tinba | fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 09:30

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General

Target

fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe
Size

225KB
MD5

0c73c8994fb1254c1414700f53bbbc41
SHA1

778ef62b41f2a1fb8a3fbb1aab1907d6994e4ffd
SHA256

fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de
SHA512

f38f29276fe109d8be14f2bc535df3e19268331e1f0a19529daaa0c0aab5ab1766830e3a15f4c2928cff7ad9173e9181bb2155793c544e6c6e74af205b19fabe
SSDEEP

6144:lA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:lATuTAnKGwUAW3ycQqgV

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\839F6402 = "C:\\Users\\Admin\\AppData\\Roaming\\839F6402\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe
2456	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2456	winver.exe
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2456	1948	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe	31
PID 1948 wrote to memory of 2456	1948	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe	31
PID 1948 wrote to memory of 2456	1948	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe	31
PID 1948 wrote to memory of 2456	1948	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe	31
PID 1948 wrote to memory of 2456	1948	fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe	31
PID 2456 wrote to memory of 1216	2456	winver.exe	21
PID 2456 wrote to memory of 1124	2456	winver.exe	19
PID 2456 wrote to memory of 1184	2456	winver.exe	20
PID 2456 wrote to memory of 1216	2456	winver.exe	21
PID 2456 wrote to memory of 1532	2456	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1216
- C:\Users\Admin\AppData\Local\Temp\fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe
  "C:\Users\Admin\AppData\Local\Temp\fa950eb2ad298751c288d29baa9cdad8e1be58f5dca3cf1196fa0027eeb7b6de.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1948
- - 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:2456

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1532

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 Information Discovery

T1082

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/1124-26-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/1124-11-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/1184-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1184-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1216-17-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1216-6-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1216-25-0x0000000002D20000-0x0000000002D26000-memory.dmp

Filesize
24KB

Download
memory/1532-20-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1532-24-0x0000000001C50000-0x0000000001C56000-memory.dmp

Filesize
24KB

Download
memory/1948-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2456-23-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2456-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2456-29-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download