Analysis Overview
SHA256
a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246
Threat Level: Known bad
The file a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246 was found to be: Known bad.
Malicious Activity Summary
Detects Andromeda payload.
Andromeda, Gamarue
Adds policy Run key to start application
Loads dropped DLL
Executes dropped EXE
UPX packed file
Checks computer location settings
Adds Run key to start application
Maps connected drives based on registry
Suspicious use of SetThreadContext
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-09 01:18
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-09 01:18
Reported
2024-09-09 01:21
Platform
win7-20240903-en
Max time kernel
150s
Max time network
130s
Command Line
Signatures
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\syswow64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\15725 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msbidez.bat" | C:\Windows\syswow64\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Loads dropped DLL
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 552 set thread context of 2224 | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe |
| PID 1632 set thread context of 176696 | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe |
| PID 1632 set thread context of 176756 | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\LOCALS~1\Temp\msbidez.bat | C:\Windows\syswow64\svchost.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\Roaming\skype\skyrpe.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\syswow64\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| 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\Roaming\skype\skyrpe.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe
"C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe"
C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe
"C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\LRWIG.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Windows\syswow64\svchost.exe
C:\Windows\syswow64\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 20.109.209.108:80 | www.update.microsoft.com | tcp |
| US | 8.8.4.4:53 | sonic4me.com | udp |
| US | 184.105.192.2:80 | sonic4me.com | tcp |
| US | 8.8.4.4:53 | imageshells.com | udp |
| US | 8.8.8.8:53 | imageshells.com | udp |
| US | 184.105.192.2:80 | imageshells.com | tcp |
Files
memory/552-2-0x0000000000320000-0x0000000000321000-memory.dmp
memory/2224-53487-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2224-53485-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2224-53483-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2224-53481-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2224-53479-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2224-53488-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2224-53489-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\LRWIG.bat
| MD5 | 0654f004b2e314bad7f75867e91da37d |
| SHA1 | 4232c22e7340b12108d86e3cb35ed288a3dbc7f1 |
| SHA256 | ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249 |
| SHA512 | dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553 |
\Users\Admin\AppData\Roaming\skype\skyrpe.exe
| MD5 | aa5c883f1b99399667c7af8039fc098c |
| SHA1 | 602a6f1a14baa11a4156cceae4ab32abf9cf52e7 |
| SHA256 | e3a827296be43741d28501834ea5890d04fb7e123ffc2a192e8a9cac5f5b3197 |
| SHA512 | 7f7f8f77cf7dc4dcd8306adc8128038ccc97d451c909964c79942008a1b9ebd9806101aac656d7177c4a561cef1f83eaef3e881f9563070aecc4123eb17ae682 |
memory/2224-53680-0x0000000000400000-0x000000000040B000-memory.dmp
memory/176756-106963-0x0000000000400000-0x0000000000405000-memory.dmp
memory/2224-106968-0x0000000000400000-0x000000000040B000-memory.dmp
memory/176756-106971-0x0000000000400000-0x0000000000405000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-09 01:18
Reported
2024-09-09 01:21
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
157s
Command Line
Signatures
Andromeda, Gamarue
Detects Andromeda payload.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\47310 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mskvkxluf.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Skype = "C:\\Users\\Admin\\AppData\\Roaming\\skype\\skyrpe.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3408 set thread context of 684 | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe |
| PID 2820 set thread context of 2212 | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe |
| PID 2820 set thread context of 4920 | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\LOCALS~1\Temp\mskvkxluf.exe | C:\Windows\SysWOW64\svchost.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\Roaming\skype\skyrpe.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\cmd.exe | N/A |
| 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\Roaming\skype\skyrpe.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe
"C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe"
C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe
"C:\Users\Admin\AppData\Local\Temp\a6024bd5018ec1ad76d554d44910610f814bf2b71409b147a9340b9457d1f246.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\SPOSF.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Skype" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe" /f
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
"C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\syswow64\svchost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 136.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 8.8.4.4:53 | www.update.microsoft.com | udp |
| US | 8.8.8.8:53 | 4.4.8.8.in-addr.arpa | udp |
| US | 8.8.4.4:53 | tcp | |
| US | 8.8.8.8:53 | tcp | |
| US | 8.8.4.4:53 | sonic4me.com | udp |
| US | 8.8.8.8:53 | sonic4me.com | udp |
| US | 8.8.4.4:53 | imageshells.com | udp |
| US | 8.8.8.8:53 | imageshells.com | udp |
| US | 184.105.192.2:80 | imageshells.com | tcp |
| US | 8.8.8.8:53 | 2.192.105.184.in-addr.arpa | udp |
Files
memory/3408-2-0x0000000002300000-0x0000000002301000-memory.dmp
memory/3408-3-0x0000000002310000-0x0000000002311000-memory.dmp
memory/3408-4-0x0000000002300000-0x0000000002301000-memory.dmp
memory/3408-5-0x0000000002320000-0x0000000002321000-memory.dmp
memory/3408-6-0x0000000002330000-0x0000000002331000-memory.dmp
memory/684-7-0x0000000000400000-0x000000000040B000-memory.dmp
memory/684-9-0x0000000000400000-0x000000000040B000-memory.dmp
memory/684-11-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\SPOSF.txt
| MD5 | 0654f004b2e314bad7f75867e91da37d |
| SHA1 | 4232c22e7340b12108d86e3cb35ed288a3dbc7f1 |
| SHA256 | ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249 |
| SHA512 | dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553 |
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
| MD5 | c4ae386e9ad80cd3f9d0a979dcaf6fb6 |
| SHA1 | 3071b31e26024fa4733675d77bc3b974f1a68609 |
| SHA256 | ed61c7f867380e5a0e28791094f05c97179150e195fbe25cf60baed3e6d259bd |
| SHA512 | 4168409d01b3836e381a82ac96d977d36b5a703300ca5a2d54e542125fc1c802eb2d8a99f07c29e1e9ebbcc14bae867ef689cf95ea875f161d56304c567b4551 |
memory/2820-37-0x0000000000400000-0x000000000044D000-memory.dmp
memory/2820-38-0x0000000000400000-0x000000000044D000-memory.dmp
memory/684-39-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2820-43-0x0000000000400000-0x000000000044D000-memory.dmp
memory/4920-51-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4920-47-0x0000000000400000-0x0000000000405000-memory.dmp
memory/2820-53-0x0000000000400000-0x000000000044D000-memory.dmp
memory/684-57-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2456-61-0x00000000002A0000-0x00000000002A5000-memory.dmp
memory/2212-65-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2456-67-0x00000000001F0000-0x00000000001F5000-memory.dmp