tinba | 32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 21:59

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General

Target

32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe
Size

610KB
MD5

479a5940f5917bd1f02c8a211333f0a1
SHA1

72a8f16955ce07f808464d131b3f175b9bd0fe3a
SHA256

32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc
SHA512

12419c30300f22a9e9ede6d0e4dfc120bdb87035e729f84d8b6d61168281bf8186182b0e2a15725ce1b77b392a2c133601e59494f84c863241c9fdc20e12d8e7
SSDEEP

12288:hATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:DT+KjUdQqboyyWoK1NGqzuhp

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\BE6482A9 = "C:\\Users\\Admin\\AppData\\Roaming\\BE6482A9\\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	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe
2576	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2576	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2576	2756	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe	30
PID 2756 wrote to memory of 2576	2756	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe	30
PID 2756 wrote to memory of 2576	2756	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe	30
PID 2756 wrote to memory of 2576	2756	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe	30
PID 2756 wrote to memory of 2576	2756	32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe	30
PID 2576 wrote to memory of 1160	2576	winver.exe	20
PID 2576 wrote to memory of 1080	2576	winver.exe	17
PID 2576 wrote to memory of 1096	2576	winver.exe	19
PID 2576 wrote to memory of 1160	2576	winver.exe	20
PID 2576 wrote to memory of 1488	2576	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1096

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe
  "C:\Users\Admin\AppData\Local\Temp\32096d3a87c26044781cd85f78973e4d3ea451df535e77cc25e6914ec875dbbc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2756
- - 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:2576

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1488

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 Information Discovery

T1082

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/1080-24-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1080-11-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1096-14-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1096-27-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1160-6-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1160-17-0x0000000002F70000-0x0000000002F76000-memory.dmp

Filesize
24KB

Download
memory/1160-1-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x0000000002E30000-0x0000000002E36000-memory.dmp

Filesize
24KB

Download
memory/1160-25-0x0000000002F70000-0x0000000002F76000-memory.dmp

Filesize
24KB

Download
memory/1488-20-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1488-26-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/2576-23-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/2576-4-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2576-29-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/2756-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download