remcos | 4490d9df38c6a27ffd1eab7cc014d42edef0cd86bb17a39669031cb7df158b25

General

Target

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe
Size

2.2MB
MD5

e6153eb6f539856101a0873f5951509c
SHA1

25d9c8d80348cca37fdbebb6e18ac6542671214e
SHA256

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600
SHA512

c9ff6102e077ddae4d4297dad966ae60f54e8a4aafba9b2da7a39b5b8fe7753ace7c5aafe5b3ef32c140ab2658aa12fd8bbdfc0cef4d8e2618ff15dc138b249a
SSDEEP

24576:JLE3NdWH/dU3jObhCYXzj8f9GmOg9dfV1LH76COB9FhSlc:BE3mWWhOVfOCcFhSl

Score

10^/10

remcos power persistence rat

Malware Config

Extracted

Family

remcos

Botnet

Power

C2

powerstationinfinite.online:2022

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
logins.dat
keylog_flag
false
keylog_folder
WinPow
mouse_option
false
mutex
RmcsPower-SYFR8B
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\1C25A82E509C42E09C7680A154B6E189 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe\""	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

description	pid	process	target process
PID 1692 set thread context of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3372 1692 WerFault.exe 01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

description pid process

Token: SeDebugPrivilege 1692 01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

CasPol.exe

pid process

3152 CasPol.exe

pid	pid_target	process	target process
3372	1692	WerFault.exe	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

description	pid	process
Token: SeDebugPrivilege	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

pid	process
3152	CasPol.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe

description	pid	process	target process
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe
PID 1692 wrote to memory of 3152	1692	01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe
"C:\Users\Admin\AppData\Local\Temp\01cf32ac5af5d24b1925fad42673faa53d97d65310d04a1414a8ddd8eee11600.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1692

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
2⤵
- Suspicious use of SetWindowsHookEx
PID:3152

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1692 -s 1328
2⤵
- Program crash
PID:3372

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 408 -p 1692 -ip 1692
1⤵
PID:2548

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

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1692-132-0x000001BB67230000-0x000001BB67466000-memory.dmp

Filesize
2.2MB

Download
memory/1692-133-0x00007FFC2EB10000-0x00007FFC2F5D1000-memory.dmp

Filesize
10.8MB

Download
memory/1692-138-0x00007FFC2EB10000-0x00007FFC2F5D1000-memory.dmp

Filesize
10.8MB

Download
memory/1692-140-0x00007FFC2EB10000-0x00007FFC2F5D1000-memory.dmp

Filesize
10.8MB

Download
memory/3152-134-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3152-135-0x0000000000432BD1-mapping.dmp

Download
memory/3152-136-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3152-137-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3152-139-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3152-141-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads