tinba | ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 06:37

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General

Target

ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe
Size

59KB
MD5

b70d007e8f2274d1bac97ce19ba956f3
SHA1

9d0ceeed5bf6003075e05fb86b794c7d304ac6ff
SHA256

ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0
SHA512

83374d9eba4b3d51a6ccfbf4ade3fe265ff8338c7234ecdd8d84e6408335234abe93b9e78bb08921fccb5613e4475367985f52d57c2cd357425c7853823b2e9c
SSDEEP

768:s+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9JV:s+mFM2HXKZgiFP7xIksu+XM5O9JV

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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\82EF9AD5 = "C:\\Users\\Admin\\AppData\\Roaming\\82EF9AD5\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2644	3648	WerFault.exe	85

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	ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3648	winver.exe
3648	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3648	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 3648	2096	ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe	85
PID 2096 wrote to memory of 3648	2096	ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe	85
PID 2096 wrote to memory of 3648	2096	ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe	85
PID 2096 wrote to memory of 3648	2096	ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe	85
PID 3648 wrote to memory of 3448	3648	winver.exe	56
PID 3648 wrote to memory of 3016	3648	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3016

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe
  "C:\Users\Admin\AppData\Local\Temp\ee235d801133ea707e8d574f663c63b790b249892eba80a0979dbfe34d2f27c0.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2096
- - 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:3648
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 352
      4⤵
      Program crash
      PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3648 -ip 3648
1⤵
PID:752

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/2096-0-0x0000000000780000-0x0000000000781000-memory.dmp

Filesize
4KB

Download
memory/2096-3-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/2096-8-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2096-9-0x0000000002290000-0x0000000002C90000-memory.dmp

Filesize
10.0MB

Download
memory/3016-13-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/3448-1-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download
memory/3448-2-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download
memory/3448-6-0x00007FF927E0D000-0x00007FF927E0E000-memory.dmp

Filesize
4KB

Download
memory/3648-4-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download
memory/3648-5-0x00000000775E2000-0x00000000775E3000-memory.dmp

Filesize
4KB

Download
memory/3648-7-0x00007FF927D70000-0x00007FF927F65000-memory.dmp

Filesize
2.0MB

Download
memory/3648-14-0x0000000002460000-0x0000000002466000-memory.dmp

Filesize
24KB

Download