Analysis Overview
SHA256
af7f62daf3a94f233ce52d65544795d8549557dad87426ebd413fad77a650248
Threat Level: Known bad
The file NEAS.102a63f3d69562922a0f56a1c7361aa0_JC.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-11-02 21:45
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-11-02 21:45
Reported
2023-11-03 00:17
Platform
win7-20231020-en
Max time kernel
186s
Max time network
190s
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-1-5-21-2084844033-2744876406-2053742436-1000\Software\Microsoft\Windows\CurrentVersion\Run\4910BB42 = "C:\\Users\\Admin\\AppData\\Roaming\\4910BB42\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | 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
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\NEAS.102a63f3d69562922a0f56a1c7361aa0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.102a63f3d69562922a0f56a1c7361aa0_JC.exe"
C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
C:\Windows\system32\taskhost.exe
"taskhost.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 |
| US | 8.8.8.8:53 | uyhgqunqkxnx.pw | udp |
| NL | 192.42.116.41:80 | uyhgqunqkxnx.pw | tcp |
| US | 8.8.8.8:53 | vcklmnnejwxx.pw | udp |
| US | 216.218.185.162:80 | vcklmnnejwxx.pw | tcp |
Files
memory/2528-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2528-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2528-3-0x0000000001D60000-0x0000000002760000-memory.dmp
memory/2840-5-0x0000000000100000-0x0000000000106000-memory.dmp
memory/1296-4-0x0000000002A40000-0x0000000002A46000-memory.dmp
memory/2840-7-0x000000007765F000-0x0000000077660000-memory.dmp
memory/1296-6-0x0000000002A40000-0x0000000002A46000-memory.dmp
memory/1296-2-0x0000000002A40000-0x0000000002A46000-memory.dmp
memory/2840-9-0x0000000077660000-0x0000000077661000-memory.dmp
memory/2840-8-0x000000007765F000-0x0000000077661000-memory.dmp
memory/1296-10-0x00000000774B1000-0x00000000774B2000-memory.dmp
memory/2840-11-0x0000000000750000-0x0000000000766000-memory.dmp
memory/2528-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2528-13-0x0000000001D60000-0x0000000002760000-memory.dmp
memory/2840-15-0x0000000000100000-0x0000000000106000-memory.dmp
memory/2840-16-0x0000000000140000-0x0000000000141000-memory.dmp
memory/1108-20-0x0000000001B40000-0x0000000001B46000-memory.dmp
memory/1108-21-0x00000000774B1000-0x00000000774B2000-memory.dmp
memory/2840-23-0x0000000000100000-0x0000000000106000-memory.dmp
memory/1224-25-0x00000000001B0000-0x00000000001B6000-memory.dmp
memory/1296-26-0x0000000002A50000-0x0000000002A56000-memory.dmp
memory/1296-27-0x0000000002A50000-0x0000000002A56000-memory.dmp
memory/1296-31-0x0000000077640000-0x0000000077641000-memory.dmp
memory/2840-32-0x0000000000150000-0x0000000000151000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-11-02 21:45
Reported
2023-11-03 00:18
Platform
win10v2004-20231023-en
Max time kernel
10s
Max time network
16s
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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\4D05C136 = "C:\\Users\\Admin\\AppData\\Roaming\\4D05C136\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
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 FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\winver.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
C:\Users\Admin\AppData\Local\Temp\NEAS.102a63f3d69562922a0f56a1c7361aa0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.102a63f3d69562922a0f56a1c7361aa0_JC.exe"
C:\Windows\SysWOW64\winver.exe
winver
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 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.111.26.67.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
Files
memory/2440-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/2440-1-0x00000000006C0000-0x00000000006C1000-memory.dmp
memory/3292-2-0x00000000005F0000-0x00000000005F6000-memory.dmp
memory/3292-3-0x00000000005F0000-0x00000000005F6000-memory.dmp
memory/2440-4-0x0000000002420000-0x0000000002E20000-memory.dmp
memory/2208-5-0x0000000077692000-0x0000000077693000-memory.dmp
memory/3292-6-0x00007FFD416AD000-0x00007FFD416AE000-memory.dmp
memory/2208-7-0x0000000002BE0000-0x0000000002BE6000-memory.dmp
memory/2440-8-0x0000000000400000-0x000000000041D000-memory.dmp
memory/3292-9-0x00007FFD41840000-0x00007FFD41841000-memory.dmp
memory/2484-15-0x0000000000510000-0x0000000000516000-memory.dmp
memory/3292-17-0x00000000022D0000-0x00000000022D6000-memory.dmp
memory/3292-19-0x00000000022D0000-0x00000000022D6000-memory.dmp
memory/2708-20-0x00000000000A0000-0x00000000000A6000-memory.dmp
memory/3464-18-0x0000000000630000-0x0000000000636000-memory.dmp