tinba | 6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-02-2025 02:13

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General

Target

6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe
Size

89KB
MD5

b4a9492eba229dcd2942f5f0a65a8494
SHA1

e56bac0700aca235cca89b71dcc932a5b892e69b
SHA256

6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50
SHA512

d7a2df66ecee73deb5d426f1fd4717f0c0caf6dac479d464b9e8c541f2d20d43cfe071a11be2b56aeb08722c7dc50e3017dc9b4c980eed60bbf74565c74e4017
SSDEEP

1536:X9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA0:X9o6fK2XqXQwhnHlqQo8Lvy0

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\2F9D9107 = "C:\\Users\\Admin\\AppData\\Roaming\\2F9D9107\\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	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe
2680	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2680	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2680	2384	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe	30
PID 2384 wrote to memory of 2680	2384	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe	30
PID 2384 wrote to memory of 2680	2384	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe	30
PID 2384 wrote to memory of 2680	2384	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe	30
PID 2384 wrote to memory of 2680	2384	6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe	30
PID 2680 wrote to memory of 1180	2680	winver.exe	21
PID 2680 wrote to memory of 1068	2680	winver.exe	18
PID 2680 wrote to memory of 1084	2680	winver.exe	19
PID 2680 wrote to memory of 1180	2680	winver.exe	21
PID 2680 wrote to memory of 620	2680	winver.exe	23
PID 2680 wrote to memory of 2384	2680	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1068

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1084

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe
  "C:\Users\Admin\AppData\Local\Temp\6fb6fd132002ce5872df080787d7794df4b1a2165afb0ee8e42e9873b1175f50.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - 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:2680

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:620

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/620-23-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/620-31-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/620-30-0x0000000001EE0000-0x0000000001EE6000-memory.dmp

Filesize
24KB

Download
memory/1068-27-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1068-16-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1068-26-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1084-18-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1084-28-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1180-12-0x0000000077301000-0x0000000077302000-memory.dmp

Filesize
4KB

Download
memory/1180-29-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1180-5-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1180-21-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/2384-0-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/2384-6-0x00000000024F0000-0x0000000002EF0000-memory.dmp

Filesize
10.0MB

Download
memory/2384-14-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2384-32-0x00000000024F0000-0x0000000002EF0000-memory.dmp

Filesize
10.0MB

Download
memory/2680-7-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2680-8-0x00000000774B0000-0x00000000774B1000-memory.dmp

Filesize
4KB

Download
memory/2680-9-0x00000000774AF000-0x00000000774B0000-memory.dmp

Filesize
4KB

Download
memory/2680-10-0x00000000774AF000-0x00000000774B1000-memory.dmp

Filesize
8KB

Download
memory/2680-11-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2680-13-0x00000000772B0000-0x0000000077459000-memory.dmp

Filesize
1.7MB

Download
memory/2680-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2680-33-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download