tinba | 3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a

General

Target

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
Size

98KB
MD5

ceabbec628e38d10806bbaa24ac4db69
SHA1

fddd22b3aee1cfa4ed60d58da6f15a551a06d8f0
SHA256

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a
SHA512

c53dc11f527abfa37fc160fa3be74e3b03859407ff1cfd290adc99096672942fd3cac1dbcec2b5dd83e3e60c1eea71dda2754312f78d970270e293caaa725667

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
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run	winver.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\A7B80ECC = "C:\\Users\\Admin\\AppData\\Roaming\\A7B80ECC\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe

description	pid	process	target process
PID 768 set thread context of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exewinver.exe

pid	process
768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe
1848	winver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

winver.exeExplorer.EXE

pid process

1848 winver.exe
1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE
1288 Explorer.EXE

pid	process
1288	Explorer.EXE

pid	process
1848	winver.exe
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE

pid	process
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe

pid	process
768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exewinver.exe

description	pid	process	target process
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 768 wrote to memory of 1984	768	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
PID 1984 wrote to memory of 1848	1984	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	winver.exe
PID 1984 wrote to memory of 1848	1984	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	winver.exe
PID 1984 wrote to memory of 1848	1984	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	winver.exe
PID 1984 wrote to memory of 1848	1984	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	winver.exe
PID 1984 wrote to memory of 1848	1984	3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe	winver.exe
PID 1848 wrote to memory of 1288	1848	winver.exe	Explorer.EXE
PID 1848 wrote to memory of 1136	1848	winver.exe	taskhost.exe
PID 1848 wrote to memory of 1252	1848	winver.exe	Dwm.exe
PID 1848 wrote to memory of 1288	1848	winver.exe	Explorer.EXE

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1136

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1288

C:\Users\Admin\AppData\Local\Temp\3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
"C:\Users\Admin\AppData\Local\Temp\3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:768

C:\Users\Admin\AppData\Local\Temp\3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
C:\Users\Admin\AppData\Local\Temp\3b742a755437e97dbb2aeb0cae54556719c0ab49541774aaadc22f8292fa931a.exe
3⤵
- Suspicious use of WriteProcessMemory
PID:1984

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:1848

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1252

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

Replay Monitor

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Downloads

memory/768-64-0x0000000000360000-0x0000000000364000-memory.dmp

Filesize
16KB

Download
memory/768-59-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

Filesize
8KB

Download
memory/1136-71-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1252-72-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1288-76-0x0000000077AD0000-0x0000000077AD1000-memory.dmp

Filesize
4KB

Download
memory/1288-74-0x0000000077AF0000-0x0000000077AF1000-memory.dmp

Filesize
4KB

Download
memory/1288-75-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/1288-73-0x0000000002190000-0x0000000002196000-memory.dmp

Filesize
24KB

Download
memory/1288-70-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1848-68-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1848-67-0x0000000000DC0000-0x0000000000DD6000-memory.dmp

Filesize
88KB

Download
memory/1848-69-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/1848-62-0x0000000000000000-mapping.dmp

Download
memory/1984-66-0x0000000001850000-0x0000000002250000-memory.dmp

Filesize
10.0MB

Download
memory/1984-65-0x0000000000400000-0x0000000000404400-memory.dmp

Filesize
17KB

Download
memory/1984-61-0x0000000000401000-mapping.dmp

Download
memory/1984-60-0x0000000000400000-0x000000000149A000-memory.dmp

Filesize
16.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads