tinba | cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 03:10

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General

Target

cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe
Size

610KB
MD5

2ff4b1d87104bbf121a5c3f5e81e0c4f
SHA1

8b3033b8b6db2f77e440d92667442371ab4fceee
SHA256

cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36
SHA512

ea3f3c0fef8e3b64a79a183ccb0a1af72bde6dae7fa99870a9f044df45a16c5ade089e8387f2280e6858f42ad88b3613b0f6cb97f24e56ffa5482decd9d470e8
SSDEEP

12288:BATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:jT+KjUdQqboyyWoK1NGqzuhz

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-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\050F7BD0 = "C:\\Users\\Admin\\AppData\\Roaming\\050F7BD0\\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	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe
2724	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2724	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2724	2508	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe	31
PID 2508 wrote to memory of 2724	2508	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe	31
PID 2508 wrote to memory of 2724	2508	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe	31
PID 2508 wrote to memory of 2724	2508	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe	31
PID 2508 wrote to memory of 2724	2508	cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe	31
PID 2724 wrote to memory of 1180	2724	winver.exe	21
PID 2724 wrote to memory of 1100	2724	winver.exe	19
PID 2724 wrote to memory of 1148	2724	winver.exe	20
PID 2724 wrote to memory of 1180	2724	winver.exe	21
PID 2724 wrote to memory of 328	2724	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1148

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe
  "C:\Users\Admin\AppData\Local\Temp\cbde0c5465351c56a6e1207644ba8492f9d3aba48ab2c1437a71678c1fcdce36.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - 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:2724

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:328

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/328-20-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/328-24-0x0000000001F70000-0x0000000001F76000-memory.dmp

Filesize
24KB

Download
memory/1100-11-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1100-27-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1148-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1148-26-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1180-6-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/1180-17-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1180-25-0x0000000002B40000-0x0000000002B46000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/2508-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2724-23-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2724-4-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2724-29-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download