Analysis Overview
SHA256
1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed
Threat Level: Known bad
The file 1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
Adds Run key to start application
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of UnmapMainImage
Modifies data under HKEY_USERS
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-19 09:58
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-19 09:58
Reported
2024-05-19 10:01
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
153s
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\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.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 |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.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\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.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\sihost.exe
sihost.exe
C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
C:\Users\Admin\AppData\Local\Temp\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.exe
"C:\Users\Admin\AppData\Local\Temp\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.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 360 -p 2368 -ip 2368
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 300
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 264 -ip 264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 264 -s 728
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.90.14.23.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 | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.193.132.51.in-addr.arpa | udp |
Files
memory/264-1-0x0000000004680000-0x0000000004CD8000-memory.dmp
memory/264-2-0x00000000023A0000-0x00000000023A1000-memory.dmp
memory/3512-4-0x0000000002010000-0x0000000002016000-memory.dmp
memory/3512-5-0x0000000002010000-0x0000000002016000-memory.dmp
memory/264-6-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3512-11-0x0000000002040000-0x0000000002046000-memory.dmp
memory/264-10-0x0000000005890000-0x0000000006290000-memory.dmp
memory/2624-13-0x0000000000070000-0x0000000000076000-memory.dmp
memory/264-14-0x0000000005890000-0x0000000006290000-memory.dmp
memory/264-18-0x0000000004680000-0x0000000004CD8000-memory.dmp
memory/2624-19-0x0000000000070000-0x0000000000076000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-19 09:58
Reported
2024-05-19 10:01
Platform
win7-20240508-en
Max time kernel
148s
Max time network
148s
Command Line
Signatures
Tinba / TinyBanker
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\89C0202D = "C:\\Users\\Admin\\AppData\\Roaming\\89C0202D\\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\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.exe
"C:\Users\Admin\AppData\Local\Temp\1efb50439e1f8cf65915273d7b4097495532c8c9bf3307b14658ce7f4397d5ed.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 |
| US | 8.8.8.8:53 | ljjskttqximu.com | udp |
| US | 8.8.8.8:53 | ljjskttqximu.net | udp |
| US | 8.8.8.8:53 | ljjskttqximu.in | udp |
| US | 216.218.185.162:80 | ljjskttqximu.in | tcp |
| US | 8.8.8.8:53 | ljjskttqximu.ru | udp |
| US | 162.249.66.138:80 | ljjskttqximu.ru | tcp |
| US | 8.8.8.8:53 | fovcpylsiqvv.com | udp |
| US | 216.218.185.162:80 | fovcpylsiqvv.com | tcp |
Files
memory/1180-6-0x0000000002550000-0x0000000002556000-memory.dmp
memory/2700-4-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1180-3-0x0000000002550000-0x0000000002556000-memory.dmp
memory/1180-1-0x0000000002550000-0x0000000002556000-memory.dmp
memory/2700-20-0x00000000006C0000-0x00000000006C6000-memory.dmp
memory/1180-15-0x0000000002560000-0x0000000002566000-memory.dmp
memory/1868-22-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1128-12-0x0000000000340000-0x0000000000346000-memory.dmp
memory/1072-9-0x0000000002090000-0x0000000002096000-memory.dmp
memory/1072-25-0x0000000002090000-0x0000000002096000-memory.dmp
memory/1180-24-0x0000000002560000-0x0000000002566000-memory.dmp
memory/1128-23-0x0000000000340000-0x0000000000346000-memory.dmp
memory/2700-27-0x00000000006C0000-0x00000000006C6000-memory.dmp