remcos | 46a534c55f60d8e902a84484a2c0d4bb750d0eb926ebab10117160c1f1aa0081

Analysis

max time kernel
148s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
24/07/2024, 01:36

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General

Target
Quotation.exe
Size 2.7MB
Sample240724-b1ne9stfkc
SHA256 043f6e5b65055436ee950f3ebd72ed16589a34742deea3ad82e946bba1b94728
MD5 df3a32a59e276774a045fd80fa2b53db
SHA1 ce4bb00e51f685b3ec7eb8100047c82db1f8be72
SHA512 7811cace2b99777f1980c7021fca67f9500d5a140aa73ff02fa19327db134710cc97e6d8b7ad1b58592dd23ed2a548fe5cf520227654c05ff2f0c23336b8fb0d
SSDEEP 24576:JoawHU1iLq121i1IqzUlfC1QZ6KEJeEZ+ZZY:JoaMU1iLqM1ij4SQ5ECZY
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remcos zip discovery rat

Malware Config

Extracted

Family

remcos

Botnet

vegetachcnc.com:2556

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
remcos
mouse_option
false
mutex
chrome-76G0MC
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5080 set thread context of 4304	5080	Quotation.exe	89

System Location Discovery: System Language Discovery 1 TTPs 1 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	ilasm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5080	Quotation.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 60	5080	Quotation.exe	85
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 4304	5080	Quotation.exe	89
PID 5080 wrote to memory of 1244	5080	Quotation.exe	90
PID 5080 wrote to memory of 1244	5080	Quotation.exe	90
PID 5080 wrote to memory of 1244	5080	Quotation.exe	90

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Windows\System32\calc.exe
  "C:\Windows\System32\calc.exe"
  2⤵
  PID:60
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4304
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
  2⤵
  PID:1244

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4304-12-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-24-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-26-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-25-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-4-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-5-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-6-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-7-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-8-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-9-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-23-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-11-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-13-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-16-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-22-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-17-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-18-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-19-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-20-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/4304-21-0x0000000000400000-0x0000000000482000-memory.dmp

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memory/5080-0-0x0000018824DC0000-0x0000018824DCA000-memory.dmp

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memory/5080-1-0x00007FFF93053000-0x00007FFF93055000-memory.dmp

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memory/5080-10-0x00007FFF93050000-0x00007FFF93B11000-memory.dmp

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memory/5080-3-0x00007FFF93050000-0x00007FFF93B11000-memory.dmp

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memory/5080-2-0x0000018826AF0000-0x0000018826BC2000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads