Analysis Overview
SHA256
89a9123df318a4c77a378e687f5e4c1c7f7806d64c85a7360a556b487343a49b
Threat Level: Known bad
The file Nettably.exe was found to be: Known bad.
Malicious Activity Summary
VIPKeylogger
Command and Scripting Interpreter: PowerShell
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Drops file in System32 directory
Drops file in Windows directory
Drops file in Program Files directory
Program crash
Enumerates physical storage devices
System Location Discovery: System Language Discovery
NSIS installer
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-29 11:15
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
2024-08-29 11:15
Reported
2024-08-29 11:17
Platform
win7-20240704-en
Max time kernel
120s
Max time network
124s
Command Line
Signatures
VIPKeylogger
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\legionrernes.Bac | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.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 Photo Viewer\ImagingDevices.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2548 set thread context of 2472 | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Common Files\underskridelser.ini | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Fonts\battable.ini | C:\Users\Admin\AppData\Local\Temp\Nettably.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\Nettably.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 Photo Viewer\ImagingDevices.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:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.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 |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Nettably.exe
"C:\Users\Admin\AppData\Local\Temp\Nettably.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Kludgy=Get-Content 'C:\Users\Admin\AppData\Local\errancies\Tansies.Tem';$Crushes53=$Kludgy.SubString(52844,3);.$Crushes53($Kludgy)
C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe
"C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 142.250.200.14:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 142.250.178.1:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| JP | 132.226.8.169:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.19.252.157:80 | crl.microsoft.com | tcp |
Files
memory/2548-9-0x0000000073F71000-0x0000000073F72000-memory.dmp
memory/2548-10-0x0000000073F70000-0x000000007451B000-memory.dmp
memory/2548-11-0x0000000073F70000-0x000000007451B000-memory.dmp
memory/2548-12-0x0000000073F70000-0x000000007451B000-memory.dmp
memory/2548-13-0x0000000073F70000-0x000000007451B000-memory.dmp
C:\Users\Admin\AppData\Local\errancies\Tansies.Tem
| MD5 | 5d38b5b5dd9df5889a8cdae91bda8ce0 |
| SHA1 | 55d4f7428bfc7a1c572e2f65d2877f53dfe9b00c |
| SHA256 | 45c83c93a697679fb2f35ba68b3df5393398970f0adbda0f8af697080a661a07 |
| SHA512 | 9632d65d07e63235746f60133dfeaad9474db92a70d2264300d3f433399b0ca0e647120d3393d07e5f722597ec1e14a4111f9b0819886cb11f646d75c1e6be8d |
memory/2548-15-0x0000000073F70000-0x000000007451B000-memory.dmp
C:\Users\Admin\AppData\Local\errancies\Tarantulid.Bed
| MD5 | 657f4fbdce2aec00af95560a9bb2f05f |
| SHA1 | 05d405cdf1e9b5617ff83d7833d7eb4f011a017b |
| SHA256 | dc6ea094e7cd8bb7306cb687eb37b1e8c711ea58c626628cd3c70dc329bdde6d |
| SHA512 | 9f77c539e9e76a3b9f3b77f5e7a771b23881daefd267cce693e77d40b0cb9a0cfb0371c61d9e5395af20d5395c5b0cc886828099ea136f35b87ef9f6ba638b38 |
memory/2548-17-0x0000000073F70000-0x000000007451B000-memory.dmp
memory/2548-18-0x0000000006700000-0x0000000007D63000-memory.dmp
memory/2548-19-0x0000000073F70000-0x000000007451B000-memory.dmp
memory/2472-41-0x0000000000BE0000-0x0000000001C42000-memory.dmp
memory/2472-43-0x0000000000BE0000-0x0000000000C22000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-29 11:15
Reported
2024-08-29 11:17
Platform
win10v2004-20240802-en
Max time kernel
129s
Max time network
102s
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 System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\legionrernes.Bac | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\Common Files\underskridelser.ini | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\Fonts\battable.ini | C:\Users\Admin\AppData\Local\Temp\Nettably.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\Nettably.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 |
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 3852 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 3852 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 3852 wrote to memory of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\Nettably.exe | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Nettably.exe
"C:\Users\Admin\AppData\Local\Temp\Nettably.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell.exe" -windowstyle hidden "$Kludgy=Get-Content 'C:\Users\Admin\AppData\Local\errancies\Tansies.Tem';$Crushes53=$Kludgy.SubString(52844,3);.$Crushes53($Kludgy)
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4760 -ip 4760
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4760 -s 2796
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 52.111.227.14:443 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
Files
memory/4760-7-0x000000007446E000-0x000000007446F000-memory.dmp
memory/4760-8-0x0000000002A10000-0x0000000002A46000-memory.dmp
memory/4760-9-0x0000000074460000-0x0000000074C10000-memory.dmp
memory/4760-10-0x0000000005600000-0x0000000005C28000-memory.dmp
memory/4760-11-0x00000000053A0000-0x00000000053C2000-memory.dmp
memory/4760-12-0x0000000005CA0000-0x0000000005D06000-memory.dmp
memory/4760-13-0x0000000005D10000-0x0000000005D76000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5wb0r1kr.g00.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/4760-23-0x0000000005D80000-0x00000000060D4000-memory.dmp
memory/4760-24-0x0000000006350000-0x000000000636E000-memory.dmp
memory/4760-25-0x0000000006390000-0x00000000063DC000-memory.dmp
memory/4760-26-0x0000000007310000-0x00000000073A6000-memory.dmp
memory/4760-27-0x0000000006860000-0x000000000687A000-memory.dmp
memory/4760-28-0x00000000068B0000-0x00000000068D2000-memory.dmp
memory/4760-29-0x0000000007960000-0x0000000007F04000-memory.dmp
C:\Users\Admin\AppData\Local\errancies\Tansies.Tem
| MD5 | 5d38b5b5dd9df5889a8cdae91bda8ce0 |
| SHA1 | 55d4f7428bfc7a1c572e2f65d2877f53dfe9b00c |
| SHA256 | 45c83c93a697679fb2f35ba68b3df5393398970f0adbda0f8af697080a661a07 |
| SHA512 | 9632d65d07e63235746f60133dfeaad9474db92a70d2264300d3f433399b0ca0e647120d3393d07e5f722597ec1e14a4111f9b0819886cb11f646d75c1e6be8d |
memory/4760-31-0x0000000008590000-0x0000000008C0A000-memory.dmp
memory/4760-32-0x0000000074460000-0x0000000074C10000-memory.dmp