tinba | 8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca

General

Target

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
Size

98KB
MD5

b7a07bcf6758bb13cc0d6f86e3e79980
SHA1

e14c019fccbe96c3880d11ab0d15427e24c694fa
SHA256

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca
SHA512

fed7c39476019aba7a427a237676652e6665913ed0bbf12da023265835679ed1fe01d6b2140c481ef6f79b2e04b5a1f4e5651c186c9e6e6bda682d24353fe664

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\4530F0C9 = "C:\\Users\\Admin\\AppData\\Roaming\\4530F0C9\\bin.exe"	winver.exe
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run	winver.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe

description	pid	process	target process
PID 1240 set thread context of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exewinver.exe

pid	process
1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe
1984	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1216 Explorer.EXE
Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

winver.exeExplorer.EXE

pid process

1984 winver.exe
1216 Explorer.EXE
1216 Explorer.EXE
1216 Explorer.EXE
1216 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1216 Explorer.EXE
1216 Explorer.EXE
1216 Explorer.EXE
1216 Explorer.EXE

pid	process
1216	Explorer.EXE

pid	process
1984	winver.exe
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE

pid	process
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe

pid	process
1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exewinver.exe

description	pid	process	target process
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1240 wrote to memory of 1976	1240	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
PID 1976 wrote to memory of 1984	1976	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	winver.exe
PID 1976 wrote to memory of 1984	1976	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	winver.exe
PID 1976 wrote to memory of 1984	1976	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	winver.exe
PID 1976 wrote to memory of 1984	1976	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	winver.exe
PID 1976 wrote to memory of 1984	1976	8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe	winver.exe
PID 1984 wrote to memory of 1216	1984	winver.exe	Explorer.EXE
PID 1984 wrote to memory of 1120	1984	winver.exe	taskhost.exe
PID 1984 wrote to memory of 1176	1984	winver.exe	Dwm.exe
PID 1984 wrote to memory of 1216	1984	winver.exe	Explorer.EXE

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1216

C:\Users\Admin\AppData\Local\Temp\8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
"C:\Users\Admin\AppData\Local\Temp\8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1240

C:\Users\Admin\AppData\Local\Temp\8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
C:\Users\Admin\AppData\Local\Temp\8fc589bedd19c93aaf61e9377ff8524051061f928534696d534686647b0659ca.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1976

C:\Windows\SysWOW64\winver.exe
winver
4⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1120-72-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1176-71-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1216-76-0x0000000076EE0000-0x0000000076EE1000-memory.dmp

Filesize
4KB

Download
memory/1216-73-0x0000000003750000-0x0000000003756000-memory.dmp

Filesize
24KB

Download
memory/1216-68-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1216-75-0x0000000076EF0000-0x0000000076EF1000-memory.dmp

Filesize
4KB

Download
memory/1216-74-0x0000000076F00000-0x0000000076F01000-memory.dmp

Filesize
4KB

Download
memory/1240-62-0x00000000003A0000-0x00000000003A4000-memory.dmp

Filesize
16KB

Download
memory/1240-59-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download
memory/1976-65-0x0000000001610000-0x0000000002010000-memory.dmp

Filesize
10.0MB

Download
memory/1976-63-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/1976-61-0x0000000000401000-mapping.dmp

Download
memory/1976-60-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download
memory/1984-64-0x0000000000000000-mapping.dmp

Download
memory/1984-70-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/1984-69-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1984-67-0x0000000000530000-0x0000000000546000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads