remcos | 49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81

General

Target

49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
Size

869KB
MD5

27934061e8cbcfcf5e5b8937a662c26f
SHA1

a508513b842e11c7c277af67e4bc51466d0637b8
SHA256

49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81
SHA512

c79374546867ae8197d6fdbec40150b7124e272151e73c2a7361dd96a04b3a5f710d42f82b0d77349a07ae667aee066b11c949782eb2f2329e3711752e2c95d2
SSDEEP

24576:q0jXiRZoEJGywbvjCe9WRSKObmSej7vydBs:MDIvjCe4ebmSejzf

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:59321

nnamoo.duckdns.org:59321

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-41EVS0
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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2960	powershell.exe
2860	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2668 set thread context of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37

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 5 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	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.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
2620	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
2960	powershell.exe
2860	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
Token: SeDebugPrivilege	2960	powershell.exe
Token: SeDebugPrivilege	2860	powershell.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2860	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	31
PID 2668 wrote to memory of 2860	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	31
PID 2668 wrote to memory of 2860	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	31
PID 2668 wrote to memory of 2860	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	31
PID 2668 wrote to memory of 2960	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	33
PID 2668 wrote to memory of 2960	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	33
PID 2668 wrote to memory of 2960	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	33
PID 2668 wrote to memory of 2960	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	33
PID 2668 wrote to memory of 2620	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	35
PID 2668 wrote to memory of 2620	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	35
PID 2668 wrote to memory of 2620	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	35
PID 2668 wrote to memory of 2620	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	35
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37
PID 2668 wrote to memory of 2388	2668	49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe	37

C:\Users\Admin\AppData\Local\Temp\49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
"C:\Users\Admin\AppData\Local\Temp\49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2860
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BptXqGmS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2960
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BptXqGmS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1CD4.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2620
- C:\Users\Admin\AppData\Local\Temp\49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe
  "C:\Users\Admin\AppData\Local\Temp\49e7ee12a475105efab2e363450b2e5582fc05d114967fe57a3d80d22a2fea81.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2388

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\tmp1CD4.tmp

Filesize
1KB

MD5
0a799fbf48fcf785ce8478195dc33d43

SHA1
dff4cdb4db2aee0e9b15baff181f56492f8e7010

SHA256
768451e1d2f4b638d7967a7d67090a1b43b8344569d2a09a07205b3913d431c0

SHA512
e0caafe2d6ba3fbb54c181b4f8b9b8063161930b96c634d783b10c15eb1d6980953746c42c27173f3769664ab9a84159f6215df250a3b610f3d14698129cbdba

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\G4ZUM8AHBR3K79WH3EOM.temp

Filesize
7KB

MD5
ae32f5a4de33687c2edae9e1095fe584

SHA1
caab34afd0f4afa1429739937ffe93d30ce194e7

SHA256
8e3645fef4950e0a59d907cb13f9c1fa895923521586600cfa02a689a6ede7ed

SHA512
33c3b8b9b1566056542afb539c5b7a81794f4a2307bf8614747176b136bf23a111d3b8e44d5adceab425b8ae9336cccff5ee3a70ffa34a80d604c401360d1214

Download Submit
memory/2388-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-55-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-53-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-51-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-50-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-49-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2388-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2388-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2668-40-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-0-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download
memory/2668-3-0x00000000006B0000-0x00000000006C0000-memory.dmp

Filesize
64KB

Download
memory/2668-1-0x0000000000D80000-0x0000000000E60000-memory.dmp

Filesize
896KB

Download
memory/2668-2-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-6-0x00000000055C0000-0x000000000567E000-memory.dmp

Filesize
760KB

Download
memory/2668-5-0x00000000745A0000-0x0000000074C8E000-memory.dmp

Filesize
6.9MB

Download
memory/2668-4-0x00000000745AE000-0x00000000745AF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads