remcos | 7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395

General

Target

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe
Size

1.8MB
MD5

c3bf525ab42ea2e0a37a55b290dd13bf
SHA1

665e8ac35e69dc4a1fa273bd35703a201f9b074d
SHA256

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395
SHA512

d6f71d29a5e4b94d04181791edf55d22c3640e2c4115a1b17f4d6c14b79ea0b728a06acb0a0c3848ac4edae8535cf923585af13236fdeddf0051345d083fa9d8
SSDEEP

12288:qLXh08hSxuM4AUQC46V10t5hwv1xh14VGpxJz5W+EQpOIzkTJXY8I+6yi:QXNSNVt5+vPh14gxJzsQpOmkTJXY5

Score

10^/10

remcos gasplant discovery evasion execution rat trojan

Malware Config

Extracted

Family

remcos

Botnet

GASPLANT

C2

dotatech.de:30908

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
chrome-SYTYBI
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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

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

2420 powershell.exe
Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

pid	process
2420	powershell.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

description	pid	process	target process
PID 2536 set thread context of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe

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 1 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

Processes:

wmplayer.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wmplayer.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

2420 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 2420 powershell.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wmplayer.exe

pid	process
2420	powershell.exe

description	pid	process
Token: SeDebugPrivilege	2420	powershell.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

description	pid	process	target process
PID 2536 wrote to memory of 2420	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	powershell.exe
PID 2536 wrote to memory of 2420	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	powershell.exe
PID 2536 wrote to memory of 2420	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	powershell.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2848	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ilasm.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2732	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	vbc.exe
PID 2536 wrote to memory of 2884	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	csc.exe
PID 2536 wrote to memory of 2884	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	csc.exe
PID 2536 wrote to memory of 2884	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	csc.exe
PID 2536 wrote to memory of 2884	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	csc.exe
PID 2536 wrote to memory of 2852	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wab.exe
PID 2536 wrote to memory of 2852	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wab.exe
PID 2536 wrote to memory of 2852	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wab.exe
PID 2536 wrote to memory of 2852	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wab.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2568	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	notepad.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 2200	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	calc.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 688	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	ngen.exe
PID 2536 wrote to memory of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe
PID 2536 wrote to memory of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe
PID 2536 wrote to memory of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe
PID 2536 wrote to memory of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe
PID 2536 wrote to memory of 1184	2536	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe	wmplayer.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe

C:\Users\Admin\AppData\Local\Temp\7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe
"C:\Users\Admin\AppData\Local\Temp\7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2536
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\7a422ffa32fcdb0ca5698ef80ea3a7bed96b3fc42e008b0458256f4c680bd395.exe" -Force
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2420
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
  2⤵
  PID:2848
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:2732
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  PID:2884
- C:\Program Files (x86)\Windows Mail\wab.exe
  "C:\Program Files (x86)\Windows Mail\wab.exe"
  2⤵
  PID:2852
- C:\Windows\System32\notepad.exe
  "C:\Windows\System32\notepad.exe"
  2⤵
  PID:2568
- C:\Windows\System32\calc.exe
  "C:\Windows\System32\calc.exe"
  2⤵
  PID:2200
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ngen.exe"
  2⤵
  PID:688
- C:\Program Files (x86)\Windows Media Player\wmplayer.exe
  "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1184
- C:\Program Files (x86)\Windows Media Player\wmplayer.exe
  "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
  2⤵
  PID:1872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

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

memory/2420-8-0x0000000002D90000-0x0000000002E10000-memory.dmp

Filesize
512KB

Download
memory/2420-10-0x0000000001E70000-0x0000000001E78000-memory.dmp

Filesize
32KB

Download
memory/2420-9-0x000000001B730000-0x000000001BA12000-memory.dmp

Filesize
2.9MB

Download
memory/2536-3-0x000000001B190000-0x000000001B262000-memory.dmp

Filesize
840KB

Download
memory/2536-0-0x000007FEF51D3000-0x000007FEF51D4000-memory.dmp

Filesize
4KB

Download
memory/2536-2-0x000007FEF51D0000-0x000007FEF5BBC000-memory.dmp

Filesize
9.9MB

Download
memory/2536-1-0x0000000000900000-0x0000000000908000-memory.dmp

Filesize
32KB

Download
memory/2536-86-0x000007FEF51D0000-0x000007FEF5BBC000-memory.dmp

Filesize
9.9MB

Download
memory/2848-19-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2848-21-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2848-17-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2848-15-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2848-13-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download
memory/2848-11-0x0000000000400000-0x000000000047F000-memory.dmp

Filesize
508KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads