remcos | ad32c876c3e4581137392cba029ef6f69a50d26c7fab4f2f488f20cf3f29c8c2

General

Target

9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
Size

1.1MB
MD5

6c6dcfc1b71a39e2a1671f20507f4246
SHA1

424defefcf75932443ba4c681db36cdb28f5569d
SHA256

9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10
SHA512

e68db9a496ced68f49fbc4b39e6365813ce8e44d8b11070e76b738788a942268a5d38397440b6fb6e789ff24e05b075682100fb50118c2a4bfe14c96970bbd4d
SSDEEP

24576:NK777777777777Bi1fjBWjE1UOBarHJ0OnXhhcOg7tOX2sBsFzoa:s7777777777770NjkjchMpvXhvgsDiFz

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

azuite.ddns.net:7667

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
stub1-C43YU8
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
notepad;solitaire;

Signatures

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

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2552	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2564	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
2552	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
Token: SeDebugPrivilege	2552	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2372	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2552	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	30
PID 2008 wrote to memory of 2552	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	30
PID 2008 wrote to memory of 2552	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	30
PID 2008 wrote to memory of 2552	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	30
PID 2008 wrote to memory of 2564	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	31
PID 2008 wrote to memory of 2564	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	31
PID 2008 wrote to memory of 2564	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	31
PID 2008 wrote to memory of 2564	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	31
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34
PID 2008 wrote to memory of 2372	2008	9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe	34

C:\Users\Admin\AppData\Local\Temp\9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe
"C:\Users\Admin\AppData\Local\Temp\9c273d9b8a1cee3f64842482dfde7a2bf9e107a7f86a189b56d2571f40838f10.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SSCHSrcP.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SSCHSrcP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp96B4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2564
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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:\Users\Admin\AppData\Local\Temp\tmp96B4.tmp

Filesize
1KB

MD5
40e0b19164652ba7aa14ad4e44a8d136

SHA1
4f21c7d35394fc34ee7b56a6c4fe3a4879c6bd0e

SHA256
3586b6f17ad999ba639b4f4ffeaf60d4b105b45658510e4b823e7f18a45317ed

SHA512
ffa4b0c9048f0a09f2a8d8eb49c157351816f1a56a4305a5107f84b7042cc728138cc4a47356a0c9dc88aec1a04c83353c3658661fa88b95722aa8d4d7534326

Download Submit
C:\Users\Admin\AppData\Roaming\remcos\logs.dat

Filesize
144B

MD5
68617de76e4822b61d5545bb585089c2

SHA1
83e4a78525cfd980faeef754199e9c53d1563fc6

SHA256
e56a9e175c698c9a6575bd2ab5fcca40b7eb5c91c6c34370ff9b41155ddf4cc4

SHA512
de785ce85a688a158f2ac6b325cdc8247be771a882abfbeb07224b99c8d580b648335a7334e37de5ddf95bcbe581705ac64e261e526d0b1badf97bef45764474

Download Submit
memory/2008-0-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/2008-1-0x0000000000260000-0x000000000037C000-memory.dmp

Filesize
1.1MB

Download
memory/2008-2-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/2008-3-0x0000000000590000-0x00000000005A0000-memory.dmp

Filesize
64KB

Download
memory/2008-4-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/2008-5-0x0000000005880000-0x000000000597A000-memory.dmp

Filesize
1000KB

Download
memory/2008-11-0x0000000005690000-0x000000000570A000-memory.dmp

Filesize
488KB

Download
memory/2008-37-0x0000000074900000-0x0000000074FEE000-memory.dmp

Filesize
6.9MB

Download
memory/2372-36-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-33-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-30-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-27-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-24-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-22-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-20-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-29-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-19-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-16-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-14-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-13-0x0000000000400000-0x000000000047A000-memory.dmp

Filesize
488KB

Download
memory/2372-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads