tinba | 7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 08:47

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General

Target

7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe
Size

59KB
MD5

22bccfe172145cfc9ed91d325a4c1d38
SHA1

4f4bff8932279ed826a52fae15479fe24d5ec543
SHA256

7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1
SHA512

0ae80c65ffcc79c55623228e066d78ad95a62a494869012e42f41e8080023a2b49d7b91b160296accf556d000f96dffdf5ab76d9159ec26488295f5a26dc7444
SSDEEP

768:1+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9Jf:1+mFM2HXKZgiFP7xIksu+XM5O9Jf

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\A46F93AA = "C:\\Users\\Admin\\AppData\\Roaming\\A46F93AA\\bin.exe"	winver.exe

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	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe
2808	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2808	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 2808	3068	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	31
PID 3068 wrote to memory of 2808	3068	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	31
PID 3068 wrote to memory of 2808	3068	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	31
PID 3068 wrote to memory of 2808	3068	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	31
PID 3068 wrote to memory of 2808	3068	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	31
PID 2808 wrote to memory of 1156	2808	winver.exe	21
PID 2808 wrote to memory of 1064	2808	winver.exe	18
PID 2808 wrote to memory of 1076	2808	winver.exe	19
PID 2808 wrote to memory of 1156	2808	winver.exe	21
PID 2808 wrote to memory of 1460	2808	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1076

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1156
- C:\Users\Admin\AppData\Local\Temp\7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe
  "C:\Users\Admin\AppData\Local\Temp\7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3068
- - 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:2808

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1460

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/1064-22-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1064-23-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/1076-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1076-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1156-21-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1156-24-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1156-9-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/1156-2-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1156-1-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1156-3-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download
memory/1460-28-0x0000000001D00000-0x0000000001D06000-memory.dmp

Filesize
24KB

Download
memory/1460-29-0x00000000772D1000-0x00000000772D2000-memory.dmp

Filesize
4KB

Download
memory/1460-30-0x0000000001D00000-0x0000000001D06000-memory.dmp

Filesize
24KB

Download
memory/2808-7-0x000000007747F000-0x0000000077480000-memory.dmp

Filesize
4KB

Download
memory/2808-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2808-6-0x0000000077480000-0x0000000077481000-memory.dmp

Filesize
4KB

Download
memory/2808-8-0x000000007747F000-0x0000000077481000-memory.dmp

Filesize
8KB

Download
memory/2808-10-0x0000000077280000-0x0000000077429000-memory.dmp

Filesize
1.7MB

Download
memory/2808-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2808-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3068-4-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/3068-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3068-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3068-12-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download