Analysis Overview
SHA256
1186b5b49e01796f359fc0f584aeef545083cb6bc6d3ebb1a158e1b67fdfa5b8
Threat Level: Known bad
The file 40a8278ddc516f38960e65e87c5d58f0N.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Program crash
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Suspicious use of SendNotifyMessage
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-21 10:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-21 10:42
Reported
2024-08-21 10:44
Platform
win7-20240705-en
Max time kernel
118s
Max time network
121s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\D2641443 = "C:\\Users\\Admin\\AppData\\Roaming\\D2641443\\bin.exe" | C:\Windows\SysWOW64\winver.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\40a8278ddc516f38960e65e87c5d58f0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | 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 |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\taskhost.exe
"taskhost.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe
"C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 216.218.185.162:80 | elitiorecfreetoo.cc | tcp |
Files
memory/1200-1-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1200-3-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/2768-4-0x0000000000120000-0x0000000000126000-memory.dmp
memory/1200-6-0x00000000025E0000-0x00000000025E6000-memory.dmp
memory/1076-9-0x0000000002000000-0x0000000002006000-memory.dmp
memory/1172-12-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1200-15-0x0000000002DC0000-0x0000000002DC6000-memory.dmp
memory/2768-23-0x0000000000290000-0x0000000000296000-memory.dmp
memory/1272-18-0x0000000001D60000-0x0000000001D66000-memory.dmp
memory/2536-25-0x0000000000400000-0x000000000043F000-memory.dmp
memory/1272-26-0x0000000001D60000-0x0000000001D66000-memory.dmp
memory/1172-29-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1076-28-0x0000000002000000-0x0000000002006000-memory.dmp
memory/1200-27-0x0000000002DC0000-0x0000000002DC6000-memory.dmp
memory/2768-31-0x0000000000290000-0x0000000000296000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-21 10:42
Reported
2024-08-21 10:44
Platform
win10v2004-20240802-en
Max time kernel
114s
Max time network
121s
Command Line
Signatures
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.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\40a8278ddc516f38960e65e87c5d58f0N.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\winver.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" | C:\Windows\System32\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | N/A |
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: SeShutdownPrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\Explorer.EXE | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.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
| Description | Indicator | Process | Target |
| PID 1724 wrote to memory of 1180 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1724 wrote to memory of 1180 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1724 wrote to memory of 1180 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1724 wrote to memory of 1180 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1180 wrote to memory of 3460 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1724 wrote to memory of 3460 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\Explorer.EXE |
| PID 1724 wrote to memory of 2676 | N/A | C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe | C:\Windows\system32\sihost.exe |
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.exe
"C:\Users\Admin\AppData\Local\Temp\40a8278ddc516f38960e65e87c5d58f0N.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=3364,i,8293235976513689021,7261015831736501466,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1180 -ip 1180
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1180 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1724 -ip 1724
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 872
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | elitiorecfreetoo.cc | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.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 |
Files
memory/1724-1-0x0000000004710000-0x0000000004D68000-memory.dmp
memory/1724-2-0x00000000044F0000-0x00000000044F1000-memory.dmp
memory/1724-3-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/1724-4-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/1724-5-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/1724-6-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/1724-7-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/1724-8-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/3460-10-0x0000000002060000-0x0000000002066000-memory.dmp
memory/3460-11-0x0000000002060000-0x0000000002066000-memory.dmp
memory/1724-12-0x0000000000400000-0x000000000043F000-memory.dmp
memory/3460-17-0x0000000002070000-0x0000000002076000-memory.dmp
memory/1724-16-0x0000000005820000-0x0000000006220000-memory.dmp
memory/2676-19-0x00000000001A0000-0x00000000001A6000-memory.dmp
memory/1724-20-0x0000000005820000-0x0000000006220000-memory.dmp
memory/1724-24-0x0000000004710000-0x0000000004D68000-memory.dmp
memory/1724-22-0x0000000004710000-0x0000000005812000-memory.dmp
memory/2676-25-0x00000000001A0000-0x00000000001A6000-memory.dmp