remcos | e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343

General

Target

e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
Size

1.1MB
MD5

a4df734fada4dec0bebcbbbed4e083ab
SHA1

283763090c6af71ef60d76b4515c9edebd416bcf
SHA256

e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343
SHA512

914b580fefa91d948a256c2f2ab39b18f36f631e7ff9c387888334521221466814af45bde59b59420c8eb6f22d0808afc6e27f3b562d5c495ab8b8a7666af637
SSDEEP

24576:bOp3fxqwcD01FUKer5zdzDarNhrBAJhDdiGXck5WZ7XZeLBmWlo:bOZOqbeDsBixy7XZsblo

Score

10^/10

remcos 76364 execution rat

Malware Config

Extracted

Family

remcos

Botnet

76364

C2

103.150.8.12:5689

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-FF0K7G
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

detects Windows exceutables potentially bypassing UAC using eventvwr.exe 21 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2428-18-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-29-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-32-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-31-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-30-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-26-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-24-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-22-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-20-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-36-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-37-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-38-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-39-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-40-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-41-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-42-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-43-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-44-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-45-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-46-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer
behavioral1/memory/2428-47-0x0000000000400000-0x000000000047F000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer

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

Processes:

powershell.exe

pid process

2548 powershell.exe

pid	process
2548	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe

description	pid	process	target process
PID 2160 set thread context of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2744 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2548 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2548 powershell.exe

pid	process
2744	schtasks.exe

pid	process
2548	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2548	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe

C:\Users\Admin\AppData\Local\Temp\e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
"C:\Users\Admin\AppData\Local\Temp\e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tkoOXvlkbwis.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2548
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tkoOXvlkbwis" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4E30.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2744
- C:\Users\Admin\AppData\Local\Temp\e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
  "C:\Users\Admin\AppData\Local\Temp\e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe"
  2⤵
  PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4E30.tmp

Filesize
1KB

MD5
8fb136acf2515a1c0b48d677bcb102b9

SHA1
dffc24bbf764486fd5e4c3bd73729aaaaa539edc

SHA256
555f8e75b5ef133dfc581b9cb53b8ac13024d02cba37462875b48ee3d3ef144c

SHA512
448d40d5fdd2c0bf3de05a4b1b1e7e189303bbe49b0a3ac8e1ceb925e17aab0d47550702c81811851276150e325ea27af48cd69beb71f82f337610ab32262fec

Download Submit
memory/2160-33-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2160-1-0x00000000002C0000-0x00000000003D8000-memory.dmp

Filesize
1.1MB

Download
memory/2160-2-0x0000000074DE0000-0x00000000754CE000-memory.dmp

Filesize
6.9MB

Download
memory/2160-3-0x0000000004F70000-0x0000000005050000-memory.dmp

Filesize
896KB

Download
memory/2160-4-0x0000000000770000-0x000000000078E000-memory.dmp

Filesize
120KB

Download
memory/2160-5-0x0000000000790000-0x00000000007A0000-memory.dmp

Filesize
64KB

Download
memory/2160-6-0x0000000005520000-0x00000000055DE000-memory.dmp

Filesize
760KB

Download
memory/2160-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmp

Filesize
4KB

Download
memory/2428-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2428-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2428-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

description	pid	process	target process
PID 2160 wrote to memory of 2548	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	powershell.exe
PID 2160 wrote to memory of 2548	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	powershell.exe
PID 2160 wrote to memory of 2548	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	powershell.exe
PID 2160 wrote to memory of 2548	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	powershell.exe
PID 2160 wrote to memory of 2744	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	schtasks.exe
PID 2160 wrote to memory of 2744	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	schtasks.exe
PID 2160 wrote to memory of 2744	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	schtasks.exe
PID 2160 wrote to memory of 2744	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	schtasks.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe
PID 2160 wrote to memory of 2428	2160	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe	e0d74fa44286f3a4c4c4c2fc151a339f487c2af644fb9691016dcf057b3bd343.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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