Analysis Overview
SHA256
74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca
Threat Level: Known bad
The file 74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Enumerates physical storage devices
Program crash
Unsigned PE
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-28 23:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 23:03
Reported
2024-06-28 23:05
Platform
win7-20240508-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-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\204F42D1 = "C:\\Users\\Admin\\AppData\\Roaming\\204F42D1\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Enumerates physical storage devices
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:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
"C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.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/1204-1-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/1204-6-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/2296-5-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1204-3-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/2296-4-0x0000000000160000-0x0000000000166000-memory.dmp
memory/1172-12-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1128-9-0x00000000020F0000-0x00000000020F6000-memory.dmp
memory/2296-20-0x00000000001D0000-0x00000000001D6000-memory.dmp
memory/1204-15-0x00000000025D0000-0x00000000025D6000-memory.dmp
memory/2020-22-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1172-25-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1128-23-0x00000000020F0000-0x00000000020F6000-memory.dmp
memory/1204-24-0x00000000025D0000-0x00000000025D6000-memory.dmp
memory/2296-27-0x00000000001D0000-0x00000000001D6000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 23:03
Reported
2024-06-28 23:05
Platform
win10v2004-20240611-en
Max time kernel
147s
Max time network
126s
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\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" | C:\Windows\System32\svchost.exe | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\Explorer.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\Explorer.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 |
| 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\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.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 2608 wrote to memory of 2196 | N/A | C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2608 wrote to memory of 2196 | N/A | C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2608 wrote to memory of 2196 | N/A | C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2608 wrote to memory of 2196 | N/A | C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe | C:\Windows\SysWOW64\winver.exe |
| PID 2196 wrote to memory of 3100 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 2608 wrote to memory of 3100 | N/A | C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe | C:\Windows\Explorer.EXE |
Processes
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
"C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe"
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 204 -p 2196 -ip 2196
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2608 -ip 2608
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 952
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 131.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.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 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/2608-1-0x0000000004710000-0x0000000004D68000-memory.dmp
memory/2608-2-0x0000000003D80000-0x0000000003D81000-memory.dmp
memory/3100-4-0x00000000012B0000-0x00000000012B6000-memory.dmp
memory/3100-5-0x00000000012B0000-0x00000000012B6000-memory.dmp
memory/2608-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3100-10-0x00000000012C0000-0x00000000012C6000-memory.dmp
memory/2608-13-0x0000000004710000-0x0000000004D68000-memory.dmp