remcos | b5bc975891963c29a16fe8ac7dd612f15afe937fd14ba95707a6ab30224bfc7a

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 13:06

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General

Target

89oQilINVVAhwigj7.exe
Size

1.0MB
MD5

4144b5ab8b096fc4115760eee6011598
SHA1

bfd7ec37807b6ae655242559114bad340f726e81
SHA256

b5bc975891963c29a16fe8ac7dd612f15afe937fd14ba95707a6ab30224bfc7a
SHA512

48d5b1deac0bda809662088a22b13859f477357fee9d1b62f4183d1f830c63d934bc5bbcbf998a15d53f6a11ea5ce69d0a693b777d2a173a76295c8c2a6d718d
SSDEEP

12288:dsdT1+nGQ7vnfm7J4KMMhOQklcZBkUS5/7QbsrVA9Vkwq+na7rTjN/1nT:l7/u7GKMMhOwZBFc/6qAkwq+a3dB

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

www.kposlifestyle.design:2404

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
edefdefffff
mouse_option
false
mutex
Rmc-OH1QS4
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

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
2864	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2280 set thread context of 2796	2280	89oQilINVVAhwigj7.exe	33

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 3 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	89oQilINVVAhwigj7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	89oQilINVVAhwigj7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2864	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2864	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2796	89oQilINVVAhwigj7.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 2864	2280	89oQilINVVAhwigj7.exe	31
PID 2280 wrote to memory of 2864	2280	89oQilINVVAhwigj7.exe	31
PID 2280 wrote to memory of 2864	2280	89oQilINVVAhwigj7.exe	31
PID 2280 wrote to memory of 2864	2280	89oQilINVVAhwigj7.exe	31
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33
PID 2280 wrote to memory of 2796	2280	89oQilINVVAhwigj7.exe	33

C:\Users\Admin\AppData\Local\Temp\89oQilINVVAhwigj7.exe
"C:\Users\Admin\AppData\Local\Temp\89oQilINVVAhwigj7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\89oQilINVVAhwigj7.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2864
- C:\Users\Admin\AppData\Local\Temp\89oQilINVVAhwigj7.exe
  "C:\Users\Admin\AppData\Local\Temp\89oQilINVVAhwigj7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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:\ProgramData\edefdefffff\logs.dat

Filesize
144B

MD5
648e9ab283cf33b1ccf5f631f3a82c17

SHA1
1f64812202ebf3ac33c6a4ea3831ee7a6d81bd4e

SHA256
2b06fe0d222573bf2d8fd9f1cae27a26ddecf092f0ca540d759cbb60d3db2b02

SHA512
04ffbea712f440beddd0b1799ca41030c4ad7025a2520163b7fcdc22b4bef9008b91e6eabdced54e5d63925599f67a4de38a8b8685f9b4decef7c71355a8f089

Download Submit
memory/2280-0-0x0000000074C2E000-0x0000000074C2F000-memory.dmp

Filesize
4KB

Download
memory/2280-1-0x0000000001390000-0x0000000001496000-memory.dmp

Filesize
1.0MB

Download
memory/2280-2-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-3-0x0000000005AB0000-0x0000000005BAA000-memory.dmp

Filesize
1000KB

Download
memory/2280-4-0x00000000004E0000-0x0000000000506000-memory.dmp

Filesize
152KB

Download
memory/2280-5-0x0000000074C2E000-0x0000000074C2F000-memory.dmp

Filesize
4KB

Download
memory/2280-6-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2280-7-0x000000000A4A0000-0x000000000A562000-memory.dmp

Filesize
776KB

Download
memory/2280-25-0x0000000074C20000-0x000000007530E000-memory.dmp

Filesize
6.9MB

Download
memory/2796-9-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-17-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-23-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-20-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-19-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-14-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-13-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-12-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-10-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-8-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-24-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-28-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-29-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-30-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-31-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-33-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-34-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-35-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-36-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-38-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-39-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-40-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-41-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-42-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-44-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-45-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-46-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-47-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-49-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-50-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-51-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-52-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-53-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-55-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-56-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-57-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-58-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-60-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-61-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-62-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-63-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-65-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-66-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-67-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-68-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-69-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-71-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-72-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-73-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-74-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-76-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-77-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-78-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-79-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-80-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-82-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-83-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2796-84-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download