Analysis
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max time kernel
298s -
max time network
273s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23-12-2024 15:17
Static task
static1
Behavioral task
behavioral1
Sample
Quotation.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
Quotation.exe
Resource
win10v2004-20241007-en
General
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Target
Quotation.exe
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Size
1.0MB
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MD5
67b86e9595c2d0d2f44454ec239fda56
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SHA1
1a44600a7b4e010174d99c152dc20fef1d84061a
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SHA256
905eb3c354f4f1210442b25983482a2612d6354df9c3d26beb9a0bdaf1e9ac04
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SHA512
73fb542c826f8e75683e7944f0f616d2317d17c5cc153610e7d2107c6da7458da00c89e797aa4f59c92d92095dcf884ef9474cf7ac5dcc4bf526aa8389486604
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SSDEEP
24576:BHAXaxESQklIlQcZrVs+3FvrVOuHvKYKrVFmdGp7N1/TBt:BgAlFUrv3FjwuPKYaGK/t
Malware Config
Extracted
remcos
RemoteHost
185.241.208.87:2404
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audio_folder
MicRecords
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audio_path
ApplicationPath
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-7DRXD9
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos family
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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.
pid Process 1972 powershell.exe 1552 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation Quotation.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 748 set thread context of 4820 748 Quotation.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quotation.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Quotation.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 -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3944 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 748 Quotation.exe 748 Quotation.exe 748 Quotation.exe 748 Quotation.exe 748 Quotation.exe 748 Quotation.exe 1972 powershell.exe 1552 powershell.exe 748 Quotation.exe 1972 powershell.exe 1552 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 748 Quotation.exe Token: SeDebugPrivilege 1972 powershell.exe Token: SeDebugPrivilege 1552 powershell.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 748 wrote to memory of 1972 748 Quotation.exe 89 PID 748 wrote to memory of 1972 748 Quotation.exe 89 PID 748 wrote to memory of 1972 748 Quotation.exe 89 PID 748 wrote to memory of 1552 748 Quotation.exe 91 PID 748 wrote to memory of 1552 748 Quotation.exe 91 PID 748 wrote to memory of 1552 748 Quotation.exe 91 PID 748 wrote to memory of 3944 748 Quotation.exe 93 PID 748 wrote to memory of 3944 748 Quotation.exe 93 PID 748 wrote to memory of 3944 748 Quotation.exe 93 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95 PID 748 wrote to memory of 4820 748 Quotation.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Quotation.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:748 -
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\Quotation.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1972
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hVWuVAdS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1552
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hVWuVAdS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE37A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3944
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C:\Users\Admin\AppData\Local\Temp\Quotation.exe"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4820
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5228ad6b5efad2b21f84a120c189963fe
SHA1e39c045bf2cd3f8b0c94738995ae7a8d3e384928
SHA256509e15da64a7688fff08bdd5d59af152900ed8ef21b5f6d0df7f3c80e2c2f628
SHA512c0176d90e786903e5cb353cf5ecf89b9e3053016fea33e14f62e2fb4f2596c7ec052917fd9bbf2555ce5a2532e058b9af4d54414af58769d2c1022edd96c402b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD536c6baccd9077ade2b3ccb5a05358fd0
SHA130240fb3658bbfb5ad0291497fd0c3d5a6dc3a8c
SHA2563b6810ead77dbd81ccd88bc9bb23ec4cb782f73e36cf9a6d6ad5cd15d58b4840
SHA512a2fbd06323114a503dbf934d0ae9079a79df79d08ead493ee13ec112948e5f6eaebba9558d5ae446b73a6095876d9d32c56272e2cae5c9ca6a3407dd30fb9f79