Analysis Overview
SHA256
1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc
Threat Level: Known bad
The file 1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe was found to be: Known bad.
Malicious Activity Summary
Tinba / TinyBanker
UPX packed file
Adds Run key to start application
Unsigned PE
Program crash
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-02 23:34
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: behavioral2
Detonation Overview
Submitted
2024-07-02 23:34
Reported
2024-07-02 23:37
Platform
win10v2004-20240611-en
Max time kernel
137s
Max time network
104s
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-1-5-21-2080292272-204036150-2159171770-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7F0F57AA = "C:\\Users\\Admin\\AppData\\Roaming\\7F0F57AA\\bin.exe" | C:\Windows\SysWOW64\winver.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\winver.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ | C:\Windows\Explorer.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 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 |
| 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:\Windows\Explorer.EXE | N/A |
| N/A | N/A | C:\Windows\Explorer.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 4872 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4872 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4872 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe | C:\Windows\SysWOW64\winver.exe |
| PID 4872 wrote to memory of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe | C:\Windows\SysWOW64\winver.exe |
| PID 3516 wrote to memory of 3520 | N/A | C:\Windows\SysWOW64\winver.exe | C:\Windows\Explorer.EXE |
| PID 3516 wrote to memory of 3056 | 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\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe
"C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe"
C:\Windows\SysWOW64\winver.exe
winver
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3516 -ip 3516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 352
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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| BE | 88.221.83.200:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.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 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.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 |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/4872-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4872-1-0x0000000000580000-0x0000000000581000-memory.dmp
memory/3520-3-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/3520-2-0x00000000004E0000-0x00000000004E6000-memory.dmp
memory/4872-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/3520-7-0x00007FF9F672C000-0x00007FF9F672D000-memory.dmp
memory/3520-6-0x00007FF9F672D000-0x00007FF9F672E000-memory.dmp
memory/3516-5-0x0000000077DB2000-0x0000000077DB3000-memory.dmp
memory/3516-8-0x00007FF9F6690000-0x00007FF9F6885000-memory.dmp
memory/3520-9-0x00007FF9F68C0000-0x00007FF9F68C1000-memory.dmp
memory/4872-11-0x0000000000400000-0x000000000041D000-memory.dmp
memory/4872-12-0x00000000021F0000-0x0000000002BF0000-memory.dmp
memory/3520-13-0x00007FF9F68A0000-0x00007FF9F68A1000-memory.dmp
memory/3516-15-0x0000000000CB0000-0x0000000000CB6000-memory.dmp
memory/3056-17-0x00000000002E0000-0x00000000002E6000-memory.dmp
memory/3516-18-0x0000000000CB0000-0x0000000000CB6000-memory.dmp
memory/3056-20-0x00007FF9F68B0000-0x00007FF9F68B1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 23:34
Reported
2024-07-02 23:37
Platform
win7-20240508-en
Max time kernel
149s
Max time network
149s
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-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\47ECA59A = "C:\\Users\\Admin\\AppData\\Roaming\\47ECA59A\\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:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe
"C:\Users\Admin\AppData\Local\Temp\1c2586ca619841396d6e00fd34d4a6242920982ab37304856c3210acc964e7cc.exe"
C:\Windows\SysWOW64\winver.exe
winver
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | spaines.pw | udp |
| US | 8.8.8.8:53 | uyhgqunqkxnx.pw | udp |
| US | 8.8.8.8:53 | vcklmnnejwxx.pw | udp |
| US | 8.8.8.8:53 | cmnsgscccrej.pw | udp |
| US | 8.8.8.8:53 | evbsdqvgmpph.pw | udp |
| US | 8.8.8.8:53 | mfueeimvyrsp.pw | udp |
| US | 8.8.8.8:53 | utmyhnffxpcj.pw | udp |
| US | 8.8.8.8:53 | fkmmvfeonnyh.pw | udp |
| US | 8.8.8.8:53 | gfnlmtcolrrb.pw | udp |
| US | 8.8.8.8:53 | wwgfyvvdtmeq.pw | udp |
Files
memory/1616-0-0x0000000000400000-0x000000000041D000-memory.dmp
memory/1616-1-0x0000000000020000-0x0000000000021000-memory.dmp
memory/1168-4-0x0000000002620000-0x0000000002626000-memory.dmp
memory/1168-3-0x0000000002620000-0x0000000002626000-memory.dmp
memory/1168-2-0x0000000002620000-0x0000000002626000-memory.dmp
memory/1616-5-0x0000000001C20000-0x0000000002620000-memory.dmp
memory/2760-11-0x00000000770D0000-0x0000000077279000-memory.dmp
memory/1168-10-0x0000000077121000-0x0000000077122000-memory.dmp
memory/2760-9-0x00000000772CF000-0x00000000772D1000-memory.dmp
memory/2760-8-0x00000000772CF000-0x00000000772D0000-memory.dmp
memory/2760-7-0x00000000772D0000-0x00000000772D1000-memory.dmp
memory/2760-6-0x00000000000B0000-0x00000000000B6000-memory.dmp
memory/1616-12-0x0000000000400000-0x000000000041D000-memory.dmp
memory/1616-13-0x0000000001C20000-0x0000000002620000-memory.dmp
memory/1144-20-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1168-22-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/1064-23-0x00000000001E0000-0x00000000001E6000-memory.dmp
memory/1168-26-0x00000000025C0000-0x00000000025C6000-memory.dmp
memory/1144-25-0x0000000000130000-0x0000000000136000-memory.dmp
memory/1064-24-0x0000000077121000-0x0000000077122000-memory.dmp
memory/2760-30-0x00000000000B0000-0x00000000000B6000-memory.dmp