Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
10-09-2024 02:23
Static task
static1
Behavioral task
behavioral1
Sample
f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe
Resource
win10v2004-20240802-en
General
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Target
f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe
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Size
991KB
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MD5
c18b6791df510f32c72a619ef3dd7c7d
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SHA1
671e8af4049ebc8e93a4a9c968dfe747c24c3a60
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SHA256
f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69
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SHA512
ac5d54ad8e46324286d55f7c1a78a6315483e338ebebd36c5d2c2db30085da9ef734bec20782120f4ec8eaf101bccc51f8612fa26adb6e0f0af0711c350b1974
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SSDEEP
12288:vdZshZWHXnhEE8tpUEx1I94L+R49xIUBZjlP4JH0Y6QC4zmEs0mwF0WOs5HvrWZX:vzshZEXw7jIS6RuXGUDQFDMEKW4THM05
Malware Config
Extracted
remcos
Aug 23C
method8888.ddns.net:6902
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audio_folder
MicRecords
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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-RCNGU6
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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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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/5096-112-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/1600-107-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/784-106-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/5096-112-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1600-107-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
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 1428 powershell.exe 2920 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-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 656 set thread context of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 2300 set thread context of 1600 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 102 PID 2300 set thread context of 5096 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 103 PID 2300 set thread context of 784 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 104 -
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 8 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 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.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 4072 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
pid Process 1428 powershell.exe 2920 powershell.exe 1428 powershell.exe 2920 powershell.exe 784 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 784 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 1600 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 1600 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 1600 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 1600 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1428 powershell.exe Token: SeDebugPrivilege 2920 powershell.exe Token: SeDebugPrivilege 784 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 656 wrote to memory of 1428 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 94 PID 656 wrote to memory of 1428 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 94 PID 656 wrote to memory of 1428 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 94 PID 656 wrote to memory of 2920 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 96 PID 656 wrote to memory of 2920 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 96 PID 656 wrote to memory of 2920 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 96 PID 656 wrote to memory of 4072 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 97 PID 656 wrote to memory of 4072 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 97 PID 656 wrote to memory of 4072 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 97 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 656 wrote to memory of 2300 656 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 100 PID 2300 wrote to memory of 1600 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 102 PID 2300 wrote to memory of 1600 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 102 PID 2300 wrote to memory of 1600 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 102 PID 2300 wrote to memory of 1600 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 102 PID 2300 wrote to memory of 5096 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 103 PID 2300 wrote to memory of 5096 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 103 PID 2300 wrote to memory of 5096 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 103 PID 2300 wrote to memory of 5096 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 103 PID 2300 wrote to memory of 784 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 104 PID 2300 wrote to memory of 784 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 104 PID 2300 wrote to memory of 784 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 104 PID 2300 wrote to memory of 784 2300 f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe 104
Processes
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C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe"C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:656 -
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\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1428
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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\TkhOsslQS.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2920
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TkhOsslQS" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA8A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4072
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C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe"C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2300 -
C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exeC:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe /stext "C:\Users\Admin\AppData\Local\Temp\szcupgjg"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1600
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C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exeC:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe /stext "C:\Users\Admin\AppData\Local\Temp\cbhnqzuzbtx"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:5096
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C:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exeC:\Users\Admin\AppData\Local\Temp\f94c2da3623066f0066d1e403069a3125160b4200a4d86138cee932cc6970e69.exe /stext "C:\Users\Admin\AppData\Local\Temp\evmyrrfbpbpljm"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:784
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
144B
MD5cc9d2eee4d040c28f983f99a800710e0
SHA10ef8b9ae5d5beef05759e72ae51d985f908f4dd0
SHA256989d63b29ac77315f95f2f50716cefaaeef6265f55c244956798d26631d72e8c
SHA5126c16ec5f5e3d0857659ba3b62a3f98e9db26d13c45f68e881808029b0e669931481e334e77a72a05a5523ec7c5802c942fb25984933e9273c15bdd8a84f768a0
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD59b414d3fcbc46e72f0fe9dd71309efb1
SHA1679dd4c0caecb2e9bc9a6ab8eb16d0d13f2cab3e
SHA256b048a9995b6e4930f66969994200b0124dbd445d572caeaec9bd0607a75d938c
SHA512176f7f23f936db7ce4ea0b7b0d2c0e9bac52cd13850aa683389abb23ef2b8a1f6e2ae7c5168e78fa9cef0e0a27f8f75a6468501e47123c154fb2ef2682f7872f
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
4KB
MD51891919175c888ce82e9bd8a047b01ad
SHA1502a6892a5d27ecb791ac5aa6d8586944f540453
SHA256a6c43b4e4b8681cf0ef56c49c730fa77e34dc82db0260253a3ba75039030b9ec
SHA5128bb940050b1abf6c27db133ed446f41e108f670f361ed5102408832ce33d9b87cd0880723441f1632292eeeb0a319c4e0fac0ea659eb55ebe1130cc3e6c776a3
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Filesize
1KB
MD517b3942b75d95b35c1ef432229937033
SHA1ccc7f8cdb08e7d1207f519c94a5ff8e6634972bb
SHA256b29e2063d8db8469b42532a642c8d22ede523514fb149e2a11c644999f46aa65
SHA512ae11172c5ec3379d1b16a0d46a9a900146e184aa8fcb62a7fb19e541a13e16cde861338ce59ee49e7abd94aa11a30aaa2bfc4958deb1bb2a725fccd47ea548a5