remcos | 724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724

General

Target

724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
Size

1.1MB
MD5

fc1b25a4b630e5080fd4004eb3929f50
SHA1

62bb01b654398961a3f2079346eef8c33b874d37
SHA256

724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724
SHA512

dd6d543c4687a398abdd8aa73f795ecda60a6222132e675f6c3b4cb4d2ca25d42b0e5a3f46f7e98fb8285a4bb44b4891f018c51bed0360784f89ced0417e5e2c
SSDEEP

24576:TjlIhSPd+p4mW33YHtYGPfU+Yl10PzhnVY5zbwfSxlN:Tjl+SPsp4KHtbPf4uxVYBT

Score

10^/10

remcos remotehost discovery rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.210.150.17:56887

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-OPLFYE
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 3136 set thread context of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96

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	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96
PID 3136 wrote to memory of 2524	3136	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	96

C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
"C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
  "C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2524

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/2524-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2524-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/3136-1-0x00000000008E0000-0x00000000009FC000-memory.dmp

Filesize
1.1MB

Download
memory/3136-2-0x0000000005990000-0x0000000005F34000-memory.dmp

Filesize
5.6MB

Download
memory/3136-0-0x00000000744AE000-0x00000000744AF000-memory.dmp

Filesize
4KB

Download
memory/3136-10-0x000000000C570000-0x000000000C60C000-memory.dmp

Filesize
624KB

Download
memory/3136-9-0x0000000009410000-0x00000000094D4000-memory.dmp

Filesize
784KB

Download
memory/3136-8-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/3136-7-0x00000000744AE000-0x00000000744AF000-memory.dmp

Filesize
4KB

Download
memory/3136-6-0x0000000005920000-0x0000000005946000-memory.dmp

Filesize
152KB

Download
memory/3136-5-0x0000000005590000-0x000000000559A000-memory.dmp

Filesize
40KB

Download
memory/3136-4-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/3136-3-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/3136-17-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download

Analysis

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