remcos | 6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931

General

Target

6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe
Size

3.1MB
MD5

3d1c583a6ce577bf36898f4376254271
SHA1

2ee26d61168c9ec5c1836374c21b750ce3dc6907
SHA256

6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931
SHA512

2d46ff953c011db353a884fc2f9b87bc094af7c364843e2cef0884fe02ebfce125d1f2ed4f6a2134c7a96aba78422ec71245351283e165c5b441c2c63af33610
SSDEEP

12288:HqL/BxdXQ3U5wi2ElUXfO1V/r6UgnrbhZQ9fcvsQq8W+ZPDCjWEQlkPbABdXlUgn:HwpXQ3USdUOPnrFa9fWW+7CPbAD1q0

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

www.ogc-oman.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
remcthfufn
mouse_option
false
mutex
Rmc-KCC3QZ
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:

6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe

description	pid	process	target process
PID 2108 set thread context of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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:

csc.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe

description pid process

Token: SeDebugPrivilege 2108 6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

csc.exe

pid process

2160 csc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe

description	pid	process
Token: SeDebugPrivilege	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe

pid	process
2160	csc.exe

Suspicious use of WriteProcessMemory 40 IoCs

Processes:

6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe

description	pid	process	target process
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 4312	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	notepad.exe
PID 2108 wrote to memory of 1780	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	ngen.exe
PID 2108 wrote to memory of 1780	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	ngen.exe
PID 2108 wrote to memory of 1780	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	ngen.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 2932	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	svchost.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 1484	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	cmd.exe
PID 2108 wrote to memory of 2984	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	aspnet_wp.exe
PID 2108 wrote to memory of 2984	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	aspnet_wp.exe
PID 2108 wrote to memory of 2984	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	aspnet_wp.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe
PID 2108 wrote to memory of 2160	2108	6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe	csc.exe

C:\Users\Admin\AppData\Local\Temp\6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe
"C:\Users\Admin\AppData\Local\Temp\6910c4915fa2d986a3f33c072265e418db69bb0b0e4d799f0d08937d41cf4931.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2108
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:4312
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
  2⤵
  PID:1780
- C:\Windows\System32\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  PID:2932
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe"
  2⤵
  PID:1484
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  PID:2984
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2160

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\remcthfufn\logs.dat

Filesize
144B

MD5
8cc6dceeb56a1dd52941477a0bec8363

SHA1
928e9029051a1e2f1af13887351956bb464cb907

SHA256
825de808af8eb76d709b8cd50e4a068b53ac9a8e0023d456ae4a15a682279e17

SHA512
df010a8d19d48c6af16480a13aabdb383c5b1b0b0a9b38baddaaa2ea5efcff2330c8ed077c8caba3ecbdbbcdae1d4a670c52db71896879c58b3e994887d5f6b2

Download Submit
memory/2108-0-0x00007FF929F63000-0x00007FF929F65000-memory.dmp

Filesize
8KB

Download
memory/2108-1-0x000001C6495D0000-0x000001C6495D8000-memory.dmp

Filesize
32KB

Download
memory/2108-2-0x000001C663A90000-0x000001C663B60000-memory.dmp

Filesize
832KB

Download
memory/2108-3-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

Filesize
10.8MB

Download
memory/2108-12-0x00007FF929F60000-0x00007FF92AA21000-memory.dmp

Filesize
10.8MB

Download
memory/2160-6-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-10-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-5-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2160-4-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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