Analysis Overview
SHA256
15a9251e8d697fd00288f1c495030de0933224204c294459bd2656793c16d6b1
Threat Level: Known bad
The file 027cb66f8eda3f2819ac4b8c67c4551a was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Checks processor information in registry
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-19 10:18
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
2023-12-19 10:18
Reported
2023-12-19 10:55
Platform
win7-20231215-en
Max time kernel
149s
Max time network
148s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3601492379-692465709-652514833-1000\Software\Microsoft\Windows\CurrentVersion\Run\9AA882D6 = "C:\\Users\\Admin\\AppData\\Roaming\\9AA882D6\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Users\Admin\AppData\Local\Temp\027cb66f8eda3f2819ac4b8c67c4551a.exe
"C:\Users\Admin\AppData\Local\Temp\027cb66f8eda3f2819ac4b8c67c4551a.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 216.218.185.162:80 | spaines.pw | tcp |
Files
memory/1928-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1928-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1892-5-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1144-4-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/1928-3-0x0000000001D60000-0x0000000002760000-memory.dmp
memory/1144-2-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/1892-11-0x0000000000C50000-0x0000000000C66000-memory.dmp
memory/1144-10-0x00000000776C1000-0x00000000776C2000-memory.dmp
memory/1892-9-0x0000000077870000-0x0000000077871000-memory.dmp
memory/1892-7-0x000000007786F000-0x0000000077870000-memory.dmp
memory/1144-6-0x0000000002E30000-0x0000000002E36000-memory.dmp
memory/1892-8-0x000000007786F000-0x0000000077871000-memory.dmp
memory/1928-12-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1928-13-0x0000000001D60000-0x0000000002760000-memory.dmp
memory/1892-15-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1892-16-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/1088-22-0x00000000003A0000-0x00000000003A6000-memory.dmp
memory/1144-28-0x0000000002DE0000-0x0000000002DE6000-memory.dmp
memory/1088-27-0x00000000003A0000-0x00000000003A6000-memory.dmp
memory/1056-26-0x00000000776C1000-0x00000000776C2000-memory.dmp
memory/1056-25-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1144-24-0x0000000002DE0000-0x0000000002DE6000-memory.dmp
memory/1892-32-0x00000000001C0000-0x00000000001C1000-memory.dmp
memory/1892-33-0x0000000000120000-0x0000000000126000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-19 10:18
Reported
2023-12-19 10:56
Platform
win10v2004-20231215-en
Max time kernel
160s
Max time network
169s
Command Line
Signatures
Tinba / TinyBanker
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0F321B94 = "C:\\Users\\Admin\\AppData\\Roaming\\0F321B94\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\system32\WerFault.exe | N/A |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\system32\WerFault.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\system32\WerFault.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\system32\WerFault.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\system32\WerFault.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\backgroundTaskHost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\backgroundTaskHost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\backgroundTaskHost.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:CortanaUI.AppX3bn25b6f886wmg6twh46972vprk9tnbf.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca
C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\027cb66f8eda3f2819ac4b8c67c4551a.exe
"C:\Users\Admin\AppData\Local\Temp\027cb66f8eda3f2819ac4b8c67c4551a.exe"
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3864 -s 920
C:\Windows\system32\backgroundTaskHost.exe
"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
C:\Windows\System32\RuntimeBroker.exe
C:\Windows\System32\RuntimeBroker.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 21.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 216.218.185.162:80 | spaines.pw | tcp |
| US | 8.8.8.8:53 | 162.185.218.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.173.189.20.in-addr.arpa | udp |
Files
memory/1512-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1512-1-0x0000000000400000-0x0000000000428000-memory.dmp
memory/1512-2-0x0000000000440000-0x0000000000441000-memory.dmp
memory/1512-3-0x0000000002220000-0x0000000002C20000-memory.dmp
memory/3312-5-0x00000000005D0000-0x00000000005D6000-memory.dmp
memory/3312-4-0x00000000005B0000-0x00000000005C2000-memory.dmp
memory/3464-7-0x0000000000FB0000-0x0000000000FB6000-memory.dmp
memory/3312-8-0x0000000077A82000-0x0000000077A83000-memory.dmp
memory/3464-9-0x00007FFB87CAD000-0x00007FFB87CAE000-memory.dmp
memory/1512-11-0x0000000002220000-0x0000000002C20000-memory.dmp
memory/3312-13-0x00000000005D0000-0x00000000005D6000-memory.dmp
memory/2500-15-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/2844-16-0x0000000000820000-0x0000000000826000-memory.dmp
memory/3464-18-0x0000000000FC0000-0x0000000000FC6000-memory.dmp
memory/2500-19-0x00000000005E0000-0x00000000005E6000-memory.dmp
memory/2476-17-0x0000000000470000-0x0000000000476000-memory.dmp
memory/2844-23-0x0000000000820000-0x0000000000826000-memory.dmp
memory/3656-24-0x0000000000070000-0x0000000000076000-memory.dmp
memory/4004-25-0x0000000000C00000-0x0000000000C06000-memory.dmp
memory/3864-22-0x00000000006E0000-0x00000000006E6000-memory.dmp
memory/3464-21-0x0000000000FC0000-0x0000000000FC6000-memory.dmp
memory/3656-20-0x0000000000070000-0x0000000000076000-memory.dmp
memory/4004-27-0x0000000000C00000-0x0000000000C06000-memory.dmp
memory/4080-26-0x0000000000E20000-0x0000000000E26000-memory.dmp
memory/3312-28-0x00000000005D0000-0x00000000005D6000-memory.dmp
memory/4080-29-0x0000000000E20000-0x0000000000E26000-memory.dmp
memory/3976-31-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/4452-32-0x0000000000830000-0x0000000000836000-memory.dmp
memory/316-33-0x00000000004B0000-0x00000000004B6000-memory.dmp
memory/3976-34-0x00000000001C0000-0x00000000001C6000-memory.dmp
memory/4452-35-0x0000000000830000-0x0000000000836000-memory.dmp
memory/316-36-0x00000000004B0000-0x00000000004B6000-memory.dmp
memory/3544-37-0x0000000000FC0000-0x0000000000FC6000-memory.dmp
memory/4360-38-0x0000000000480000-0x0000000000486000-memory.dmp
memory/1044-39-0x0000000000FF0000-0x0000000000FF6000-memory.dmp
memory/1044-41-0x0000000000FF0000-0x0000000000FF6000-memory.dmp
memory/4952-40-0x0000000000390000-0x0000000000396000-memory.dmp
memory/4952-42-0x0000000000390000-0x0000000000396000-memory.dmp
memory/772-43-0x0000000000FD0000-0x0000000000FD6000-memory.dmp
memory/3656-44-0x0000000000070000-0x0000000000076000-memory.dmp
memory/772-45-0x0000000000FD0000-0x0000000000FD6000-memory.dmp
memory/772-59-0x00007FFB87E20000-0x00007FFB87E21000-memory.dmp
memory/772-64-0x00007FFB87E30000-0x00007FFB87E31000-memory.dmp
memory/1036-71-0x0000000000B00000-0x0000000000B06000-memory.dmp
memory/1036-72-0x0000000000B00000-0x0000000000B06000-memory.dmp
memory/1036-73-0x00007FFB87CAD000-0x00007FFB87CAE000-memory.dmp
memory/1036-74-0x00007FFB87E40000-0x00007FFB87E41000-memory.dmp
memory/4004-75-0x00007FFB87E20000-0x00007FFB87E21000-memory.dmp
memory/3464-76-0x00007FFB87E40000-0x00007FFB87E41000-memory.dmp
memory/4508-81-0x0000000000C00000-0x0000000000C06000-memory.dmp
memory/4508-82-0x0000000000C00000-0x0000000000C06000-memory.dmp
C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\TargetedContentCache\v3\310091\c366f2fe3b4d44d98f19003abb5493b4_1
| MD5 | 9f9a5e8fea8b42267c31c73b4c880794 |
| SHA1 | ae881c6f26dbc45a991f81cdb3e570fe3f2d2183 |
| SHA256 | 76c5a40293ba2fc405de01054d8f34226ca09e53ae871e23648456b9e8d63cf9 |
| SHA512 | 46c27e3040b4aebd0acc2556960f3cfa6dd7fb56fde18aa1e366b83023adc196496d9772a7abdc0ab15e1569398a50788a2f1df3079073feff3a9e8e5ab11d7c |
C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\TargetedContentCache\v3\338388\a87b97da226f4d979abd6868eab9cc30_1
| MD5 | 01c08c4a0ee30f855bc29670f5bfa420 |
| SHA1 | 0736440f840298136141efeba03bf445eb3a71e1 |
| SHA256 | af48d1a6ae230063a95e2cfee0f8c8fb751ffe3410ce2e7e308931e961fd6b97 |
| SHA512 | 08f0552177832e678e011c24065741bebe8ad7e17c62871ed81618ee12b156b53d3ab88b227e0f6d62791d930f376a062bab0ac0b09071d28c80e9c87939fab5 |
memory/4508-89-0x00007FFB87E40000-0x00007FFB87E41000-memory.dmp
memory/1036-90-0x00007FFB87E30000-0x00007FFB87E31000-memory.dmp
memory/4508-91-0x00007FFB87E30000-0x00007FFB87E31000-memory.dmp
C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
| MD5 | 0663e111b226e976aad35711d8934153 |
| SHA1 | 1d08aea08b5745d1c148f54e82e7f5373457aec2 |
| SHA256 | 4cfef5d13eadda69bd5cb71fbc38af64f0d08be7fff5229be4214726a50754c9 |
| SHA512 | e2ac8da3d3884fdc76e76bc8692bd9100ea95cbc91d513920a5d6e9d080c48610e8b9c996bac74a48a7896f0e53770353f160f6dc1161e0624979cb28c83b517 |
C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
| MD5 | cbb9dba0debc184bffbde912125c9226 |
| SHA1 | ed94d85381f0b96619bdf3a8bc30d48e1d4446bc |
| SHA256 | 9c113acd30dc6cc529b905b4d8fa4fcf762ea9d3967a51ccebce83f3585dcb63 |
| SHA512 | 23971452a5c5406ebe449f0e41ed13e195b1757c7d5028e737380fc2bcfce787941c29d2644d529516422171ffb7ca54ddd1f468efc431d44e6e9c4d274f6db3 |
memory/1036-107-0x0000000000B00000-0x0000000000B06000-memory.dmp
C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.ContentDeliveryManager_cw5n1h2txyewy\LocalState\ContentManagementSDK\Creatives\338388\eventbeacons.dat
| MD5 | fb86d3b7f8acae7689d250415f0c7c85 |
| SHA1 | 61ce9fd4a0ac2df963bdfcbe6504cf0d9fea0f65 |
| SHA256 | 10102f845968aa2eb8b3d8bbeaa3488fe5282f0b387e3ea1693af037ba7af523 |
| SHA512 | 42cfcbe7ba5b6bd1c0e0971d7ad2484b5f015381924dcdbd8851576d098d6c1ead8122587d2285da7d95c9a088e10483e612c9e166a568bac39b781b710b5114 |
memory/4080-118-0x00007FFB87E20000-0x00007FFB87E21000-memory.dmp
memory/4080-119-0x00007FFB87E40000-0x00007FFB87E41000-memory.dmp
memory/4080-120-0x00007FFB87E30000-0x00007FFB87E31000-memory.dmp