tinba | 184a249bfbe3ff35c6031b3b3105776f7c55e33add59082ac70f6ce5fb0711a4

Analysis

max time kernel
149s
max time network
146s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
31/08/2024, 01:20

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General

Target

446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe
Size

68KB
MD5

50c7ce412d99eb4769411d6b60a34ac6
SHA1

551d077916a61780fb055f6e3b27c0f2ba4d3378
SHA256

446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20
SHA512

e763c3d8ea8bf58f466ff8ead43234b5d6bfacb5753437e34fe19ee1f808c7c454211866f4a676900330b0020feb08187f87e82edf804271fe5f4cf9abf8d5b0
SSDEEP

768:1waGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:147urp3v23HSa0AMNyfQ1d2y4Z4P

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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\53DFA329 = "C:\\Users\\Admin\\AppData\\Roaming\\53DFA329\\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	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe
3000	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3000	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 1856 wrote to memory of 2104	1856	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	30
PID 2104 wrote to memory of 3000	2104	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	31
PID 2104 wrote to memory of 3000	2104	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	31
PID 2104 wrote to memory of 3000	2104	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	31
PID 2104 wrote to memory of 3000	2104	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	31
PID 2104 wrote to memory of 3000	2104	446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe	31
PID 3000 wrote to memory of 1212	3000	winver.exe	21
PID 3000 wrote to memory of 1112	3000	winver.exe	19
PID 3000 wrote to memory of 1180	3000	winver.exe	20
PID 3000 wrote to memory of 1212	3000	winver.exe	21
PID 3000 wrote to memory of 1504	3000	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1180

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe
  "C:\Users\Admin\AppData\Local\Temp\446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1856
- - C:\Users\Admin\AppData\Local\Temp\446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe
    "C:\Users\Admin\AppData\Local\Temp\446156cab04d4f29ecee92429d9cba29e4403be17b677e74cde58e39e6487f20.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2104
  - - 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:3000

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1504

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/1112-32-0x0000000002170000-0x0000000002177000-memory.dmp

Filesize
28KB

Download
memory/1112-21-0x0000000002170000-0x0000000002177000-memory.dmp

Filesize
28KB

Download
memory/1180-24-0x0000000000150000-0x0000000000157000-memory.dmp

Filesize
28KB

Download
memory/1180-30-0x0000000000150000-0x0000000000157000-memory.dmp

Filesize
28KB

Download
memory/1180-31-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1212-8-0x0000000002DD0000-0x0000000002DD7000-memory.dmp

Filesize
28KB

Download
memory/1212-16-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1212-27-0x0000000002F30000-0x0000000002F37000-memory.dmp

Filesize
28KB

Download
memory/1212-7-0x0000000002DD0000-0x0000000002DD7000-memory.dmp

Filesize
28KB

Download
memory/1212-13-0x0000000002DD0000-0x0000000002DD7000-memory.dmp

Filesize
28KB

Download
memory/1212-33-0x0000000002F30000-0x0000000002F37000-memory.dmp

Filesize
28KB

Download
memory/1504-29-0x0000000001F40000-0x0000000001F47000-memory.dmp

Filesize
28KB

Download
memory/1504-35-0x0000000077BE1000-0x0000000077BE2000-memory.dmp

Filesize
4KB

Download
memory/1504-34-0x0000000001F40000-0x0000000001F47000-memory.dmp

Filesize
28KB

Download
memory/1856-2-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1856-3-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2104-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2104-5-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/3000-17-0x0000000077B90000-0x0000000077D39000-memory.dmp

Filesize
1.7MB

Download
memory/3000-9-0x0000000000160000-0x0000000000167000-memory.dmp

Filesize
28KB

Download
memory/3000-6-0x0000000000AD1000-0x0000000000AD2000-memory.dmp

Filesize
4KB

Download
memory/3000-12-0x0000000000AD0000-0x0000000000AE6000-memory.dmp

Filesize
88KB

Download
memory/3000-14-0x0000000077D90000-0x0000000077D91000-memory.dmp

Filesize
4KB

Download
memory/3000-15-0x0000000077D8F000-0x0000000077D90000-memory.dmp

Filesize
4KB

Download