tinba | b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b

General

Target

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe
Size

69KB
MD5

757d5b86b196af656d9aad8619f9012b
SHA1

196759e08a4fd2742fbd78bee5ef75bdc616fa51
SHA256

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b
SHA512

baa868482f48370c166115b0acbb7dc8cbe7fb8834409cb2ebbf12b2b4509c958094d6c40bbb3c695c8df73029d1a3383dda2a85ce984654df1ddd3b70a8c327

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\23C42ED3 = "C:\\Users\\Admin\\AppData\\Roaming\\23C42ED3\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	winver.exe
1200	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

1200 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
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exewinver.exe

description	pid	process	target process
PID 1420 wrote to memory of 1200	1420	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 1420 wrote to memory of 1200	1420	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 1420 wrote to memory of 1200	1420	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 1420 wrote to memory of 1200	1420	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 1420 wrote to memory of 1200	1420	b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe	winver.exe
PID 1200 wrote to memory of 1288	1200	winver.exe	Explorer.EXE
PID 1200 wrote to memory of 1132	1200	winver.exe	taskhost.exe
PID 1200 wrote to memory of 1240	1200	winver.exe	Dwm.exe
PID 1200 wrote to memory of 1288	1200	winver.exe	Explorer.EXE

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\b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe
  "C:\Users\Admin\AppData\Local\Temp\b2644f3bf8ccd3060d9a6682570abca14635cf8773a675f9d97170f9a771331b.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1420
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1200

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1240

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1132-68-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1200-64-0x00000000000B0000-0x00000000000C6000-memory.dmp

Filesize
88KB

Download
memory/1200-60-0x0000000000000000-mapping.dmp

Download
memory/1200-61-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

Filesize
8KB

Download
memory/1200-67-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/1200-65-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1240-69-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1288-66-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1288-70-0x0000000002DA0000-0x0000000002DA6000-memory.dmp

Filesize
24KB

Download
memory/1288-72-0x00000000770A0000-0x00000000770A1000-memory.dmp

Filesize
4KB

Download
memory/1288-71-0x00000000770B0000-0x00000000770B1000-memory.dmp

Filesize
4KB

Download
memory/1288-73-0x0000000077080000-0x0000000077081000-memory.dmp

Filesize
4KB

Download
memory/1420-63-0x00000000023A0000-0x0000000002DA0000-memory.dmp

Filesize
10.0MB

Download
memory/1420-59-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1420-62-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads