Analysis Overview
SHA256
19d54644787bfe38031a1e670be4aec6dbb23431a19d8f59b7c60339e99088e9
Threat Level: Known bad
The file 57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.zip was found to be: Known bad.
Malicious Activity Summary
Andromeda, Gamarue
Detects Andromeda payload.
Adds policy Run key to start application
Executes dropped EXE
Checks computer location settings
UPX packed file
Maps connected drives based on registry
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in System32 directory
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: GetForegroundWindowSpam
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-04 07:21
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-04 07:21
Reported
2024-09-04 07:22
Platform
win7-20240729-en
Max time kernel
31s
Max time network
16s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\system32\taskschd.msc | C:\Windows\system32\mmc.exe | N/A |
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\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\mmc.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: 33 | N/A | C:\Windows\system32\mmc.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\system32\mmc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe | N/A |
| N/A | N/A | C:\Windows\system32\mmc.exe | N/A |
| N/A | N/A | C:\Windows\system32\mmc.exe | N/A |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
"C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe"
C:\Windows\system32\mmc.exe
"C:\Windows\system32\mmc.exe" "C:\Windows\system32\taskschd.msc" /s
Network
Files
memory/2064-0-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2064-3-0x0000000000310000-0x0000000000311000-memory.dmp
memory/2064-75-0x0000000000404000-0x0000000000405000-memory.dmp
memory/2064-223-0x0000000000400000-0x0000000000462000-memory.dmp
memory/1064-224-0x0000000002C20000-0x0000000002C3E000-memory.dmp
memory/1064-225-0x000000001E030000-0x000000001E376000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-04 07:21
Reported
2024-09-04 07:24
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
130s
Command Line
Signatures
Andromeda, Gamarue
Detects Andromeda payload.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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\58831 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\msvvirptu.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.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 |
| 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 |
| 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-1-5-21-4182098368-2521458979-3782681353-1000\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 4904 set thread context of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe |
| PID 2332 set thread context of 2044 | N/A | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe | C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe |
| PID 2332 set thread context of 4036 | 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\msvvirptu.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:\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\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.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 |
| 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\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.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\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
"C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe"
C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe
"C:\Users\Admin\AppData\Local\Temp\57ab710f4f52fb571cd0e1e9c2478c38717fe95fcc9f7c5ba2f3a796fc339b62.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BRSPX.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 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| 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 | 184.105.192.2:80 | imageshells.com | tcp |
| US | 8.8.8.8:53 | 4.4.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 108.209.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.192.105.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| 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 | 184.105.192.2:80 | imageshells.com | tcp |
Files
memory/4904-0-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4904-4-0x0000000002330000-0x0000000002331000-memory.dmp
memory/4904-3-0x0000000002320000-0x0000000002321000-memory.dmp
memory/4904-5-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4904-6-0x0000000002320000-0x0000000002321000-memory.dmp
memory/4904-7-0x0000000002340000-0x0000000002341000-memory.dmp
memory/4904-8-0x0000000002350000-0x0000000002351000-memory.dmp
memory/2052-9-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2052-11-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2052-14-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4904-13-0x0000000000400000-0x0000000000462000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\BRSPX.txt
| MD5 | 0654f004b2e314bad7f75867e91da37d |
| SHA1 | 4232c22e7340b12108d86e3cb35ed288a3dbc7f1 |
| SHA256 | ead325a060300a9606a3f0f14694be39a3e4006a60c6c3eb0bea5d6f98192249 |
| SHA512 | dda135cdfca90a742d42b4c7a5e7f5df6580ec428302a8f0c311f5b92eb08dda75774e0c7497110faffbe2dfa02b30d2dfe35ec2848a275f53be8d930c7aa553 |
C:\Users\Admin\AppData\Roaming\skype\skyrpe.exe
| MD5 | 92e54f8347c7bab5f5da3fbee5c83313 |
| SHA1 | 977670f14cdcb9b975455963ba7dd528f97ef4e0 |
| SHA256 | c8b2d8c3b17baa13e7c6573763ea515e3edff4f5f121b9602ddd07f296771e00 |
| SHA512 | b1931c905e19adc6512eb045158f1d6c554da5d58687a731ba20eb0c2b80b3d3954f134e83d513e56a5591131c8966a4217f60d036dbf0001c4610d3a42181d3 |
memory/2332-38-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2332-41-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2332-42-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2052-43-0x0000000000400000-0x000000000040B000-memory.dmp
memory/2332-47-0x0000000000400000-0x0000000000462000-memory.dmp
memory/4036-51-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4036-55-0x0000000000400000-0x0000000000405000-memory.dmp
memory/2332-58-0x0000000000400000-0x0000000000462000-memory.dmp
memory/2052-59-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1316-64-0x0000000000FF0000-0x0000000000FF5000-memory.dmp
memory/1316-68-0x0000000000FF0000-0x0000000000FF5000-memory.dmp
memory/2044-70-0x0000000000400000-0x000000000040B000-memory.dmp
memory/1316-72-0x0000000000F40000-0x0000000000F45000-memory.dmp