tinba | 67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d

Analysis

max time kernel
148s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-02-2025 01:35

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General

Target

67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe
Size

54KB
MD5

20c7d1e815f4a9fd7f1abc918e87350e
SHA1

5f2b41b7b187a5453617f84c138d06a0b7428483
SHA256

67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d
SHA512

0fe3f7d15a0e6724268200fe8b173500b16289ec909f14123331f1bfce5f4c9443a1ea58897b09163bc8bd03bb66a372da436aae0269a1980772e0a91718dc6f
SSDEEP

768:P3CCRtWM5usSRJDTlLTOpJiqRZNoCRtxihG1gfFNsHWP4jBS:/5tPusSRJDTlLTOpJiaDjts4gfFi2+A

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\25C203E4 = "C:\\Users\\Admin\\AppData\\Roaming\\25C203E4\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 976 set thread context of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31

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	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe
3052	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3052	winver.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 976 wrote to memory of 3040	976	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	31
PID 3040 wrote to memory of 3052	3040	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	32
PID 3040 wrote to memory of 3052	3040	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	32
PID 3040 wrote to memory of 3052	3040	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	32
PID 3040 wrote to memory of 3052	3040	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	32
PID 3040 wrote to memory of 3052	3040	67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe	32
PID 3052 wrote to memory of 1224	3052	winver.exe	21
PID 3052 wrote to memory of 1104	3052	winver.exe	19
PID 3052 wrote to memory of 1172	3052	winver.exe	20
PID 3052 wrote to memory of 1224	3052	winver.exe	21
PID 3052 wrote to memory of 1764	3052	winver.exe	25
PID 3052 wrote to memory of 3040	3052	winver.exe	31

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe
  "C:\Users\Admin\AppData\Local\Temp\67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:976
- - C:\Users\Admin\AppData\Local\Temp\67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe
    "C:\Users\Admin\AppData\Local\Temp\67b13141eade757805f53788c5494782e2a75133ca9c665addd5e65b60a7cf1d.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3040
  - - 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:3052

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1764

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

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Downloads

memory/1104-31-0x0000000077CA1000-0x0000000077CA2000-memory.dmp

Filesize
4KB

Download
memory/1104-15-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/1104-30-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/1172-18-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-35-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1224-10-0x0000000077CA1000-0x0000000077CA2000-memory.dmp

Filesize
4KB

Download
memory/1224-8-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1224-5-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1224-32-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1224-3-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1224-21-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/1764-33-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1764-34-0x0000000077CA1000-0x0000000077CA2000-memory.dmp

Filesize
4KB

Download
memory/1764-23-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/3040-2-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3052-11-0x0000000077C50000-0x0000000077DF9000-memory.dmp

Filesize
1.7MB

Download
memory/3052-28-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/3052-29-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/3052-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3052-4-0x00000000009A1000-0x00000000009A2000-memory.dmp

Filesize
4KB

Download
memory/3052-9-0x00000000009A0000-0x00000000009B6000-memory.dmp

Filesize
88KB

Download
memory/3052-36-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/3052-42-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download