tinba | 7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-01-2025 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe
Size

89KB
MD5

d7a8a45be595a177298de730e9d936f0
SHA1

328b6d4e74f9cb55e8bb93034e3cf55e4024b964
SHA256

7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9
SHA512

0a4e32fa36c1e73984a884990a975cf609aa3b368da0106388c9dd907f2da33b2963fca769d78a157c2be3f868717b17307f4060c38a1e86cd99d85386b2979c
SSDEEP

1536:+z44CpRkr9DXhH/2m//56RrufqjhzrmKIFAV0E:+zvokZRfN/yFj1qrFAH

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\B7CE102F = "C:\\Users\\Admin\\AppData\\Roaming\\B7CE102F\\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	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe
2288	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2288	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2288	2748	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe	32
PID 2748 wrote to memory of 2288	2748	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe	32
PID 2748 wrote to memory of 2288	2748	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe	32
PID 2748 wrote to memory of 2288	2748	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe	32
PID 2748 wrote to memory of 2288	2748	7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe	32
PID 2288 wrote to memory of 1136	2288	winver.exe	20
PID 2288 wrote to memory of 1052	2288	winver.exe	17
PID 2288 wrote to memory of 1084	2288	winver.exe	19
PID 2288 wrote to memory of 1136	2288	winver.exe	20
PID 2288 wrote to memory of 764	2288	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1052

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1136
- C:\Users\Admin\AppData\Local\Temp\7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe
  "C:\Users\Admin\AppData\Local\Temp\7a7a837eb02faa1f22b1df10fec23e67abf861e55faf036b88c654c6b17b3fe9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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:2288

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:764

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

Loading Replay Monitor...

Downloads

memory/764-31-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/764-28-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/764-30-0x0000000001CE0000-0x0000000001CE6000-memory.dmp

Filesize
24KB

Download
memory/1052-23-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1052-22-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1084-21-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1084-33-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1136-2-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1136-29-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/1136-10-0x0000000077271000-0x0000000077272000-memory.dmp

Filesize
4KB

Download
memory/1136-3-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1136-4-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1136-26-0x0000000002150000-0x0000000002156000-memory.dmp

Filesize
24KB

Download
memory/2288-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2288-11-0x0000000077220000-0x00000000773C9000-memory.dmp

Filesize
1.7MB

Download
memory/2288-8-0x000000007741F000-0x0000000077420000-memory.dmp

Filesize
4KB

Download
memory/2288-9-0x000000007741F000-0x0000000077421000-memory.dmp

Filesize
8KB

Download
memory/2288-7-0x0000000077420000-0x0000000077421000-memory.dmp

Filesize
4KB

Download
memory/2288-32-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2288-38-0x0000000000180000-0x0000000000181000-memory.dmp

Filesize
4KB

Download
memory/2748-13-0x0000000001DE0000-0x00000000027E0000-memory.dmp

Filesize
10.0MB

Download
memory/2748-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2748-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2748-5-0x0000000001DE0000-0x00000000027E0000-memory.dmp

Filesize
10.0MB

Download
memory/2748-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download