tinba | 6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236

General

Target

6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe
Size

610KB
MD5

533105c0a25d543a435c301ce8489070
SHA1

8f6c93600623b4c05eff704d05b1894964791acd
SHA256

6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236
SHA512

ba526cac279cca384b487b9c368ff53c9456feb0846441cdee9683031c0b57ee6e6879c8aaf408ce259411ccfcd5cd9687eb01c9f8827e21133c3822b99dd424
SSDEEP

12288:jATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:BT+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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\EFDEA1A9 = "C:\\Users\\Admin\\AppData\\Roaming\\EFDEA1A9\\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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe
2472	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2472	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2472	2312	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe	31
PID 2312 wrote to memory of 2472	2312	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe	31
PID 2312 wrote to memory of 2472	2312	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe	31
PID 2312 wrote to memory of 2472	2312	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe	31
PID 2312 wrote to memory of 2472	2312	6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe	31
PID 2472 wrote to memory of 1184	2472	winver.exe	21
PID 2472 wrote to memory of 1092	2472	winver.exe	19
PID 2472 wrote to memory of 1156	2472	winver.exe	20
PID 2472 wrote to memory of 1184	2472	winver.exe	21
PID 2472 wrote to memory of 1244	2472	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe
  "C:\Users\Admin\AppData\Local\Temp\6b91466579539adc42dc031b57738db996ad8fbc9d4e8b470150d3018fcc3236N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2312
- - 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:2472

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1244

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/1092-11-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1092-24-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1156-26-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1156-14-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1184-17-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1184-25-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002CD0000-0x0000000002CD6000-memory.dmp

Filesize
24KB

Download
memory/1244-20-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/1244-27-0x0000000001E90000-0x0000000001E96000-memory.dmp

Filesize
24KB

Download
memory/2312-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2472-23-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2472-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2472-29-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads