Analysis Overview
SHA256
4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940
Threat Level: Known bad
The file 4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe was found to be: Known bad.
Malicious Activity Summary
Remcos
Command and Scripting Interpreter: PowerShell
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtCreateThreadExHideFromDebugger
Drops file in Windows directory
System Location Discovery: System Language Discovery
Enumerates physical storage devices
Program crash
NSIS installer
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-18 01:12
Signatures
NSIS installer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-18 01:12
Reported
2024-08-18 01:14
Platform
win7-20240729-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Remcos
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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 2756 set thread context of 2648 | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files (x86)\windows mail\wab.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\albocarbon.ile | C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.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:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.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 |
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 SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\windows mail\wab.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe
"C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Afmatningens=Get-Content 'C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Antipatheticalness\Anskaffet.Sys';$Unsucculent=$Afmatningens.SubString(619,3);.$Unsucculent($Afmatningens)"
C:\Program Files (x86)\windows mail\wab.exe
"C:\Program Files (x86)\windows mail\wab.exe"
Network
| Country | Destination | Domain | Proto |
| VN | 103.67.162.225:80 | 103.67.162.225 | tcp |
| VN | 103.67.162.233:9462 | tcp | |
| US | 8.8.8.8:53 | geoplugin.net | udp |
| NL | 178.237.33.50:80 | geoplugin.net | tcp |
Files
memory/2756-7-0x00000000738D1000-0x00000000738D2000-memory.dmp
memory/2756-8-0x00000000738D0000-0x0000000073E7B000-memory.dmp
memory/2756-11-0x00000000738D0000-0x0000000073E7B000-memory.dmp
memory/2756-10-0x00000000738D0000-0x0000000073E7B000-memory.dmp
memory/2756-9-0x00000000738D0000-0x0000000073E7B000-memory.dmp
C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Antipatheticalness\Anskaffet.Sys
| MD5 | d9a344e48210c5d555312be94347270a |
| SHA1 | 8e1957cb5f8e181411781bca9fa72f57e8d0d2b1 |
| SHA256 | e31954e86c5fadd5da5409be4c6266ac0740652f25073eb29f87d6727d0668b6 |
| SHA512 | ed1c9a1ce86f20c3eb860079067a7476b8e543c212b0fccd1e73183b6535dec74f34ece8b0225f10fd2f211af68bac6d7302c3b91e1a88d30285ad202854d853 |
memory/2756-14-0x00000000738D0000-0x0000000073E7B000-memory.dmp
C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Sacrificed.Guf
| MD5 | e5923d356c8ca6e039eb3c12c3f8ce7a |
| SHA1 | b920b2490fb5bbcefb281df27180eaa4f81825fc |
| SHA256 | a3761e7a154e7defc78d9be7e003d327de84520afe5d8adc90074822ade75b65 |
| SHA512 | 41af37685e04e272fe7b0b4e0dcb93b0ca6e33f930dc362ba82f93fa428ba0664ce06699c21ccb55a84c5e927d30415fe110cb6f35b1028d46f97d2f7ec95f4f |
memory/2756-16-0x00000000738D0000-0x0000000073E7B000-memory.dmp
memory/2756-17-0x0000000006640000-0x000000000B4B5000-memory.dmp
memory/2756-18-0x00000000738D0000-0x0000000073E7B000-memory.dmp
memory/2648-19-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-21-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-28-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-31-0x0000000000B60000-0x0000000001BC2000-memory.dmp
C:\ProgramData\remcos\logs.dat
| MD5 | 129b63696901496a0bc7fad0dbee53cb |
| SHA1 | bd52c91ba23d3e84afe4e04cce263f794456ad0a |
| SHA256 | 6200e4314a795069f8ae7b76badc9a8bba6ac4d98632b380c4b5114fd82e564b |
| SHA512 | f7db61f7a1807fcdd84e1e23acd3fb047a5bd5ad9f0d23746aca18b4146b9f3f91e16f7cdbc7caa07f35d45a160fdb1e5607abb6a10ed4cbe10e40c85b47384d |
memory/2648-34-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-37-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-40-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-43-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-46-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-49-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-52-0x0000000000B60000-0x0000000001BC2000-memory.dmp
memory/2648-55-0x0000000000B60000-0x0000000001BC2000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-18 01:12
Reported
2024-08-18 01:14
Platform
win10v2004-20240802-en
Max time kernel
150s
Max time network
153s
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 |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\albocarbon.ile | C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.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\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.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 3516 wrote to memory of 2220 | N/A | C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 3516 wrote to memory of 2220 | N/A | C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 3516 wrote to memory of 2220 | N/A | C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe
"C:\Users\Admin\AppData\Local\Temp\4c614a69aebe97562d09c05c5b08db70ba7cba08f6698e5a87fc85407e2fb940.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Afmatningens=Get-Content 'C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Antipatheticalness\Anskaffet.Sys';$Unsucculent=$Afmatningens.SubString(619,3);.$Unsucculent($Afmatningens)"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2220 -ip 2220
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 2644
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.201.86.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.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 |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.73.42.20.in-addr.arpa | udp |
Files
memory/2220-5-0x0000000073ABE000-0x0000000073ABF000-memory.dmp
memory/2220-6-0x0000000002C30000-0x0000000002C66000-memory.dmp
memory/2220-8-0x0000000005430000-0x0000000005A58000-memory.dmp
memory/2220-7-0x0000000073AB0000-0x0000000074260000-memory.dmp
memory/2220-9-0x0000000073AB0000-0x0000000074260000-memory.dmp
memory/2220-10-0x0000000005A60000-0x0000000005A82000-memory.dmp
memory/2220-11-0x0000000005B00000-0x0000000005B66000-memory.dmp
memory/2220-12-0x0000000005B70000-0x0000000005BD6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5dtna2xi.uds.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2220-22-0x0000000005BE0000-0x0000000005F34000-memory.dmp
memory/2220-23-0x0000000006160000-0x000000000617E000-memory.dmp
memory/2220-24-0x0000000006230000-0x000000000627C000-memory.dmp
memory/2220-25-0x00000000073D0000-0x0000000007466000-memory.dmp
memory/2220-26-0x0000000006710000-0x000000000672A000-memory.dmp
memory/2220-27-0x0000000006760000-0x0000000006782000-memory.dmp
memory/2220-28-0x0000000007A20000-0x0000000007FC4000-memory.dmp
C:\Users\Admin\AppData\Local\Outlaughing235\ephemeric\Antipatheticalness\Anskaffet.Sys
| MD5 | d9a344e48210c5d555312be94347270a |
| SHA1 | 8e1957cb5f8e181411781bca9fa72f57e8d0d2b1 |
| SHA256 | e31954e86c5fadd5da5409be4c6266ac0740652f25073eb29f87d6727d0668b6 |
| SHA512 | ed1c9a1ce86f20c3eb860079067a7476b8e543c212b0fccd1e73183b6535dec74f34ece8b0225f10fd2f211af68bac6d7302c3b91e1a88d30285ad202854d853 |
memory/2220-30-0x0000000008650000-0x0000000008CCA000-memory.dmp
memory/2220-32-0x0000000073AB0000-0x0000000074260000-memory.dmp