tinba | 12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813f

Analysis

max time kernel
105s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 23:02

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General

Target

12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe
Size

45KB
MD5

915c3a2943baf8a1dd3c91e72a7d13f0
SHA1

58ee156056c500c5a04865d34541afe5fd580c6c
SHA256

12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813f
SHA512

705487dbdf5414138c363bf6fe8223e6be57c83a00c26d9dc84f1f532a7e1970dad8a1e73d9c45aea236cab432acb6d748da905539165a23cbf777aa105379bd
SSDEEP

768:YhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:ksWE9N5dFu53dsniQaB/xZ14n7zIF+qr

Score

10^/10

tinba banker discovery persistence trojan upx

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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\7E01FF4B = "C:\\Users\\Admin\\AppData\\Roaming\\7E01FF4B\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2492-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3204	1016	WerFault.exe	83

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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1016	winver.exe
1016	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3468	Explorer.EXE
Token: SeCreatePagefilePrivilege	3468	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1016	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1016	2492	12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe	83
PID 2492 wrote to memory of 1016	2492	12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe	83
PID 2492 wrote to memory of 1016	2492	12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe	83
PID 2492 wrote to memory of 1016	2492	12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe	83
PID 1016 wrote to memory of 3468	1016	winver.exe	56
PID 1016 wrote to memory of 2872	1016	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2872

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3468
- C:\Users\Admin\AppData\Local\Temp\12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe
  "C:\Users\Admin\AppData\Local\Temp\12e50ab696ea6157f8962197cf494b8211516edc5c1b72e217b5df3759c7813fN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - 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:1016
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1016 -s 352
      4⤵
      Program crash
      PID:3204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1016 -ip 1016
1⤵
PID:2860

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/1016-5-0x0000000077642000-0x0000000077643000-memory.dmp

Filesize
4KB

Download
memory/1016-15-0x0000000001050000-0x0000000001056000-memory.dmp

Filesize
24KB

Download
memory/1016-12-0x0000000001050000-0x0000000001056000-memory.dmp

Filesize
24KB

Download
memory/1016-7-0x00007FFD28FF0000-0x00007FFD291E5000-memory.dmp

Filesize
2.0MB

Download
memory/2492-10-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/2492-4-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/2492-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2492-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2492-1-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/2872-14-0x0000000000D60000-0x0000000000D66000-memory.dmp

Filesize
24KB

Download
memory/3468-6-0x00007FFD2908D000-0x00007FFD2908E000-memory.dmp

Filesize
4KB

Download
memory/3468-2-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/3468-3-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download