tinba | e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9

Analysis

max time kernel
118s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
05-02-2025 01:48

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General

Target

e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Size

54KB
MD5

31f454915de85273053972470c085b40
SHA1

7c7720307edc58be58a8cf90a1c95c5f3e9011b4
SHA256

e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9
SHA512

d2a328b4146b109c9abb71367b2397dccdb1f51b96b6359a18ea6ce8666abc96a223844953e7b9d268c46324ab89fe087f13138eb4e9adf5478f464faae98ab4
SSDEEP

768:+3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:25tPusSRJDTlLTOpJiaDjts4gfFi2+A

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\66273773 = "C:\\Users\\Admin\\AppData\\Roaming\\66273773\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2304 set thread context of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29

System Location Discovery: System Language Discovery 1 TTPs 3 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	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe
2276	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2276	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2304 wrote to memory of 2236	2304	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	29
PID 2236 wrote to memory of 2276	2236	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	30
PID 2236 wrote to memory of 2276	2236	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	30
PID 2236 wrote to memory of 2276	2236	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	30
PID 2236 wrote to memory of 2276	2236	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	30
PID 2236 wrote to memory of 2276	2236	e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe	30
PID 2276 wrote to memory of 1192	2276	winver.exe	20
PID 2276 wrote to memory of 1108	2276	winver.exe	18
PID 2276 wrote to memory of 1168	2276	winver.exe	19
PID 2276 wrote to memory of 1192	2276	winver.exe	20
PID 2276 wrote to memory of 1592	2276	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
  "C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe
    "C:\Users\Admin\AppData\Local\Temp\e42c2a0dad93741e4985351f824ed7659f6c8fa5ddeef6bc46c398a87bff7ec9N.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2236
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2276

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1592

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/1108-15-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000001B00000-0x0000000001B06000-memory.dmp

Filesize
24KB

Download
memory/1108-27-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1168-17-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1168-30-0x0000000001C30000-0x0000000001C36000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1192-31-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1192-8-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1192-5-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1192-20-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1592-28-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1592-29-0x0000000077361000-0x0000000077362000-memory.dmp

Filesize
4KB

Download
memory/1592-22-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/2236-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2276-11-0x0000000077310000-0x00000000774B9000-memory.dmp

Filesize
1.7MB

Download
memory/2276-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2276-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2276-9-0x0000000000500000-0x0000000000516000-memory.dmp

Filesize
88KB

Download
memory/2276-3-0x0000000000501000-0x0000000000502000-memory.dmp

Filesize
4KB

Download
memory/2276-32-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download
memory/2276-38-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download