Analysis Overview
SHA256
3b97b5da457f961783873c0c1f09924e4e1b16931811a9118a6185290103b918
Threat Level: Known bad
The file RFQ-7H87-F8R-pdf.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Unsigned PE
Program crash
Command and Scripting Interpreter: PowerShell
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Modifies registry key
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-13 12:59
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-13 12:59
Reported
2024-08-13 13:01
Platform
win7-20240708-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
Remcos
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\Helias = "%Sicknessproof% -windowstyle minimized $Housecleaning=(Get-ItemProperty -Path 'HKCU:\\Chenillernes\\').Rytmisere;%Sicknessproof% ($Housecleaning)" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2972 set thread context of 1500 | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files (x86)\windows mail\wab.exe |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\reg.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\windows mail\wab.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
Modifies registry key
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle minimized " $Cocytus=Get-Content 'C:\Users\Admin\AppData\Local\Temp\homonymies\unsoundnesses\Enkepensions.Sne';$Ambassadrmde=$Cocytus.SubString(57807,3);.$Ambassadrmde($Cocytus)"
C:\Program Files (x86)\windows mail\wab.exe
"C:\Program Files (x86)\windows mail\wab.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Helias" /t REG_EXPAND_SZ /d "%Sicknessproof% -windowstyle minimized $Housecleaning=(Get-ItemProperty -Path 'HKCU:\Chenillernes\').Rytmisere;%Sicknessproof% ($Housecleaning)"
C:\Windows\SysWOW64\reg.exe
REG ADD HKCU\Software\Microsoft\Windows\CurrentVersion\Run /f /v "Helias" /t REG_EXPAND_SZ /d "%Sicknessproof% -windowstyle minimized $Housecleaning=(Get-ItemProperty -Path 'HKCU:\Chenillernes\').Rytmisere;%Sicknessproof% ($Housecleaning)"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | digitaltechtrendz.com | udp |
| US | 8.8.8.8:53 | digitaltechtrendz.com | udp |
| GB | 185.221.216.247:80 | digitaltechtrendz.com | tcp |
Files
memory/2972-85-0x00000000736F1000-0x00000000736F2000-memory.dmp
memory/2972-86-0x00000000736F0000-0x0000000073C9B000-memory.dmp
memory/2972-87-0x00000000736F0000-0x0000000073C9B000-memory.dmp
memory/2972-88-0x00000000736F0000-0x0000000073C9B000-memory.dmp
memory/2972-89-0x00000000736F0000-0x0000000073C9B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\homonymies\unsoundnesses\Enkepensions.Sne
| MD5 | 99360cbea01ba5d275ab8d13defef9e6 |
| SHA1 | 877c8b2a325b989afd8692043026cdfe45ee2864 |
| SHA256 | 6b66692c69cfb96bfb20a35c1b810ececaa9c3e1674e35ec46bd93108b12d4a0 |
| SHA512 | 22236972fe8232239d37602dd41f828f52a820c76bb2407ee02c09b89472f6d5d5c252ba638ea281c9922f793af8cf2b67bbc61c3c9ac29c904eadb54784b303 |
memory/2972-92-0x00000000736F0000-0x0000000073C9B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\homonymies\unsoundnesses\Valutakursernes.Dve
| MD5 | c5193b51055addd729bd7160c6612044 |
| SHA1 | 0cc227f487327ac49a0a582ba8014d92d120207f |
| SHA256 | 18e4703c2fd844f8a5d2bfe938b1ee9ced57092d9a80bca98a7caafb4954df3c |
| SHA512 | 67b8a069575fd7d11d12a3794e3e101a655546dfb3e216ef2700704db9c9cee7ed358376b89d031cb2a0d2f2c357eff59555701403c185476c18ab84633e93b9 |
memory/2972-94-0x00000000736F0000-0x0000000073C9B000-memory.dmp
memory/2972-95-0x0000000006680000-0x00000000086F6000-memory.dmp
memory/2972-96-0x00000000736F0000-0x0000000073C9B000-memory.dmp
memory/1500-97-0x00000000006A0000-0x0000000001702000-memory.dmp
memory/1500-100-0x00000000006A0000-0x0000000001702000-memory.dmp
memory/1500-103-0x00000000006A0000-0x0000000001702000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-13 12:59
Reported
2024-08-13 13:01
Platform
win10v2004-20240802-en
Max time kernel
140s
Max time network
127s
Command Line
Signatures
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1168 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 1168 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 1168 wrote to memory of 2716 | N/A | C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ-7H87-F8R-pdf.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle minimized " $Cocytus=Get-Content 'C:\Users\Admin\AppData\Local\Temp\homonymies\unsoundnesses\Enkepensions.Sne';$Ambassadrmde=$Cocytus.SubString(57807,3);.$Ambassadrmde($Cocytus)"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2716 -ip 2716
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2716 -s 2776
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
Files
memory/2716-83-0x0000000073D0E000-0x0000000073D0F000-memory.dmp
memory/2716-84-0x0000000000C60000-0x0000000000C96000-memory.dmp
memory/2716-85-0x0000000073D00000-0x00000000744B0000-memory.dmp
memory/2716-86-0x0000000004D60000-0x0000000005388000-memory.dmp
memory/2716-87-0x0000000073D00000-0x00000000744B0000-memory.dmp
memory/2716-88-0x0000000004A80000-0x0000000004AA2000-memory.dmp
memory/2716-90-0x0000000004C40000-0x0000000004CA6000-memory.dmp
memory/2716-89-0x0000000004B20000-0x0000000004B86000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_u251vfjy.sc2.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2716-100-0x00000000054D0000-0x0000000005824000-memory.dmp
memory/2716-101-0x0000000005AA0000-0x0000000005ABE000-memory.dmp
memory/2716-102-0x0000000005AF0000-0x0000000005B3C000-memory.dmp
memory/2716-103-0x0000000006030000-0x00000000060C6000-memory.dmp
memory/2716-104-0x0000000005FE0000-0x0000000005FFA000-memory.dmp
memory/2716-105-0x0000000006C80000-0x0000000006CA2000-memory.dmp
memory/2716-106-0x0000000007260000-0x0000000007804000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\homonymies\unsoundnesses\Enkepensions.Sne
| MD5 | 99360cbea01ba5d275ab8d13defef9e6 |
| SHA1 | 877c8b2a325b989afd8692043026cdfe45ee2864 |
| SHA256 | 6b66692c69cfb96bfb20a35c1b810ececaa9c3e1674e35ec46bd93108b12d4a0 |
| SHA512 | 22236972fe8232239d37602dd41f828f52a820c76bb2407ee02c09b89472f6d5d5c252ba638ea281c9922f793af8cf2b67bbc61c3c9ac29c904eadb54784b303 |
memory/2716-108-0x0000000007E90000-0x000000000850A000-memory.dmp
memory/2716-110-0x0000000073D00000-0x00000000744B0000-memory.dmp