tinba | 7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1

Analysis

max time kernel
117s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8A7C718F = "C:\\Users\\Admin\\AppData\\Roaming\\8A7C718F\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2436	3592	WerFault.exe	83

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 2 IoCs

pid	Process
3592	winver.exe
3592	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3592	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 3592	2344	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	83
PID 2344 wrote to memory of 3592	2344	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	83
PID 2344 wrote to memory of 3592	2344	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	83
PID 2344 wrote to memory of 3592	2344	7074c765bfa1edc5a356f7f4f3291200f28e3cb46eb7405533c007d5a57f04d1.exe	83
PID 3592 wrote to memory of 3464	3592	winver.exe	56
PID 3592 wrote to memory of 2616	3592	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2616

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464
- 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:2344
- - 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:3592
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 352
      4⤵
      Program crash
      PID:2436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3592 -ip 3592
1⤵
PID:3304

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/2344-0-0x00000000006C0000-0x00000000006C1000-memory.dmp

Filesize
4KB

Download
memory/2344-3-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/2344-7-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2344-8-0x0000000002340000-0x0000000002D40000-memory.dmp

Filesize
10.0MB

Download
memory/2616-12-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/3464-2-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/3464-1-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/3464-5-0x00007FFE0D5ED000-0x00007FFE0D5EE000-memory.dmp

Filesize
4KB

Download
memory/3592-4-0x00000000777B2000-0x00000000777B3000-memory.dmp

Filesize
4KB

Download
memory/3592-6-0x00007FFE0D550000-0x00007FFE0D745000-memory.dmp

Filesize
2.0MB

Download
memory/3592-10-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/3592-13-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download