remcos | bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d

General

Target

bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe
Size

912KB
MD5

365de72e3ea8c233861d9a80f7d7c1be
SHA1

ba20d0609fe16e3f9e61a34928853c00184be26b
SHA256

bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d
SHA512

9c856fee64c4179865b9ae968b706fddd5151c3c405fa5b18d699801133dfde28250fdbcd16e31a8cbdcfb98ec8fe2efa6f769a921f54e505e5c5e1bc6822ed4
SSDEEP

24576:u570jYrtQ+mJLt+pQZEPjhrnJtMVR8K85fGYan:u570jYrPwLt+pQSBnT8N85fGX

Score

10^/10

remcos 3456789 discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

3456789

C2

172.93.220.148:45682

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
765-8M14I5
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3004	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2248 set thread context of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2528	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3004	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3004	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 3004	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	30
PID 2248 wrote to memory of 3004	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	30
PID 2248 wrote to memory of 3004	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	30
PID 2248 wrote to memory of 3004	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	30
PID 2248 wrote to memory of 2528	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	32
PID 2248 wrote to memory of 2528	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	32
PID 2248 wrote to memory of 2528	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	32
PID 2248 wrote to memory of 2528	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	32
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34
PID 2248 wrote to memory of 2616	2248	bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe	34

C:\Users\Admin\AppData\Local\Temp\bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe
"C:\Users\Admin\AppData\Local\Temp\bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GwTIUBUaZCliF.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GwTIUBUaZCliF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp75DB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2528
- C:\Users\Admin\AppData\Local\Temp\bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe
  "C:\Users\Admin\AppData\Local\Temp\bb982ea4dad990c5c393a7f1fb85a4daf85be97edcb1e1473cdd0703596ecd6d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2616

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp75DB.tmp

Filesize
1KB

MD5
75e8dbc1b1a726946a9395954d687f41

SHA1
6bd6ce278c7885223e0fd3d35c9ca8f74d0e169c

SHA256
dc5474b2866033f685e8faf6b2a91046c6a8ab378b5da64d09880dc5bc36bb0c

SHA512
f88e9e8c62577650e40b36d1ee04968c7955c4127a1e7a9f0b715c1278af8bac856c2f35ae439c58a35474abc8f137f486b49a79683c6670a0cd7973e920f6ff

Download Submit
memory/2248-31-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-1-0x0000000001080000-0x0000000001168000-memory.dmp

Filesize
928KB

Download
memory/2248-2-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-3-0x00000000003C0000-0x00000000003D0000-memory.dmp

Filesize
64KB

Download
memory/2248-4-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/2248-5-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2248-6-0x0000000005580000-0x000000000563E000-memory.dmp

Filesize
760KB

Download
memory/2248-0-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/2616-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2616-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2616-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads