Analysis Overview
SHA256
a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53
Threat Level: Known bad
The file a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53 was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Unsigned PE
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-02 01:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-02 01:28
Reported
2024-07-02 01:30
Platform
win10v2004-20240508-en
Max time kernel
135s
Max time network
97s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\winver.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 |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1612 wrote to memory of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1612 wrote to memory of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1612 wrote to memory of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1612 wrote to memory of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe | C:\Windows\SysWOW64\winver.exe |
| PID 1116 wrote to memory of 3536 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 1116 wrote to memory of 2660 | N/A | C:\Windows\SysWOW64\winver.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\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe
"C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1116 -ip 1116
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1116 -s 632
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | insamertojertoq.cc | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/1612-0-0x00000000006D0000-0x00000000006D2000-memory.dmp
memory/3536-4-0x0000000002C70000-0x0000000002C76000-memory.dmp
memory/1116-2-0x0000000000A90000-0x0000000000A96000-memory.dmp
memory/3536-1-0x0000000002C70000-0x0000000002C76000-memory.dmp
memory/1612-5-0x0000000002360000-0x0000000002D60000-memory.dmp
memory/1116-8-0x00007FF9DB6F0000-0x00007FF9DB8E5000-memory.dmp
memory/3536-7-0x00007FF9DB78D000-0x00007FF9DB78E000-memory.dmp
memory/1116-6-0x0000000077B12000-0x0000000077B13000-memory.dmp
memory/1612-9-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2660-10-0x0000000000F70000-0x0000000000F76000-memory.dmp
memory/2660-11-0x0000000000F70000-0x0000000000F76000-memory.dmp
memory/1116-13-0x0000000000A90000-0x0000000000A96000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 01:28
Reported
2024-07-02 01:30
Platform
win7-20240611-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000\Software\Microsoft\Windows\CurrentVersion\Run\DFB217A0 = "C:\\Users\\Admin\\AppData\\Roaming\\DFB217A0\\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\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\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe
"C:\Users\Admin\AppData\Local\Temp\a2aa12090aaab3ae5ee1af85f6ff51723dace7f724c801aa45cd0fb969288a53.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.google.com | udp |
| US | 8.8.8.8:53 | insamertojertoq.cc | udp |
| US | 8.8.8.8:53 | yxjsibeugmmj.com | udp |
| US | 216.218.185.162:80 | yxjsibeugmmj.com | tcp |
Files
memory/948-0-0x0000000000240000-0x0000000000242000-memory.dmp
memory/948-1-0x0000000002600000-0x0000000003000000-memory.dmp
memory/1848-10-0x0000000000130000-0x0000000000131000-memory.dmp
memory/1200-13-0x00000000776F1000-0x00000000776F2000-memory.dmp
memory/1200-12-0x0000000002CD0000-0x0000000002CD6000-memory.dmp
memory/1848-11-0x00000000003D1000-0x00000000003D2000-memory.dmp
memory/1848-9-0x000000007789F000-0x00000000778A1000-memory.dmp
memory/1848-8-0x000000007789F000-0x00000000778A0000-memory.dmp
memory/1848-7-0x00000000778A0000-0x00000000778A1000-memory.dmp
memory/1848-6-0x00000000000B0000-0x00000000000B6000-memory.dmp
memory/1200-3-0x0000000002CD0000-0x0000000002CD6000-memory.dmp
memory/1200-2-0x0000000002CD0000-0x0000000002CD6000-memory.dmp
memory/1848-14-0x00000000776A0000-0x0000000077849000-memory.dmp
memory/948-15-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2028-24-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/1200-22-0x0000000002CE0000-0x0000000002CE6000-memory.dmp
memory/1180-19-0x0000000000230000-0x0000000000236000-memory.dmp
memory/1120-17-0x0000000000490000-0x0000000000496000-memory.dmp
memory/1200-32-0x0000000002CE0000-0x0000000002CE6000-memory.dmp
memory/1120-31-0x0000000000490000-0x0000000000496000-memory.dmp
memory/948-33-0x0000000002600000-0x0000000003000000-memory.dmp
memory/2028-30-0x00000000776F1000-0x00000000776F2000-memory.dmp
memory/2028-29-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/1180-28-0x00000000776F1000-0x00000000776F2000-memory.dmp
memory/1180-27-0x0000000000230000-0x0000000000236000-memory.dmp
memory/1848-39-0x00000000000B0000-0x00000000000B6000-memory.dmp