remcos | 41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88

General

Target

41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe
Size

1.4MB
MD5

1f8edacdec1cf380afef099c52ba13bf
SHA1

6e0c6d96274d70e06829a577ee94747122f44eec
SHA256

41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88
SHA512

5bfd8392bbfd9eba1cb7a40a080ed989f76a3b2eb78f3d6fb3c3b2d0709025e2546cf1da5614aac88931ca2f55ad6613eb01ca2bc4123c52b09ae21d6fb7356f
SSDEEP

24576:3f+6UNxk0J9zz3BJVtdIk5tmXEH6XIBkPy/jKRNH0K/8KBCUbu8KU8sm:3G6U80Jhz3BJVtdIkWXXZPy2RNL/1kUR

Score

10^/10

remcos ghost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

Ghost

C2

ghost360.zapto.org:4190

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-A513WC
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 2300 set thread context of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84

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	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84
PID 2300 wrote to memory of 2824	2300	41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe	84

C:\Users\Admin\AppData\Local\Temp\41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe
"C:\Users\Admin\AppData\Local\Temp\41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2300
- C:\Users\Admin\AppData\Local\Temp\41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe
  "C:\Users\Admin\AppData\Local\Temp\41445ff8ed7dc3ce3e7f54c5fd7fb93e5a7c8961237bc408b92dc48dada2ba88.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2824

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/2300-16-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/2300-9-0x0000000006430000-0x00000000064F0000-memory.dmp

Filesize
768KB

Download
memory/2300-2-0x0000000005540000-0x0000000005AE4000-memory.dmp

Filesize
5.6MB

Download
memory/2300-3-0x0000000004F90000-0x0000000005022000-memory.dmp

Filesize
584KB

Download
memory/2300-4-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/2300-5-0x0000000004F40000-0x0000000004F4A000-memory.dmp

Filesize
40KB

Download
memory/2300-6-0x0000000005240000-0x00000000052DC000-memory.dmp

Filesize
624KB

Download
memory/2300-7-0x0000000005230000-0x0000000005242000-memory.dmp

Filesize
72KB

Download
memory/2300-8-0x00000000053C0000-0x00000000053CE000-memory.dmp

Filesize
56KB

Download
memory/2300-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

Filesize
4KB

Download
memory/2300-1-0x00000000003D0000-0x0000000000534000-memory.dmp

Filesize
1.4MB

Download
memory/2824-11-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-10-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-14-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-15-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-13-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-17-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-18-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-19-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-20-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-21-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download
memory/2824-22-0x0000000000400000-0x0000000000482000-memory.dmp

Filesize
520KB

Download

Analysis

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