Analysis
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max time kernel
124s -
max time network
138s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2024 11:59
Static task
static1
Behavioral task
behavioral1
Sample
RFQ.scr.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
RFQ.scr.exe
Resource
win10v2004-20241007-en
General
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Target
RFQ.scr.exe
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Size
1.1MB
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MD5
f30993e7984ac60c08d69710eaae6ef4
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SHA1
5caad7257cb88084ac77915bc6247450fdd7faf1
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SHA256
c8d717bc9d9c2bd335a79ac5e189d98f36fcd7ab0c62475a7aa7da5fd5ae75d1
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SHA512
c2a9353e6cf3ceb641dc4d4f68917d9d55a23cb8ca1cbc9f6c9ba9492cfb8fc7a8cbcc9a389ad877244afc15fec03204cd747b9a3e073b70a24776143a25bd74
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SSDEEP
24576:HEMpzxW67lClGVT2tpH3tJBmqzzz2LA5BEHgeCr0Mn0P6:jWAl/2ndJbzL/EHgtr4C
Malware Config
Signatures
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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.
Processes:
powershell.exepowershell.exepid process 956 powershell.exe 5700 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
RFQ.scr.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation RFQ.scr.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
Processes:
RFQ.scr.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\19.0\Outlook\Profiles\Outlook RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RFQ.scr.exe Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
powershell.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RFQ.scr = "C:\\Users\\Admin\\AppData\\Roaming\\RFQ.scr.exe" powershell.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
RFQ.scr.exedescription pid process target process PID 3916 set thread context of 4736 3916 RFQ.scr.exe RFQ.scr.exe -
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 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
powershell.exepowershell.exeRFQ.scr.exeRFQ.scr.exedescription ioc process 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 RFQ.scr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RFQ.scr.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
RFQ.scr.exepowershell.exepowershell.exepid process 3916 RFQ.scr.exe 3916 RFQ.scr.exe 956 powershell.exe 956 powershell.exe 5700 powershell.exe 5700 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
RFQ.scr.exeRFQ.scr.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 3916 RFQ.scr.exe Token: SeDebugPrivilege 4736 RFQ.scr.exe Token: SeDebugPrivilege 956 powershell.exe Token: SeDebugPrivilege 5700 powershell.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
RFQ.scr.exeRFQ.scr.exedescription pid process target process PID 3916 wrote to memory of 956 3916 RFQ.scr.exe powershell.exe PID 3916 wrote to memory of 956 3916 RFQ.scr.exe powershell.exe PID 3916 wrote to memory of 956 3916 RFQ.scr.exe powershell.exe PID 3916 wrote to memory of 3548 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 3548 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 3548 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 3916 wrote to memory of 4736 3916 RFQ.scr.exe RFQ.scr.exe PID 4736 wrote to memory of 5700 4736 RFQ.scr.exe powershell.exe PID 4736 wrote to memory of 5700 4736 RFQ.scr.exe powershell.exe PID 4736 wrote to memory of 5700 4736 RFQ.scr.exe powershell.exe -
outlook_office_path 1 IoCs
Processes:
RFQ.scr.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe -
outlook_win_path 1 IoCs
Processes:
RFQ.scr.exedescription ioc process Key queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RFQ.scr.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\RFQ.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ.scr.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:3916 -
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\RFQ.scr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956
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C:\Users\Admin\AppData\Local\Temp\RFQ.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ.scr.exe"2⤵PID:3548
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C:\Users\Admin\AppData\Local\Temp\RFQ.scr.exe"C:\Users\Admin\AppData\Local\Temp\RFQ.scr.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:4736 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'RFQ.scr';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name 'RFQ.scr' -Value '"C:\Users\Admin\AppData\Roaming\RFQ.scr.exe"' -PropertyType 'String'3⤵
- Command and Scripting Interpreter: PowerShell
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5700
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
1Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
53KB
MD5124edf3ad57549a6e475f3bc4e6cfe51
SHA180f5187eeebb4a304e9caa0ce66fcd78c113d634
SHA256638c51e173ca6b3469494a7e2e0b656021a761f77b4a83f3e430e82e7b9af675
SHA512b6c1a9051feeffad54ba1092fd799d34a9578368d7e66b31780fe478c1def0eb4094dce2879003f7389f2f9d86b94a3ef3975e78092a604597841c9b8db120ee
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Filesize
18KB
MD5c942888faa96268aae37fbdc285f79f0
SHA1bec149b6aa12da035e78e0203c069cd03c3a4ca5
SHA256cb45a3dc68287f1148c83037c79d02942817510bf2ea87b5efaa51af65f337a3
SHA512d2afca6ac660dce6feebf07b8cf198989b03f648379151827220cd1a5b17535c3bf030a007ba27b45f0167770a0e135acbb0cfa8d1c0bb97234f20f41983763b
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82