remcos | 972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112

General

Target

972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
Size

920KB
MD5

837245dd0067f14b51b01c3ec2abd1e2
SHA1

050af9b128d86975c8afa6d62b1bedec0d6f20b0
SHA256

972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112
SHA512

b0372c59246b7263fa213cf341af74aab174205d8ba6f06cfa18b92c16a8aed16b889fb2c37ffe27e1aa79f41c2a6be02e756dee6bad86d8ade27797d80a91c7
SSDEEP

24576:jMyQZrc+IbxyYMv5KXgoNV8LCZacnu4Z1aNR3:PQ9c+IFrnemod46d

Score

10^/10

remcos remotehost discovery execution rat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

172.245.123.14:2404

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-3DXQCZ
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 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1796	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 576 set thread context of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.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 3 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	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2160	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
1796	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
Token: SeDebugPrivilege	1796	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 576 wrote to memory of 1796	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	31
PID 576 wrote to memory of 1796	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	31
PID 576 wrote to memory of 1796	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	31
PID 576 wrote to memory of 1796	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	31
PID 576 wrote to memory of 2160	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	32
PID 576 wrote to memory of 2160	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	32
PID 576 wrote to memory of 2160	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	32
PID 576 wrote to memory of 2160	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	32
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35
PID 576 wrote to memory of 2864	576	972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe	35

C:\Users\Admin\AppData\Local\Temp\972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
"C:\Users\Admin\AppData\Local\Temp\972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:576
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ppcjCFk.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1796
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ppcjCFk" /XML "C:\Users\Admin\AppData\Local\Temp\tmp119D.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2160
- C:\Users\Admin\AppData\Local\Temp\972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe
  "C:\Users\Admin\AppData\Local\Temp\972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112.exe"
  2⤵
  PID:2864

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\tmp119D.tmp

Filesize
1KB

MD5
8687b881ba42b7ec4224fbb7ddb04901

SHA1
1e8c50ca65cdde451791b80f9d9bb71828b1fedb

SHA256
477fdc8d376a94f6b60e7a3c2f0dccbce9445cea008621de971fe39166504a01

SHA512
eac46320d3bf17c33f3d8d2c13894244fed8e1744e7d6705308971eb9b96fc9e30ef1c90ca4177ef6b7f3b292bd97091cafe30dce1f1b9c666a7cef82efce126

Download Submit
memory/576-0-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/576-1-0x00000000009D0000-0x0000000000ABC000-memory.dmp

Filesize
944KB

Download
memory/576-2-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/576-3-0x0000000000870000-0x0000000000882000-memory.dmp

Filesize
72KB

Download
memory/576-4-0x00000000748FE000-0x00000000748FF000-memory.dmp

Filesize
4KB

Download
memory/576-5-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/576-6-0x0000000007B50000-0x0000000007C14000-memory.dmp

Filesize
784KB

Download
memory/576-31-0x00000000748F0000-0x0000000074FDE000-memory.dmp

Filesize
6.9MB

Download
memory/2864-22-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-32-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-27-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-25-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2864-26-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-18-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-12-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-16-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-14-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-20-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-28-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-33-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-34-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-35-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-36-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-37-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-38-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-39-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-40-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2864-41-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads