remcos | 188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8

General

Target

188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
Size

966KB
MD5

9ead88f3256dd9696c2edc3c82eea20a
SHA1

15d8a32c29a3e76c5b9dfa028027378635643d53
SHA256

188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8
SHA512

7592313feeb443521e67bca3a79577c375581029204519bfe00fd12e9ac254d6bdb34095ab8126311a8c163f59b4573e6c478b394d4fb55d1f8da01db256aa1d
SSDEEP

12288:RiV++tJhExqlvnKHBG6hZXE7gr0dtJM7zxhlbUqa93XNHhPVxLtwZ6tS1Zby9dt9:Rk++5+MneBnhIgr0GVb0Xb7ZM6tS1Zm

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

103.186.116.220:6565

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-9XV80Z
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 4484 set thread context of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 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	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 3896	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	89
PID 4484 wrote to memory of 3896	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	89
PID 4484 wrote to memory of 3896	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	89
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90
PID 4484 wrote to memory of 224	4484	188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe	90

C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
"C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484
- C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
  "C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe"
  2⤵
  PID:3896
- C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe
  "C:\Users\Admin\AppData\Local\Temp\188deda69d75ea8500a51f43f7fba2c593cbd8bc98ffade3bac7f63b54f967f8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:224

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/224-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-23-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-16-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-30-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-29-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-28-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-27-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-26-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-25-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-24-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-12-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-31-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/224-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/4484-18-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/4484-1-0x0000000000D20000-0x0000000000E18000-memory.dmp

Filesize
992KB

Download
memory/4484-0-0x000000007486E000-0x000000007486F000-memory.dmp

Filesize
4KB

Download
memory/4484-2-0x0000000005E90000-0x0000000006434000-memory.dmp

Filesize
5.6MB

Download
memory/4484-10-0x00000000099C0000-0x0000000009A5C000-memory.dmp

Filesize
624KB

Download
memory/4484-9-0x00000000072F0000-0x00000000073B0000-memory.dmp

Filesize
768KB

Download
memory/4484-8-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/4484-7-0x000000007486E000-0x000000007486F000-memory.dmp

Filesize
4KB

Download
memory/4484-6-0x0000000006E60000-0x0000000006E70000-memory.dmp

Filesize
64KB

Download
memory/4484-5-0x0000000074860000-0x0000000075010000-memory.dmp

Filesize
7.7MB

Download
memory/4484-4-0x00000000058A0000-0x00000000058AA000-memory.dmp

Filesize
40KB

Download
memory/4484-3-0x00000000057E0000-0x0000000005872000-memory.dmp

Filesize
584KB

Download

Analysis

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