remcos | 06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f

General

Target

06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe
Size

981KB
MD5

5609198accfb2ccedb39e7755ed6a36c
SHA1

2bc0ee0e47c40a298038863338c4c07d7029d695
SHA256

06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f
SHA512

f49ad0d40d40f9073a90cabd73065c4d2ab9de0f340dd109196161ad8bcbd2f73917c5232ec752241231df6ce069e5a0503c844f522a3e7c49daa3ed66a290d3
SSDEEP

24576:IAZCJVAeo/UMV0w7KpWXPL8YKSdtJ/JVw6:mPOd8WIYKSdt5

Score

10^/10

remcos host discovery rat

Malware Config

Extracted

Family

remcos

Botnet

Host

C2

oyo.work.gd:3142

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
vlc
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
false
keylog_crypt
true
keylog_file
logs.dat
keylog_flag
false
keylog_folder
pdf
mouse_option
false
mutex
jkm-I9KENP
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
ios
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 2960 set thread context of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95

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	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1236	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95
PID 2960 wrote to memory of 1236	2960	06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe	95

C:\Users\Admin\AppData\Local\Temp\06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe
"C:\Users\Admin\AppData\Local\Temp\06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2960
- C:\Users\Admin\AppData\Local\Temp\06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe
  "C:\Users\Admin\AppData\Local\Temp\06d30761437ffb30ac9ac077bb3761b5e4c077f3b74f8ed3b7372e104dccf83f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1236

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

C:\ProgramData\pdf\logs.dat

Filesize
144B

MD5
39b10cfe73640a95bdfd9932e53d88b8

SHA1
31c81fca82253800d5751aafaa336f1c7353bad9

SHA256
5c260ca27b2c5e3bff32c6196036f983fdd93d08fcd0430de5e40e96eab1e219

SHA512
88bde4e5b2016a83e2e741c51301b5780b3b9ea793a82139a0d9d697e31006c7ae12ef5a80793b944cbae1b4d0d178b18f5546bef646371e3b94f29deacbc8ea

Download Submit
memory/1236-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-50-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/1236-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2960-9-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2960-3-0x0000000004CF0000-0x0000000004D82000-memory.dmp

Filesize
584KB

Download
memory/2960-0-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2960-10-0x0000000005FD0000-0x0000000006090000-memory.dmp

Filesize
768KB

Download
memory/2960-2-0x00000000051F0000-0x0000000005794000-memory.dmp

Filesize
5.6MB

Download
memory/2960-1-0x0000000000210000-0x000000000030C000-memory.dmp

Filesize
1008KB

Download
memory/2960-8-0x000000007445E000-0x000000007445F000-memory.dmp

Filesize
4KB

Download
memory/2960-7-0x00000000051E0000-0x00000000051F2000-memory.dmp

Filesize
72KB

Download
memory/2960-6-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

Filesize
40KB

Download
memory/2960-5-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download
memory/2960-4-0x0000000004E80000-0x0000000004F1C000-memory.dmp

Filesize
624KB

Download
memory/2960-20-0x0000000074450000-0x0000000074C00000-memory.dmp

Filesize
7.7MB

Download

Analysis

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