tinba | 3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
16-10-2024 20:10

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General

Target

3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe
Size

68KB
MD5

035834e403881d9172b29928e9b2c50d
SHA1

f7761817d200ff78f51df387c2ef0179a1348566
SHA256

3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501
SHA512

541c5a76d5694b9144b9f4dbc4f1c0c56988482c33c57d082bf48ad12161fef1fe471abb3e22360f1c6ccdca6b1d68995b4ab30f1b5646fb71acfa39077b0549
SSDEEP

768:ywaGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:y47urp3v23HSa0AMNyfQ1d2y4Z4P

Score

10^/10

tinba banker discovery 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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\AA41DEE1 = "C:\\Users\\Admin\\AppData\\Roaming\\AA41DEE1\\bin.exe"	winver.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe
2776	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2776	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 2524 wrote to memory of 348	2524	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	29
PID 348 wrote to memory of 2776	348	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	30
PID 348 wrote to memory of 2776	348	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	30
PID 348 wrote to memory of 2776	348	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	30
PID 348 wrote to memory of 2776	348	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	30
PID 348 wrote to memory of 2776	348	3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe	30
PID 2776 wrote to memory of 1396	2776	winver.exe	20
PID 2776 wrote to memory of 1296	2776	winver.exe	18
PID 2776 wrote to memory of 1360	2776	winver.exe	19
PID 2776 wrote to memory of 1396	2776	winver.exe	20
PID 2776 wrote to memory of 1608	2776	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1296

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1360

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1396
- C:\Users\Admin\AppData\Local\Temp\3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe
  "C:\Users\Admin\AppData\Local\Temp\3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2524
- - C:\Users\Admin\AppData\Local\Temp\3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe
    "C:\Users\Admin\AppData\Local\Temp\3e1ec0c7b9eabb9fb2c5c14434944a2418aae556194b32aa6d32bb6c71664501.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:348
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2776

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1608

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/348-5-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/348-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1296-25-0x0000000000290000-0x0000000000297000-memory.dmp

Filesize
28KB

Download
memory/1296-26-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1296-17-0x0000000000290000-0x0000000000297000-memory.dmp

Filesize
28KB

Download
memory/1360-19-0x0000000001EA0000-0x0000000001EA7000-memory.dmp

Filesize
28KB

Download
memory/1360-30-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1360-31-0x0000000001EA0000-0x0000000001EA7000-memory.dmp

Filesize
28KB

Download
memory/1396-8-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1396-22-0x0000000002AC0000-0x0000000002AC7000-memory.dmp

Filesize
28KB

Download
memory/1396-7-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1396-27-0x0000000002AC0000-0x0000000002AC7000-memory.dmp

Filesize
28KB

Download
memory/1396-13-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1396-12-0x0000000002AB0000-0x0000000002AB7000-memory.dmp

Filesize
28KB

Download
memory/1608-28-0x0000000001F80000-0x0000000001F87000-memory.dmp

Filesize
28KB

Download
memory/1608-29-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1608-24-0x0000000001F80000-0x0000000001F87000-memory.dmp

Filesize
28KB

Download
memory/2524-2-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2524-3-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2776-11-0x0000000000C90000-0x0000000000CA6000-memory.dmp

Filesize
88KB

Download
memory/2776-6-0x0000000000C91000-0x0000000000C92000-memory.dmp

Filesize
4KB

Download
memory/2776-9-0x0000000000130000-0x0000000000137000-memory.dmp

Filesize
28KB

Download
memory/2776-14-0x00000000779A0000-0x0000000077B49000-memory.dmp

Filesize
1.7MB

Download