tinba | 46aa9f72c05e491358d444d55e9c93c22c0be00d97748d0cdd461896a4eb4bc6

Analysis

max time kernel
148s
max time network
144s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16/09/2024, 08:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Trojan.Win32.Tinba.GZN.exe
Size

237KB
MD5

5c893e6477107587d123acfffc3e9770
SHA1

f7b34c1596a00b2cc535782ecc788063ef795096
SHA256

46aa9f72c05e491358d444d55e9c93c22c0be00d97748d0cdd461896a4eb4bc6
SHA512

df9abfd1dbd7ae24ee76989cf1b7b1d243a88a6ee851c2956bd6d5fa63ef574913910d132a06d9dbc6542c61c1003658eb4b08488551924ba14c66ab49b2031e
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:6ATuTAnKGwUAWVycQqgj

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

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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\D15DBB9A = "C:\\Users\\Admin\\AppData\\Roaming\\D15DBB9A\\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	Trojan.Win32.Tinba.GZN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe
3004	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3004	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2548 wrote to memory of 3004	2548	Trojan.Win32.Tinba.GZN.exe	31
PID 2548 wrote to memory of 3004	2548	Trojan.Win32.Tinba.GZN.exe	31
PID 2548 wrote to memory of 3004	2548	Trojan.Win32.Tinba.GZN.exe	31
PID 2548 wrote to memory of 3004	2548	Trojan.Win32.Tinba.GZN.exe	31
PID 2548 wrote to memory of 3004	2548	Trojan.Win32.Tinba.GZN.exe	31
PID 3004 wrote to memory of 1196	3004	winver.exe	21
PID 3004 wrote to memory of 1116	3004	winver.exe	19
PID 3004 wrote to memory of 1160	3004	winver.exe	20
PID 3004 wrote to memory of 1196	3004	winver.exe	21
PID 3004 wrote to memory of 1608	3004	winver.exe	23
PID 3004 wrote to memory of 2548	3004	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Tinba.GZN.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.Win32.Tinba.GZN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2548
- - 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:3004

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1608

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

Loading Replay Monitor...

Downloads

memory/1116-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1116-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1160-12-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-15-0x0000000002F50000-0x0000000002F56000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002F50000-0x0000000002F56000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1608-18-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1608-29-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/2548-25-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3004-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/3004-23-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3004-31-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download