tinba | f1c14694b762f7cf74041ff9ab4f831da9550b385c652b94b06bfb5a5ac5375f

Analysis

max time kernel
147s
max time network
145s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 06:59

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General

Target

2c7ee2ec3f0bd3cf105363f90b6f3961.exe
Size

1024KB
MD5

2c7ee2ec3f0bd3cf105363f90b6f3961
SHA1

7b3b95b10d4afe29eadd776f81d4696e8bf0e9ab
SHA256

f1c14694b762f7cf74041ff9ab4f831da9550b385c652b94b06bfb5a5ac5375f
SHA512

0f48c30f9856bfc335ce144c2dad8c164b1ca76ed061ccbfd80ef4de001849e1881464db1825ebb7813a154e78cdcf6d69cea9aa2b2724727ae1e06e03a0b30a
SSDEEP

1536:ZKMxrpM6t6n4+DLGgh3aOe5idSQmwzqnwqjhurmKFct:Ie64+XGEKFRxwGjAqGct

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 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\2429B661 = "C:\\Users\\Admin\\AppData\\Roaming\\2429B661\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe
840	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
840	winver.exe
1380	Explorer.EXE
1380	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1380	Explorer.EXE
1380	Explorer.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 840	2848	2c7ee2ec3f0bd3cf105363f90b6f3961.exe	18
PID 2848 wrote to memory of 840	2848	2c7ee2ec3f0bd3cf105363f90b6f3961.exe	18
PID 2848 wrote to memory of 840	2848	2c7ee2ec3f0bd3cf105363f90b6f3961.exe	18
PID 2848 wrote to memory of 840	2848	2c7ee2ec3f0bd3cf105363f90b6f3961.exe	18
PID 2848 wrote to memory of 840	2848	2c7ee2ec3f0bd3cf105363f90b6f3961.exe	18
PID 840 wrote to memory of 1380	840	winver.exe	6
PID 840 wrote to memory of 1248	840	winver.exe	8
PID 840 wrote to memory of 1332	840	winver.exe	7
PID 840 wrote to memory of 1380	840	winver.exe	6

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1380
- C:\Users\Admin\AppData\Local\Temp\2c7ee2ec3f0bd3cf105363f90b6f3961.exe
  "C:\Users\Admin\AppData\Local\Temp\2c7ee2ec3f0bd3cf105363f90b6f3961.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2848
- - 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:840

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1332

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/840-8-0x00000000777A0000-0x00000000777A1000-memory.dmp

Filesize
4KB

Download
memory/840-32-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/840-4-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/840-31-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/840-10-0x0000000000880000-0x0000000000896000-memory.dmp

Filesize
88KB

Download
memory/840-15-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/840-7-0x000000007779F000-0x00000000777A1000-memory.dmp

Filesize
8KB

Download
memory/840-5-0x000000007779F000-0x00000000777A0000-memory.dmp

Filesize
4KB

Download
memory/840-14-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1248-24-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/1248-25-0x00000000775F1000-0x00000000775F2000-memory.dmp

Filesize
4KB

Download
memory/1332-21-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1332-26-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1380-1-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/1380-27-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1380-6-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/1380-23-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1380-9-0x00000000775F1000-0x00000000775F2000-memory.dmp

Filesize
4KB

Download
memory/1380-3-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/2848-12-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2848-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2848-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2848-2-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download