remcos | d5dd7e6d9b9f155e643935b33f64dfc7d5c92f0ab3c29c2cff145e56afce8b32

Analysis

max time kernel
235s
max time network
245s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
05/07/2024, 09:00

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
PURCHASE ORDER LIST 367473.exe
Size 1.3MB
Sample240705-kyd89avhpk
SHA256 d5dd7e6d9b9f155e643935b33f64dfc7d5c92f0ab3c29c2cff145e56afce8b32
MD5 848ccaf990484006e4716eb454df8182
SHA1 1715bda940f050749834713cdf8a12bb680258d1
SHA512 8b006e83d6c6e2abcd766b5a16146e8e5c0d97b284d558f5c4bfcc53c9456b9c7f3de9874d7688074eb91341493e627aee8c287737234eeea0eec3d8023a9172
SSDEEP 24576:wAHnh+eWsN3skA4RV1Hom2KXMmHavx5Zelfk4k4yItsMN7rcRcfVCn5:nh+ZkldoPK8YavpQ854yItHNMyfV+
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

remcos remotehost rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

192.3.64.149:2888

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
Rmc-7Q1GRN
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 2 IoCs

description	pid	Process	procid_target
PID 672 set thread context of 4412	672	PURCHASE ORDER LIST 367473.exe	80
PID 4412 set thread context of 4916	4412	svchost.exe	81

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4412	svchost.exe
4412	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
672	PURCHASE ORDER LIST 367473.exe
4412	svchost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
672	PURCHASE ORDER LIST 367473.exe
672	PURCHASE ORDER LIST 367473.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
672	PURCHASE ORDER LIST 367473.exe
672	PURCHASE ORDER LIST 367473.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 672 wrote to memory of 4412	672	PURCHASE ORDER LIST 367473.exe	80
PID 672 wrote to memory of 4412	672	PURCHASE ORDER LIST 367473.exe	80
PID 672 wrote to memory of 4412	672	PURCHASE ORDER LIST 367473.exe	80
PID 672 wrote to memory of 4412	672	PURCHASE ORDER LIST 367473.exe	80
PID 4412 wrote to memory of 4916	4412	svchost.exe	81
PID 4412 wrote to memory of 4916	4412	svchost.exe	81
PID 4412 wrote to memory of 4916	4412	svchost.exe	81
PID 4412 wrote to memory of 4916	4412	svchost.exe	81

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER LIST 367473.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER LIST 367473.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:672
- C:\Windows\SysWOW64\svchost.exe
  "C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER LIST 367473.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:4412
- - \??\c:\program files (x86)\internet explorer\iexplore.exe
    "c:\program files (x86)\internet explorer\iexplore.exe"
    3⤵
    PID:4916

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/672-10-0x0000000003CD0000-0x0000000003CD4000-memory.dmp

Download

memory/4412-11-0x0000000000400000-0x0000000000482000-memory.dmp

Download

memory/4412-12-0x0000000000400000-0x0000000000482000-memory.dmp

Download

memory/4412-13-0x0000000000400000-0x0000000000482000-memory.dmp

Download

memory/4412-18-0x0000000000400000-0x0000000000482000-memory.dmp

Download

memory/4916-14-0x0000000001310000-0x000000000131E000-memory.dmp

Download

memory/4916-17-0x0000000001310000-0x000000000131E000-memory.dmp

Download

memory/4916-19-0x0000000001310000-0x000000000131E000-memory.dmp

Download

memory/4916-20-0x0000000001310000-0x000000000131E000-memory.dmp

Download

memory/4916-15-0x0000000001310000-0x000000000131E000-memory.dmp

Download