remcos | c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
16-11-2024 23:11

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General

Target

c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
Size

916KB
MD5

68f40766e94fc1af54416d9a70dac75d
SHA1

59392802094efcea3c633bff647bb827518fa75d
SHA256

c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06
SHA512

95c0916a00921fdb308c83d5a873b1a6ea6a4e86aa852102f8c707da7738623629d44fffafe325356bc7b6cfcbadd1dceaa3dd3ff38fe6baf3ec0d4c05c0e16e
SSDEEP

24576:bMyqk7d8gE/KTudG5Zl75eJzKo8BYttZ7npS4dO:XZ8gE/KSdyT5u+fB6TpSoO

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

alibabaforwader.duckdns.org:60247

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-6XDESO
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

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
2188	powershell.exe
2824	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35

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	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.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	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.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
2880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
2824	powershell.exe
2188	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
Token: SeDebugPrivilege	2824	powershell.exe
Token: SeDebugPrivilege	2188	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2756	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2188	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	29
PID 2304 wrote to memory of 2188	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	29
PID 2304 wrote to memory of 2188	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	29
PID 2304 wrote to memory of 2188	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	29
PID 2304 wrote to memory of 2824	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	31
PID 2304 wrote to memory of 2824	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	31
PID 2304 wrote to memory of 2824	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	31
PID 2304 wrote to memory of 2824	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	31
PID 2304 wrote to memory of 2880	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	32
PID 2304 wrote to memory of 2880	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	32
PID 2304 wrote to memory of 2880	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	32
PID 2304 wrote to memory of 2880	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	32
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35
PID 2304 wrote to memory of 2756	2304	c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe	35

C:\Users\Admin\AppData\Local\Temp\c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
"C:\Users\Admin\AppData\Local\Temp\c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304
- 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\c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2188
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pNlkzRsCluNDj.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2824
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pNlkzRsCluNDj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA96.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2880
- C:\Users\Admin\AppData\Local\Temp\c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe
  "C:\Users\Admin\AppData\Local\Temp\c6a06ff2641493643fcd905be87713ffa41ce03823a6bf6ac4b6dc2071c2ed06.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\remcos\logs.dat

Filesize
144B

MD5
8395f61b729f81aeed0488f2ffac46ba

SHA1
1c1b386e22ed14f4523a5d425db8d778ea1fc8f0

SHA256
bd35a2e10b1bdb1e15b569ac3cb677f55c982e04898455677acca502afb4cf2d

SHA512
43c8e45a36ab1a5c195fc2524c3e6a58f8e55adc70bf2fce60d2f88dad8c3163edb8aede339b9fd9656cf83105844d0997f6f0de0ef76aa4b3e535dac5370c11

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDA96.tmp

Filesize
1KB

MD5
44cd01f13ae2c778a627464864a7b746

SHA1
7dc11159afa46e3ee67c0b6b0c651fee57bbbddc

SHA256
c2ccfddc4bff52fad6c9393aa7ccc2560cfd7d0a5691aa06d6d507622ee3dcb1

SHA512
aca2e907212523698aa4bfbd3106edefacc7ed0029250b1b921eedc8cd33962c74d5ab65f30e7641bc903b2bde7758c9a383e063df0a137c75353b9e8c8bcfbd

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
cfc5641cc9b3c166666cca2025cbb5b2

SHA1
5957b0bdb7dea4c78745bbda58beae0f58b123fb

SHA256
0e2b899a29b0e5de01277d0b516a115e6a3945c5c108441dcae4de5abf41bcc8

SHA512
aec0212f76e1b4ce6bcd49143e506e3389558737f7944507dc37473d49ab27820439563f2c1d840e996af4042738eef73abbad43ff661857f555986ec2c5c981

Download Submit
memory/2304-36-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-1-0x0000000000C70000-0x0000000000D5C000-memory.dmp

Filesize
944KB

Download
memory/2304-2-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-3-0x0000000000440000-0x0000000000452000-memory.dmp

Filesize
72KB

Download
memory/2304-4-0x0000000074470000-0x0000000074B5E000-memory.dmp

Filesize
6.9MB

Download
memory/2304-5-0x0000000005E50000-0x0000000005F12000-memory.dmp

Filesize
776KB

Download
memory/2304-0-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/2756-52-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-57-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-48-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-49-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-50-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-31-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-53-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-54-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-55-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-56-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2756-59-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-60-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-61-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-62-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-63-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-64-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-66-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-67-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-68-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-69-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-70-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-71-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-73-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-74-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-75-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-76-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-77-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-78-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-80-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-81-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-82-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-83-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-84-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-85-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-87-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-88-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2756-89-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download