tinba | 7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553

General

Target

7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe
Size

610KB
MD5

bef09c1fa867171166f1139445b3124e
SHA1

e16a2875d6f39ddb1a8d7cd4381d2e48f23b8960
SHA256

7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553
SHA512

09690dea10e6561a592f961eec7333aac6194ae9cd75c843c1433d2c06dadcb75d66c7ccc7feb39f63fbc7c4c3ca8c187f8132ec266ebc56a204bdd318a25268
SSDEEP

12288:wATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:+T+KjUdQqboyyWoK1NGqzuhj

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
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\68D6B8B5 = "C:\\Users\\Admin\\AppData\\Roaming\\68D6B8B5\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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

Processes:

7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exewinver.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

Processes:

winver.exe

pid	process
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2804 winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exewinver.exe

description	pid	process	target process
PID 1688 wrote to memory of 2804	1688	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe	winver.exe
PID 1688 wrote to memory of 2804	1688	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe	winver.exe
PID 1688 wrote to memory of 2804	1688	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe	winver.exe
PID 1688 wrote to memory of 2804	1688	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe	winver.exe
PID 1688 wrote to memory of 2804	1688	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe	winver.exe
PID 2804 wrote to memory of 1212	2804	winver.exe	Explorer.EXE
PID 2804 wrote to memory of 1108	2804	winver.exe	taskhost.exe
PID 2804 wrote to memory of 1164	2804	winver.exe	Dwm.exe
PID 2804 wrote to memory of 1212	2804	winver.exe	Explorer.EXE
PID 2804 wrote to memory of 1448	2804	winver.exe	DllHost.exe
PID 2804 wrote to memory of 1688	2804	winver.exe	7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe
  "C:\Users\Admin\AppData\Local\Temp\7709f1048342d8c231c0d91bc007f13af3b76b9f411470b72cc4639deb33e553.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2804

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1108-28-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1108-9-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1164-29-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1212-15-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1448-18-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1448-26-0x0000000001CF0000-0x0000000001CF6000-memory.dmp

Filesize
24KB

Download
memory/1688-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2804-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2804-4-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2804-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads