tinba | d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-10-2024 02:42

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General

Target

d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe
Size

68KB
MD5

46b5edb628c1f11dd02d8e9dda766312
SHA1

cc07daacb7a473ab54bb54f0846c914a1905bec0
SHA256

d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b
SHA512

6d53cc2ce911be47b3c7f506be8e94783db04f075ec93c83ab12225874207fb6012e0c3ae19f108eacce219b5484ebef81be83173b03c5eedb90db4ac2a28c58
SSDEEP

768:zwaGd7Lw/nrrxDL/GOv2/w6HSa0fYSPNZsxRXQ1d2yg/QmWKHZyiVlaW4OHZ0Em:z47urp3v23HSa0AMNyfQ1d2y4Z4P

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\37889A13 = "C:\\Users\\Admin\\AppData\\Roaming\\37889A13\\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	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe
2336	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2336	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2488 wrote to memory of 2352	2488	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	31
PID 2352 wrote to memory of 2336	2352	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	32
PID 2352 wrote to memory of 2336	2352	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	32
PID 2352 wrote to memory of 2336	2352	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	32
PID 2352 wrote to memory of 2336	2352	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	32
PID 2352 wrote to memory of 2336	2352	d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe	32
PID 2336 wrote to memory of 1368	2336	winver.exe	21
PID 2336 wrote to memory of 1204	2336	winver.exe	19
PID 2336 wrote to memory of 1308	2336	winver.exe	20
PID 2336 wrote to memory of 1368	2336	winver.exe	21
PID 2336 wrote to memory of 1448	2336	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1204

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1308

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1368
- C:\Users\Admin\AppData\Local\Temp\d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe
  "C:\Users\Admin\AppData\Local\Temp\d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Users\Admin\AppData\Local\Temp\d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe
    "C:\Users\Admin\AppData\Local\Temp\d26cc75e3eec0dede1083d7ad502cad0d51f2f8a7a0c837babb26b66f8626a4b.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2352
  - - 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:2336

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1448

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/1204-18-0x00000000003D0000-0x00000000003D7000-memory.dmp

Filesize
28KB

Download
memory/1204-28-0x00000000003D0000-0x00000000003D7000-memory.dmp

Filesize
28KB

Download
memory/1204-29-0x0000000077821000-0x0000000077822000-memory.dmp

Filesize
4KB

Download
memory/1308-21-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/1308-33-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/1368-24-0x00000000025F0000-0x00000000025F7000-memory.dmp

Filesize
28KB

Download
memory/1368-7-0x00000000025E0000-0x00000000025E7000-memory.dmp

Filesize
28KB

Download
memory/1368-8-0x00000000025E0000-0x00000000025E7000-memory.dmp

Filesize
28KB

Download
memory/1368-30-0x00000000025F0000-0x00000000025F7000-memory.dmp

Filesize
28KB

Download
memory/1368-13-0x00000000025E0000-0x00000000025E7000-memory.dmp

Filesize
28KB

Download
memory/1368-14-0x0000000077821000-0x0000000077822000-memory.dmp

Filesize
4KB

Download
memory/1448-32-0x0000000077821000-0x0000000077822000-memory.dmp

Filesize
4KB

Download
memory/1448-27-0x0000000002010000-0x0000000002017000-memory.dmp

Filesize
28KB

Download
memory/1448-31-0x0000000002010000-0x0000000002017000-memory.dmp

Filesize
28KB

Download
memory/2336-15-0x00000000777D0000-0x0000000077979000-memory.dmp

Filesize
1.7MB

Download
memory/2336-9-0x0000000000100000-0x0000000000107000-memory.dmp

Filesize
28KB

Download
memory/2336-11-0x0000000000870000-0x0000000000886000-memory.dmp

Filesize
88KB

Download
memory/2336-6-0x0000000000871000-0x0000000000872000-memory.dmp

Filesize
4KB

Download
memory/2352-5-0x0000000000400000-0x0000000000404A00-memory.dmp

Filesize
18KB

Download
memory/2352-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2488-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2488-3-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download