remcos | 0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f

General

Target

0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe
Size

1.0MB
MD5

635765cceb6124b872708bdf4705a130
SHA1

d5e8c27b2df59528e82e3bf1afea6120777c8b7e
SHA256

0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f
SHA512

a1504bb980c745121c3ffa3527be41b8eb6b9931e0990cafdbf0997543c064f04fbd435c171c5b6085c3d03e8c5004db496a50d17630e484c7dd96cf8f2c04bd
SSDEEP

24576:awMwelVVjRUmo4FeqnbFLcPUEN6Q3qNTPGgQKM:a7wm84FRnbF5EN36NT7Q

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

176.65.144.121:5689

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
5867-V7HPI7
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
Remcos family
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
2552	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2736 set thread context of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.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	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.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	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.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
1592	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2552	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	powershell.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2552	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	30
PID 2736 wrote to memory of 2552	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	30
PID 2736 wrote to memory of 2552	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	30
PID 2736 wrote to memory of 2552	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	30
PID 2736 wrote to memory of 1592	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	32
PID 2736 wrote to memory of 1592	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	32
PID 2736 wrote to memory of 1592	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	32
PID 2736 wrote to memory of 1592	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	32
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34
PID 2736 wrote to memory of 2608	2736	0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe	34

C:\Users\Admin\AppData\Local\Temp\0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe
"C:\Users\Admin\AppData\Local\Temp\0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ieVfsycTEOGSC.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ieVfsycTEOGSC" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9AAA.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1592
- C:\Users\Admin\AppData\Local\Temp\0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe
  "C:\Users\Admin\AppData\Local\Temp\0c7bd1e8fff94f0637482376a00a115eb4f260ac8c65c4a3723f4f74f1fb730f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2608

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\tmp9AAA.tmp

Filesize
1KB

MD5
af35fe66cc02e67c35eaf912dbcaf6db

SHA1
6d9506e0c5482631fa240ead1ebb737854ce01f8

SHA256
2e5b589ace1fbfa60310891ab2ddda65933c71eef8e5d7ae02dabb1e730a2db0

SHA512
a0f6a917fa3193d71129eb478684c1aba2b6e4142f2d0d84fe3b886fa3c610303511a5ba719e5877e80f34d570bb1d315eea42d6f6353faff74c6a2ec6eee6b2

Download Submit
memory/2608-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-47-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-46-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-45-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-44-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-29-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-43-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-30-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-24-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-42-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2608-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2608-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2736-2-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2736-4-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2736-0-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

Filesize
4KB

Download
memory/2736-31-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2736-1-0x0000000000DB0000-0x0000000000EC2000-memory.dmp

Filesize
1.1MB

Download
memory/2736-6-0x000000000A460000-0x000000000A520000-memory.dmp

Filesize
768KB

Download
memory/2736-5-0x0000000074AC0000-0x00000000751AE000-memory.dmp

Filesize
6.9MB

Download
memory/2736-3-0x00000000003B0000-0x00000000003CE000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads