remcos | 13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4

General

Target

13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe
Size

620KB
MD5

0465ec2d24c181b6575a4a8bd1973ec6
SHA1

f86c46166593d69dc0cc04fc3991fef8a8673a41
SHA256

13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4
SHA512

1ecedc50b7bedbda2f252ef243a980b683b07eed64cd98997ee241c446e705c246e57234d6626598a38cf5b9c27a86fe56399c592cdcd64b936cd080d69f9954
SSDEEP

12288:M417/cAhnVxR24T93+suohEX7RGFO3dugtOh0S:M417/ciXRQnoWXEg3dOb

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

www.chileeclassproject.com:2404

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
5451
mouse_option
false
mutex
Rmc-1FU53L
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

description	pid	Process	procid_target
PID 2984 set thread context of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30

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	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2916	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30
PID 2984 wrote to memory of 2916	2984	13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe	30

C:\Users\Admin\AppData\Local\Temp\13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe
"C:\Users\Admin\AppData\Local\Temp\13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Users\Admin\AppData\Local\Temp\13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe
  "C:\Users\Admin\AppData\Local\Temp\13ada013639ef3805f361234db589d84426e5dd2045a4b39369fe600c461f4a4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2916

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\5451\logs.dat

Filesize
144B

MD5
f1ebc59a3f85656d7e4b90e3b1b86d8b

SHA1
f57df48a828bf57631a375f7fb504e458092d162

SHA256
8408ac1f424c8a201f37278a24d0315b3310fea75475a16fd2ce66b959e8d24f

SHA512
25f12b875cb3d84792abca5059a1635c3043b8797bd7565fc1b9b2ee6028602a64cf4c105770255762ca9bff1b458ed532b89d59a81221c702914babd3d6007a

Download Submit
memory/2916-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-3-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2916-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-65-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-60-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-58-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-53-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2916-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2984-1-0x0000000001150000-0x00000000011F2000-memory.dmp

Filesize
648KB

Download
memory/2984-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2984-27-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2984-2-0x0000000000C70000-0x0000000000CF6000-memory.dmp

Filesize
536KB

Download
memory/2984-11-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download

Analysis

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