memory/916-54-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download
memory/916-80-0x0000000010530000-0x000000001054A000-memory.dmp

Filesize
104KB

Download
memory/1228-72-0x0000000050480000-0x000000005049A000-memory.dmp

Filesize
104KB

Download
memory/1228-74-0x0000000050480000-0x000000005049A000-memory.dmp

Filesize
104KB

Download
memory/1228-64-0x0000000000000000-mapping.dmp

Download
memory/1752-82-0x0000000000000000-mapping.dmp

Download
memory/1876-75-0x0000000000000000-mapping.dmp

Download
memory/1944-78-0x0000000000000000-mapping.dmp

Download
memory/2080-87-0x0000000000000000-mapping.dmp

Download
memory/2096-88-0x0000000000000000-mapping.dmp

Download
memory/2128-90-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads