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 2216 set thread context of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31

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
2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31
PID 2216 wrote to memory of 2904	2216	724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe	31

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:2216
- C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe
  "C:\Users\Admin\AppData\Local\Temp\724ac28c0e0981a385e4bec55724bc13f9528053ff32ec166c881ca409894724.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2904

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/2216-0-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/2216-1-0x00000000009F0000-0x0000000000B0C000-memory.dmp

Filesize
1.1MB

Download
memory/2216-2-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2216-3-0x0000000000980000-0x00000000009A6000-memory.dmp

Filesize
152KB

Download
memory/2216-4-0x000000007436E000-0x000000007436F000-memory.dmp

Filesize
4KB

Download
memory/2216-5-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2216-6-0x0000000000830000-0x00000000008F4000-memory.dmp

Filesize
784KB

Download
memory/2216-19-0x0000000074360000-0x0000000074A4E000-memory.dmp

Filesize
6.9MB

Download
memory/2904-8-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-9-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-7-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-23-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2904-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2904-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

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