remcos | 1cbb5545584352a663a85cab6ec8088f8ce523a9ad6f70c070c7a3258c2db458

General

Target

UPS_CBIJ90511770131.exe
Size

962KB
MD5

89844adca9d975b9933cea1a576ada58
SHA1

c08481b4cf49fcf2979b2c72213d31c064a760e3
SHA256

f3d332df7696f05fa4c501050447a6b373adf048f1a0249cd03a5584110b40da
SHA512

6c0b8a2d0298f02994fabd39dc2a1da491e7b84bdea55b59863c595db9aeb77b2190b6ce8091c2acb0d7c3078b858b390876a45f281072cc730dfd0a5b095b25
SSDEEP

24576:+CfpCdeGe8+2+NE2HqIvU0BsnpCY3QeEz+9vmvGQJM:bFnepIsGskY3a+Zoe

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

yayabeloo.duckdns.org:6847

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
remcos
mouse_option
false
mutex
Rmc-VPA6N9
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

Suspicious use of SetThreadContext 1 IoCs

Processes:

UPS_CBIJ90511770131.exe

description	pid	Process	procid_target
PID 2128 set thread context of 2972	2128	UPS_CBIJ90511770131.exe	29

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

Processes:

UPS_CBIJ90511770131.exeUPS_CBIJ90511770131.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UPS_CBIJ90511770131.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	UPS_CBIJ90511770131.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

UPS_CBIJ90511770131.exe

pid	Process
2972	UPS_CBIJ90511770131.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

UPS_CBIJ90511770131.exe

description	pid	Process	procid_target
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29
PID 2128 wrote to memory of 2972	2128	UPS_CBIJ90511770131.exe	29

C:\Users\Admin\AppData\Local\Temp\UPS_CBIJ90511770131.exe
"C:\Users\Admin\AppData\Local\Temp\UPS_CBIJ90511770131.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Users\Admin\AppData\Local\Temp\UPS_CBIJ90511770131.exe
  "C:\Users\Admin\AppData\Local\Temp\UPS_CBIJ90511770131.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2972

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

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
ae643b70eff17d9ce65b59af29e9586a

SHA1
77931e67419f471d24b612469c82947deb218f5c

SHA256
b75207835be3ea25cda2b0b1b62efddb794f8ace92dd957b20bd7e53d3585fe9

SHA512
a9a59fa188bdc9604cac98db88e65bb4ab145bea9158cc9d64d29ba326ec7de13a34a9cf614e83ca6ad1d8c77e21baefe0e454cb630f655d468d02e45aeec9f8

Download Submit
memory/2128-0-0x00000000747AE000-0x00000000747AF000-memory.dmp

Filesize
4KB

Download
memory/2128-1-0x0000000001250000-0x0000000001346000-memory.dmp

Filesize
984KB

Download
memory/2128-2-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-3-0x0000000000A00000-0x0000000000A1C000-memory.dmp

Filesize
112KB

Download
memory/2128-4-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2128-5-0x0000000005C40000-0x0000000005D02000-memory.dmp

Filesize
776KB

Download
memory/2128-28-0x00000000747A0000-0x0000000074E8E000-memory.dmp

Filesize
6.9MB

Download
memory/2972-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2972-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2972-65-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads