tinba | 179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
05-11-2024 20:04

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General

Target

179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe
Size

89KB
MD5

9d8bee71c549d32bf5231f1f133de41f
SHA1

6b9704f87bb119c3d855b0e7de10da019dcd62fd
SHA256

179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984
SHA512

56604edb0ffdd1816c4a7e8ef674dd3bc2d72ae1443619f1b6588670eb788d2723521dd01740e7d6e4b297863937da4b97bcd96109640de7bebee2265798bb1b
SSDEEP

1536:U9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA:U9o6fK2XqXQwhnHlqQo8Lvy

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\656A9C1E = "C:\\Users\\Admin\\AppData\\Roaming\\656A9C1E\\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	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe
2624	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2624	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 2624	388	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe	31
PID 388 wrote to memory of 2624	388	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe	31
PID 388 wrote to memory of 2624	388	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe	31
PID 388 wrote to memory of 2624	388	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe	31
PID 388 wrote to memory of 2624	388	179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe	31
PID 2624 wrote to memory of 1192	2624	winver.exe	21
PID 2624 wrote to memory of 1120	2624	winver.exe	19
PID 2624 wrote to memory of 1164	2624	winver.exe	20
PID 2624 wrote to memory of 1192	2624	winver.exe	21
PID 2624 wrote to memory of 1632	2624	winver.exe	25
PID 2624 wrote to memory of 388	2624	winver.exe	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe
  "C:\Users\Admin\AppData\Local\Temp\179d7c2a83202cfb86a49b15cf693c7d803afe9582907932d4ee8138558bf984.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:388
- - 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:2624

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1632

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/388-31-0x00000000025C0000-0x0000000002FC0000-memory.dmp

Filesize
10.0MB

Download
memory/388-6-0x00000000025C0000-0x0000000002FC0000-memory.dmp

Filesize
10.0MB

Download
memory/388-0-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/388-14-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1120-25-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1120-26-0x0000000076D81000-0x0000000076D82000-memory.dmp

Filesize
4KB

Download
memory/1120-16-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1164-18-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1164-27-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download
memory/1192-28-0x0000000002F50000-0x0000000002F56000-memory.dmp

Filesize
24KB

Download
memory/1192-12-0x0000000076D81000-0x0000000076D82000-memory.dmp

Filesize
4KB

Download
memory/1192-21-0x0000000002F50000-0x0000000002F56000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download
memory/1192-5-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download
memory/1632-29-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1632-30-0x0000000076D81000-0x0000000076D82000-memory.dmp

Filesize
4KB

Download
memory/1632-23-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/2624-13-0x0000000076D30000-0x0000000076ED9000-memory.dmp

Filesize
1.7MB

Download
memory/2624-7-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2624-8-0x0000000076F30000-0x0000000076F31000-memory.dmp

Filesize
4KB

Download
memory/2624-9-0x0000000076F2F000-0x0000000076F30000-memory.dmp

Filesize
4KB

Download
memory/2624-10-0x0000000076F2F000-0x0000000076F31000-memory.dmp

Filesize
8KB

Download
memory/2624-11-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/2624-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2624-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download