tinba | 9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686

Analysis

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

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11/01/2025, 03:49 UTC

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General

Target

9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe
Size

110KB
MD5

24e5df391a6a6774fffced3172d49410
SHA1

b530c78e5f1495f6b730003fa463b49e5539f351
SHA256

9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686
SHA512

b8d2b7d7454ef3d89b74c9bb8acf5e1bad0b6dae1fc881c7e04195d9b1c7a3531ff80140f17146b89157c1b355533228dad88354b0f878e3cf90585479b230f9
SSDEEP

1536:YiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:YiyvRmDLs/ZrwWJjAqGcRJ2hA

Score

10^/10

tinba banker discovery persistence trojan upx

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\B4B85005 = "C:\\Users\\Admin\\AppData\\Roaming\\B4B85005\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1920-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx

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	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe
2412	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2412	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2412	1920	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe	31
PID 1920 wrote to memory of 2412	1920	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe	31
PID 1920 wrote to memory of 2412	1920	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe	31
PID 1920 wrote to memory of 2412	1920	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe	31
PID 1920 wrote to memory of 2412	1920	9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe	31
PID 2412 wrote to memory of 1212	2412	winver.exe	21
PID 2412 wrote to memory of 1088	2412	winver.exe	19
PID 2412 wrote to memory of 1168	2412	winver.exe	20
PID 2412 wrote to memory of 1212	2412	winver.exe	21
PID 2412 wrote to memory of 1444	2412	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1088

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe
  "C:\Users\Admin\AppData\Local\Temp\9b8e5386e6a52c1cddfa2f1b9c78a418f8e3de4bb742d2778544e53cb6836686.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1920
- - 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:2412

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1444

Network

DNS

spaines.pw

winver.exe

Remote address:

8.8.8.8:53

Request

spaines.pw

IN A

Response

spaines.pw

IN A

216.218.185.162
POST

http://spaines.pw/EiDQjNbWEQ/

winver.exe

Remote address:

216.218.185.162:80

Request

POST /EiDQjNbWEQ/ HTTP/1.0
Host: spaines.pw
Content-Length: 157

Response

HTTP/1.1 200 OK

Server: nginx/1.21.6
Date: Sat, 11 Jan 2025 03:50:09 GMT
Content-Type: application/octet-stream
Connection: close

216.218.185.162:80

http://spaines.pw/EiDQjNbWEQ/

http

winver.exe

1.5kB
1.2kB
27
27

HTTP Request

POST http://spaines.pw/EiDQjNbWEQ/

HTTP Response

200

8.8.8.8:53

spaines.pw

dns

winver.exe

56 B
72 B
1
1

DNS Request

spaines.pw

DNS Response

216.218.185.162

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

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Downloads

memory/1088-26-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1088-25-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1212-28-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1212-21-0x00000000020B0000-0x00000000020B6000-memory.dmp

Filesize
24KB

Download
memory/1212-10-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1212-3-0x0000000002AC0000-0x0000000002AC6000-memory.dmp

Filesize
24KB

Download
memory/1444-30-0x00000000774E1000-0x00000000774E2000-memory.dmp

Filesize
4KB

Download
memory/1444-24-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1444-29-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1920-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1920-13-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/1920-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1920-5-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/1920-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2412-11-0x0000000077490000-0x0000000077639000-memory.dmp

Filesize
1.7MB

Download
memory/2412-9-0x000000007768F000-0x0000000077691000-memory.dmp

Filesize
8KB

Download
memory/2412-8-0x000000007768F000-0x0000000077690000-memory.dmp

Filesize
4KB

Download
memory/2412-7-0x0000000077690000-0x0000000077691000-memory.dmp

Filesize
4KB

Download
memory/2412-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2412-31-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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Downloads

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