remcos | 939af7ee06537491496a1dc7f7a95c3e25cdea73c98bbb4743bd26ca1f6ccd07

Analysis

max time kernel
148s
max time network
146s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23/02/2024, 22:35

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General

Target

SOPORTE ELECTRONICO FEV1108637156990512.exe
Size

1023.9MB
MD5

060bfd6711fd7185855ee651496ee944
SHA1

77c22b274913a90dd9f7f9d208112887a924299b
SHA256

ad67b2fe035d355ee16ba0e43ff109f87bb8a6bb644502efe3bc42764830ff53
SHA512

fb40c9d34e07a8a8e26fde4d12fc3daf1e1259db5d80d42baba1da6fd3d1cb2ec87d8f2c525a4e98939f18e6bf67c274c917b41cd8b77be6d6d57de4847866ac
SSDEEP

12288:Crv6usmhTBNPJoUDv+f4kKh49z56jzLX3dOSMypBv:Crv6usmhTBNKU79s6L9Fv

Score

10^/10

remcos dragones rat

Malware Config

Extracted

Family

remcos

Botnet

DRAGONES

febrero22.con-ip.com:7770

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-IRADLB
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 2800 set thread context of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task/Job

T1053

pid	Process
2656	schtasks.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2244	AppLaunch.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2244	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	28
PID 2800 wrote to memory of 2604	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	29
PID 2800 wrote to memory of 2604	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	29
PID 2800 wrote to memory of 2604	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	29
PID 2800 wrote to memory of 2604	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	29
PID 2800 wrote to memory of 2548	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	33
PID 2800 wrote to memory of 2548	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	33
PID 2800 wrote to memory of 2548	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	33
PID 2800 wrote to memory of 2548	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	33
PID 2548 wrote to memory of 2656	2548	cmd.exe	31
PID 2548 wrote to memory of 2656	2548	cmd.exe	31
PID 2548 wrote to memory of 2656	2548	cmd.exe	31
PID 2548 wrote to memory of 2656	2548	cmd.exe	31
PID 2800 wrote to memory of 2676	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	35
PID 2800 wrote to memory of 2676	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	35
PID 2800 wrote to memory of 2676	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	35
PID 2800 wrote to memory of 2676	2800	SOPORTE ELECTRONICO FEV1108637156990512.exe	35

C:\Users\Admin\AppData\Local\Temp\SOPORTE ELECTRONICO FEV1108637156990512.exe
"C:\Users\Admin\AppData\Local\Temp\SOPORTE ELECTRONICO FEV1108637156990512.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:2244
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C mkdir "C:\Users\Admin\AppData\Roaming\AppData"
  2⤵
  PID:2604
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2548
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\SOPORTE ELECTRONICO FEV1108637156990512.exe" "C:\Users\Admin\AppData\Roaming\AppData\AppData.exe"
  2⤵
  PID:2676

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\AppData\AppData.exe'" /f
1⤵
- Creates scheduled task(s)
PID:2656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
83162ef263922366710495096e09ce64

SHA1
a8c701d48f8df99bd637e8909a382111135468a5

SHA256
8da8f192cdee40c3a440cb6941865f8cafec11c25d61a5ece24189d1e2fbb8ae

SHA512
05f3745a667160189eb9b288100c732645dfcc74d22a8b68130132ce20449ef53ba2c2a96b9b986391b24d017e5da76eadaeed94e6f314843b134bc51a797354

Download Submit
memory/2244-5-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-3-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-9-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-7-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-75-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-19-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2244-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-74-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-67-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-34-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-35-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-36-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-41-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-42-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-45-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-66-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-50-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-51-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-58-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2244-59-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2800-1-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-33-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/2800-2-0x0000000004810000-0x0000000004850000-memory.dmp

Filesize
256KB

Download
memory/2800-0-0x0000000000DB0000-0x0000000000E48000-memory.dmp

Filesize
608KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads