tinba | 12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466

Analysis

max time kernel
125s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2025 20:02

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General

Target

12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe
Size

51KB
MD5

2a8badacb51508c0aaa0b98902e96de0
SHA1

8a0965fc09af128603e37d8bdfefb2511225043d
SHA256

12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466
SHA512

ebd6257a5ee566700a33f0cd000f908d3640533b2b15c0874bc38768af7cc4a54cdc0c482976817469a099deb26cb6f5933d6f62eda9bd7712278a472aa1c99f
SSDEEP

768:afrWSEzgqRrBoHxOrwal5RxKwKZOyN/4BxG+C2GqymmcqGncVyR9Jg:afDEBBoHq7RxgV/twyzEcM9Jg

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-1-5-21-70482961-775596374-3727440602-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\766641A8 = "C:\\Users\\Admin\\AppData\\Roaming\\766641A8\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3712	4616	WerFault.exe	86

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	12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4616	winver.exe
4616	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4616	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3440	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 4616	5056	12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe	86
PID 5056 wrote to memory of 4616	5056	12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe	86
PID 5056 wrote to memory of 4616	5056	12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe	86
PID 5056 wrote to memory of 4616	5056	12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe	86
PID 4616 wrote to memory of 3440	4616	winver.exe	56
PID 4616 wrote to memory of 2676	4616	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2676

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3440
- C:\Users\Admin\AppData\Local\Temp\12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe
  "C:\Users\Admin\AppData\Local\Temp\12e480e8ab31795f2412182453f4b07eac197b7f6bdbbc0bf53e3c7d616a7466.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5056
- - 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:4616
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 352
      4⤵
      Program crash
      PID:3712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4616 -ip 4616
1⤵
PID:340

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/2676-13-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3440-2-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download
memory/3440-1-0x00000000010B0000-0x00000000010B6000-memory.dmp

Filesize
24KB

Download
memory/3440-16-0x00007FF996660000-0x00007FF996661000-memory.dmp

Filesize
4KB

Download
memory/3440-6-0x00007FF9964CC000-0x00007FF9964CD000-memory.dmp

Filesize
4KB

Download
memory/3440-5-0x00007FF9964CD000-0x00007FF9964CE000-memory.dmp

Filesize
4KB

Download
memory/4616-11-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

Filesize
24KB

Download
memory/4616-4-0x00000000774D2000-0x00000000774D3000-memory.dmp

Filesize
4KB

Download
memory/4616-7-0x00007FF996430000-0x00007FF996625000-memory.dmp

Filesize
2.0MB

Download
memory/4616-14-0x0000000000AE0000-0x0000000000AE6000-memory.dmp

Filesize
24KB

Download
memory/5056-3-0x00000000025C0000-0x0000000002FC0000-memory.dmp

Filesize
10.0MB

Download
memory/5056-9-0x00000000025C0000-0x0000000002FC0000-memory.dmp

Filesize
10.0MB

Download
memory/5056-8-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/5056-0-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download