Analysis Overview
SHA256
5baae71e2a32ea026faa51e6a98ced27f3ba4a69573e1e5e4ef6353525a6617c
Threat Level: Known bad
The file f1b8ee3765adaacc22866a75201155a0N 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 Program Files directory
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-08 03:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-08 03:24
Reported
2024-09-08 03:26
Platform
win10v2004-20240802-en
Max time kernel
119s
Max time network
122s
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\1931 = "C:\\PROGRA~3\\LOCALS~1\\Temp\\mshaxohq.scr" | C:\Windows\SysWOW64\svchost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Roaming\\winlogonr\\winlogonr.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\winlogonr\winlogonr.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3420 set thread context of 4760 | N/A | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe |
| PID 4028 set thread context of 2760 | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe |
| PID 4028 set thread context of 3804 | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\PROGRA~3\LOCALS~1\Temp\mshaxohq.scr | 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\winlogonr\winlogonr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.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\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.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 |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.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\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe
"C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4104,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=4008 /prefetch:8
C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe
"C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\TBPOA.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "winlogon" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe" /f
C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe
"C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe"
C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe
"C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe"
C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe
"C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\syswow64\svchost.exe
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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.update.microsoft.com | udp |
| US | 20.72.235.82:80 | www.update.microsoft.com | tcp |
| US | 8.8.4.4:53 | skyband.in | udp |
| US | 8.8.8.8:53 | skyband.in | udp |
| US | 8.8.8.8:53 | 82.235.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.4.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.4.4:53 | skyband.in | udp |
| US | 8.8.8.8:53 | skyband.in | udp |
Files
memory/3420-2-0x00000000022C0000-0x00000000022C2000-memory.dmp
memory/3420-3-0x00000000022D0000-0x00000000022D2000-memory.dmp
memory/3420-4-0x00000000022F0000-0x00000000022F2000-memory.dmp
memory/3420-5-0x0000000002340000-0x0000000002342000-memory.dmp
memory/4760-6-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4760-8-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4760-10-0x0000000000400000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\TBPOA.txt
| MD5 | 6831b89d0b8dc3e07588d733e75c122b |
| SHA1 | 8c70088c3224bbaf535ed19ec0f6bd5231c543be |
| SHA256 | 9fe102f2c6dff35f03787b85f725d12347cf491c897730a7f2e818f65177ffc2 |
| SHA512 | 699fb44a25032ee4ad0ace1f941c826b333baddb65049c22e80b272909e85f4c8a00fef73fe2d97fa8998a0b6969b13461237bfc1e8f9bf711849d17d0cda6da |
C:\Users\Admin\AppData\Roaming\winlogonr\winlogonr.exe
| MD5 | 210c620de91f5f9a8e6c2a91612a80a0 |
| SHA1 | bc8e3797123b5ba043aa1b3a7834b08b1e57e628 |
| SHA256 | de95065f68e685485ccedbc05a6e03c5cdf77f183d66d9b23ee06d8e8f1128ab |
| SHA512 | ae487995d16613a45584f283619665a1b78f562b4ddf74cab636f9aca7e577bd743000a969dae85400da734b65a0bfb2cb73b073f96df075d6b30c995bf9a7a9 |
memory/4760-36-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4028-38-0x0000000000400000-0x0000000000416000-memory.dmp
memory/4028-39-0x0000000000400000-0x0000000000416000-memory.dmp
memory/4028-40-0x0000000000400000-0x0000000000416000-memory.dmp
memory/3804-43-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4028-48-0x0000000000400000-0x0000000000416000-memory.dmp
memory/3804-47-0x0000000000400000-0x0000000000405000-memory.dmp
memory/4760-51-0x0000000000400000-0x000000000040B000-memory.dmp
memory/3020-55-0x0000000000F90000-0x0000000000F9E000-memory.dmp
memory/3020-57-0x0000000000F90000-0x0000000000F9E000-memory.dmp
memory/3020-60-0x0000000000FF0000-0x0000000000FF5000-memory.dmp
memory/3020-64-0x0000000000FF0000-0x0000000000FF5000-memory.dmp
memory/2760-66-0x0000000000400000-0x000000000040B000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-08 03:24
Reported
2024-09-08 03:26
Platform
win7-20240903-en
Max time kernel
92s
Max time network
16s
Command Line
Signatures
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\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe
"C:\Users\Admin\AppData\Local\Temp\f1b8ee3765adaacc22866a75201155a0N.exe"
Network
Files
memory/3052-4-0x0000000000230000-0x0000000000231000-memory.dmp
memory/3052-2-0x0000000000230000-0x0000000000231000-memory.dmp
memory/3052-14-0x0000000000250000-0x0000000000251000-memory.dmp
memory/3052-26-0x0000000000270000-0x0000000000271000-memory.dmp
memory/3052-38-0x0000000000310000-0x0000000000311000-memory.dmp
memory/3052-58-0x0000000000350000-0x0000000000351000-memory.dmp
memory/3052-76-0x00000000003E0000-0x00000000003E2000-memory.dmp
memory/3052-68-0x0000000000370000-0x0000000000371000-memory.dmp
memory/3052-707-0x0000000000700000-0x0000000000702000-memory.dmp
memory/3052-38753-0x0000000000700000-0x0000000000702000-memory.dmp