tinba | 564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e

Analysis

max time kernel
138s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 02:35

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General

Target

564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
Size

89KB
MD5

fd65c9a71412a1c8713762a1b3c274ed
SHA1

6661ff8881cdd10c478074aa5213581497e90027
SHA256

564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e
SHA512

b3e3d2c28ce0f4d4d5726fbfd326dc4ec74b4f4abc51f06dca6db1f2434c3618ea0aea1ae3e62c056f2c3de93ddeabf42d7a56a3fbc6f9f5bc63caf1fe9699e5
SSDEEP

1536:uz44CpRkr9DXhH/2m//56RrufqjhzrmKIFAV0EZ:uzvokZRfN/yFj1qrFAHZ

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\9D7596A3 = "C:\\Users\\Admin\\AppData\\Roaming\\9D7596A3\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4732	696	WerFault.exe	84

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	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
696	winver.exe
696	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
696	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 696	4304	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	84
PID 4304 wrote to memory of 696	4304	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	84
PID 4304 wrote to memory of 696	4304	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	84
PID 4304 wrote to memory of 696	4304	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	84
PID 696 wrote to memory of 3444	696	winver.exe	55
PID 696 wrote to memory of 2656	696	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
- C:\Users\Admin\AppData\Local\Temp\564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
  "C:\Users\Admin\AppData\Local\Temp\564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4304
- - 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:696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 696 -s 352
      4⤵
      Program crash
      PID:4732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 696 -ip 696
1⤵
PID:2952

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/696-6-0x00007FFFCC090000-0x00007FFFCC285000-memory.dmp

Filesize
2.0MB

Download
memory/696-10-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/696-13-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/2656-12-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/3444-3-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/3444-2-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/3444-5-0x00007FFFCC12D000-0x00007FFFCC12E000-memory.dmp

Filesize
4KB

Download
memory/4304-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4304-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download
memory/4304-4-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download
memory/4304-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4304-8-0x00000000021C0000-0x0000000002BC0000-memory.dmp

Filesize
10.0MB

Download