Analysis
-
max time kernel
150s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2024 07:22
Static task
static1
Behavioral task
behavioral1
Sample
Payment Transfer Request Form.bat.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Payment Transfer Request Form.bat.exe
Resource
win10v2004-20241007-en
General
-
Target
Payment Transfer Request Form.bat.exe
-
Size
1.2MB
-
MD5
fc5a80adf45d78ffa834283d0a78f9f6
-
SHA1
6865dec6f71546ea01420295b7175038c3a81ec4
-
SHA256
e588a098e9ceb33f2616e11a3faf28162e5f4b7f3800b22ab3023bc376aeb18c
-
SHA512
27636cd0d31e3b1ff384869f1f2be6c23d7f02ecd70027c5d689de0893835d070218596a941472481d637cc6253ed3f2405991a6af4772596cc88f909a7dd7cb
-
SSDEEP
24576:RYdgfvzAKzxWCC9vSA6GRdsttHVqowvVpBdlvlOUa:rzAcWFt96ydyQow5dldna
Malware Config
Extracted
remcos
RemoteHost
212.162.149.226:9285
-
audio_folder
MicRecords
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
AppUpdate
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
true
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-VCJ8ZS
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
AppUpdate
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
Remcos family
-
Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepid process 4336 powershell.exe 1912 powershell.exe 1056 powershell.exe 1560 powershell.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
remcos.exePayment Transfer Request Form.bat.exePayment Transfer Request Form.bat.exeWScript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation remcos.exe Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation Payment Transfer Request Form.bat.exe Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation Payment Transfer Request Form.bat.exe Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation WScript.exe -
Executes dropped EXE 3 IoCs
Processes:
remcos.exeremcos.exeremcos.exepid process 1548 remcos.exe 3004 remcos.exe 1808 remcos.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
Payment Transfer Request Form.bat.exeremcos.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\"" Payment Transfer Request Form.bat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\"" Payment Transfer Request Form.bat.exe Set value (str) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\"" remcos.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AppUpdate = "\"C:\\ProgramData\\AppUpdate\\remcos.exe\"" remcos.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Payment Transfer Request Form.bat.exeremcos.exedescription pid process target process PID 548 set thread context of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 1548 set thread context of 1808 1548 remcos.exe remcos.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 12 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
remcos.exepowershell.exePayment Transfer Request Form.bat.exeWScript.execmd.exeremcos.exepowershell.exeschtasks.exePayment Transfer Request Form.bat.exepowershell.exeschtasks.exepowershell.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language remcos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Payment Transfer Request Form.bat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language remcos.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 Payment Transfer Request Form.bat.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 powershell.exe -
Modifies registry class 1 IoCs
Processes:
Payment Transfer Request Form.bat.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\Local Settings Payment Transfer Request Form.bat.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 2156 schtasks.exe 4656 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 19 IoCs
Processes:
Payment Transfer Request Form.bat.exepowershell.exepowershell.exeremcos.exepowershell.exepowershell.exepid process 548 Payment Transfer Request Form.bat.exe 548 Payment Transfer Request Form.bat.exe 548 Payment Transfer Request Form.bat.exe 548 Payment Transfer Request Form.bat.exe 4336 powershell.exe 1912 powershell.exe 548 Payment Transfer Request Form.bat.exe 4336 powershell.exe 1912 powershell.exe 1548 remcos.exe 1548 remcos.exe 1548 remcos.exe 1056 powershell.exe 1560 powershell.exe 1548 remcos.exe 1548 remcos.exe 1548 remcos.exe 1056 powershell.exe 1560 powershell.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
Payment Transfer Request Form.bat.exepowershell.exepowershell.exeremcos.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 548 Payment Transfer Request Form.bat.exe Token: SeDebugPrivilege 4336 powershell.exe Token: SeDebugPrivilege 1912 powershell.exe Token: SeDebugPrivilege 1548 remcos.exe Token: SeDebugPrivilege 1056 powershell.exe Token: SeDebugPrivilege 1560 powershell.exe -
Suspicious use of WriteProcessMemory 54 IoCs
Processes:
Payment Transfer Request Form.bat.exePayment Transfer Request Form.bat.exeWScript.execmd.exeremcos.exedescription pid process target process PID 548 wrote to memory of 4336 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 4336 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 4336 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 1912 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 1912 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 1912 548 Payment Transfer Request Form.bat.exe powershell.exe PID 548 wrote to memory of 2156 548 Payment Transfer Request Form.bat.exe schtasks.exe PID 548 wrote to memory of 2156 548 Payment Transfer Request Form.bat.exe schtasks.exe PID 548 wrote to memory of 2156 548 Payment Transfer Request Form.bat.exe schtasks.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 548 wrote to memory of 3064 548 Payment Transfer Request Form.bat.exe Payment Transfer Request Form.bat.exe PID 3064 wrote to memory of 4076 3064 Payment Transfer Request Form.bat.exe WScript.exe PID 3064 wrote to memory of 4076 3064 Payment Transfer Request Form.bat.exe WScript.exe PID 3064 wrote to memory of 4076 3064 Payment Transfer Request Form.bat.exe WScript.exe PID 4076 wrote to memory of 3300 4076 WScript.exe cmd.exe PID 4076 wrote to memory of 3300 4076 WScript.exe cmd.exe PID 4076 wrote to memory of 3300 4076 WScript.exe cmd.exe PID 3300 wrote to memory of 1548 3300 cmd.exe remcos.exe PID 3300 wrote to memory of 1548 3300 cmd.exe remcos.exe PID 3300 wrote to memory of 1548 3300 cmd.exe remcos.exe PID 1548 wrote to memory of 1056 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 1056 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 1056 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 1560 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 1560 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 1560 1548 remcos.exe powershell.exe PID 1548 wrote to memory of 4656 1548 remcos.exe schtasks.exe PID 1548 wrote to memory of 4656 1548 remcos.exe schtasks.exe PID 1548 wrote to memory of 4656 1548 remcos.exe schtasks.exe PID 1548 wrote to memory of 3004 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 3004 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 3004 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe PID 1548 wrote to memory of 1808 1548 remcos.exe remcos.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment Transfer Request Form.bat.exe"C:\Users\Admin\AppData\Local\Temp\Payment Transfer Request Form.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:548 -
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\Payment Transfer Request Form.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4336
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iKgKaogJ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1912
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iKgKaogJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA7B.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2156
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Transfer Request Form.bat.exe"C:\Users\Admin\AppData\Local\Temp\Payment Transfer Request Form.bat.exe"2⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"3⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4076 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c "C:\ProgramData\AppUpdate\remcos.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3300 -
C:\ProgramData\AppUpdate\remcos.exeC:\ProgramData\AppUpdate\remcos.exe5⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\AppUpdate\remcos.exe"6⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1056
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iKgKaogJ.exe"6⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1560
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iKgKaogJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp81ED.tmp"6⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4656
-
-
C:\ProgramData\AppUpdate\remcos.exe"C:\ProgramData\AppUpdate\remcos.exe"6⤵
- Executes dropped EXE
PID:3004
-
-
C:\ProgramData\AppUpdate\remcos.exe"C:\ProgramData\AppUpdate\remcos.exe"6⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1808
-
-
-
-
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.2MB
MD5fc5a80adf45d78ffa834283d0a78f9f6
SHA16865dec6f71546ea01420295b7175038c3a81ec4
SHA256e588a098e9ceb33f2616e11a3faf28162e5f4b7f3800b22ab3023bc376aeb18c
SHA51227636cd0d31e3b1ff384869f1f2be6c23d7f02ecd70027c5d689de0893835d070218596a941472481d637cc6253ed3f2405991a6af4772596cc88f909a7dd7cb
-
Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
-
Filesize
18KB
MD5c2ac037e78b5a4c036ab648595cbf188
SHA160d19eb063332be530d4ca4500a69d81cd40b1c3
SHA256276e68ce70f8c371d1c081de6f7bc0705a4633d8e3ce011ebc70fc3643f54615
SHA5127d38ea3da03798790f51c8743cdd66aab489cb7d5f919c23d16ea5ed89416b6efeebe8d41d340bd52fc5bf2fe6e91c381d82532128c51950405e6bc8cacd3ff0
-
Filesize
18KB
MD56cb7f0dfaa53141d7c40b009b938b001
SHA1d5328e45e8903295c4e930d035a776f13206b179
SHA256adaa6490af6272b6cd4a9e23933fc7e84e377d9638afefeef51991fe6476c70e
SHA5123d43ef4c35510c0a5450ccd3cdd08de91e0a9a1746e14e595759ff14be56e3c4644b8aadcbb761fc93bf0bc2df199042531a929ffc5504e2607aca2800b63754
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
392B
MD5046708368578d720d91fb9ceecec742e
SHA11dc732f67f48a1d5694f4cf14a8d279dbd1d6ee6
SHA25604f4edc28e97a16f93cf7acac864aba17cc467282550ae61baac719262be6f5e
SHA5129106f645ee74c9e061fcb396a00d706512d41054a356125f26a10d42390d8f0d3ea3dd785393bf5de358b62464ec3c0f7d2e27411e87bb408581f820c427e7f0
-
Filesize
1KB
MD5c2782d3c456780dcdcf0df733103a724
SHA1c7cf6fb0ede28224be4fee958b47e2fa5ce06b47
SHA25606570439bc65dd68d3b0385b73b915bc16bc75e440b2700b1fb0d4ceffcefdf0
SHA5125b3f38c307f47c0c3bd72313110423bf02b13062e21e3e77ed5db4d8a6c9030012f95b3f11caac716065700a14103183dd7950db5bb66d7a7703581c447dcb1c