tinba | f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8

Analysis

max time kernel
149s
max time network
147s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08/09/2024, 04:06

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General

Target

f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe
Size

68KB
MD5

3cd43289757de8ea1a44585f00b9ac39
SHA1

a23992b5e4d00d97a98df7bc85059f5dd21fa7fc
SHA256

f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8
SHA512

613df25087b57410e110da8e38758fe1c2381207f6e9d7a7d322e4bd71fb88e6e624c6d4fecfad8cfd5fb7e41e05993063c022eb06d511c7b5d8782c5edbe834
SSDEEP

768:6waGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:647urp3v23HSa0AMNyfQ1d2y4Z4P

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\E5702137 = "C:\\Users\\Admin\\AppData\\Roaming\\E5702137\\bin.exe"	winver.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 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
2456	winver.exe
2456	winver.exe
2456	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2456	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 1820 wrote to memory of 2264	1820	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	28
PID 2264 wrote to memory of 2456	2264	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	29
PID 2264 wrote to memory of 2456	2264	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	29
PID 2264 wrote to memory of 2456	2264	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	29
PID 2264 wrote to memory of 2456	2264	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	29
PID 2264 wrote to memory of 2456	2264	f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe	29
PID 2456 wrote to memory of 1196	2456	winver.exe	20
PID 2456 wrote to memory of 1116	2456	winver.exe	18
PID 2456 wrote to memory of 1168	2456	winver.exe	19
PID 2456 wrote to memory of 1196	2456	winver.exe	20
PID 2456 wrote to memory of 1192	2456	winver.exe	22
PID 2456 wrote to memory of 2264	2456	winver.exe	28

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe
  "C:\Users\Admin\AppData\Local\Temp\f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1820
- - C:\Users\Admin\AppData\Local\Temp\f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe
    "C:\Users\Admin\AppData\Local\Temp\f48f73ac36e0e9264bc93db8ffc198543fa0699f9b4ff4f409c45aef438fcfc8.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2264
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      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:1192

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/1116-30-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1116-29-0x0000000001FE0000-0x0000000001FE7000-memory.dmp

Filesize
28KB

Download
memory/1116-17-0x0000000001FE0000-0x0000000001FE7000-memory.dmp

Filesize
28KB

Download
memory/1168-31-0x00000000001B0000-0x00000000001B7000-memory.dmp

Filesize
28KB

Download
memory/1168-19-0x00000000001B0000-0x00000000001B7000-memory.dmp

Filesize
28KB

Download
memory/1192-25-0x0000000001C20000-0x0000000001C27000-memory.dmp

Filesize
28KB

Download
memory/1192-27-0x0000000001C20000-0x0000000001C27000-memory.dmp

Filesize
28KB

Download
memory/1192-28-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1196-13-0x0000000077921000-0x0000000077922000-memory.dmp

Filesize
4KB

Download
memory/1196-12-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1196-32-0x00000000020A0000-0x00000000020A7000-memory.dmp

Filesize
28KB

Download
memory/1196-8-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1196-6-0x0000000002090000-0x0000000002097000-memory.dmp

Filesize
28KB

Download
memory/1196-23-0x00000000020A0000-0x00000000020A7000-memory.dmp

Filesize
28KB

Download
memory/1820-2-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1820-3-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2264-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2264-5-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/2456-14-0x00000000778D0000-0x0000000077A79000-memory.dmp

Filesize
1.7MB

Download
memory/2456-9-0x00000000000B0000-0x00000000000B7000-memory.dmp

Filesize
28KB

Download
memory/2456-11-0x0000000000240000-0x0000000000256000-memory.dmp

Filesize
88KB

Download
memory/2456-7-0x0000000000241000-0x0000000000242000-memory.dmp

Filesize
4KB

Download