tinba | 0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5

Analysis

max time kernel
104s
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
22-11-2024 14:54

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General

Target

0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe
Size

45KB
MD5

39f2f49ffc113bc8c60bb72c59a5c0ad
SHA1

9981e59720a4e0ad1da6472718c8c008a06e2056
SHA256

0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5
SHA512

94d81023087d1de6101a4b0a5f70ceea47ff1f58b8a814583d847d3feb1ae0ffd7ea35b2dd370b5fac17d7aa551a752009521d502ce0bf03e797e84f0daae123
SSDEEP

768:VhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ21:HsWE9N5dFu53dsniQaB/xZ14n7zIF+qZ

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0FB069DA = "C:\\Users\\Admin\\AppData\\Roaming\\0FB069DA\\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/3480-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4240	4620	WerFault.exe	84

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	0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4620	winver.exe
4620	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4620	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3480 wrote to memory of 4620	3480	0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe	84
PID 3480 wrote to memory of 4620	3480	0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe	84
PID 3480 wrote to memory of 4620	3480	0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe	84
PID 3480 wrote to memory of 4620	3480	0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe	84
PID 4620 wrote to memory of 3500	4620	winver.exe	56
PID 4620 wrote to memory of 2676	4620	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
PID:3500
- C:\Users\Admin\AppData\Local\Temp\0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe
  "C:\Users\Admin\AppData\Local\Temp\0868b493231c1fb2594b68fd716f9afc708fc1be307977753ae80ad7a29a18f5.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3480
- - 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:4620
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 352
      4⤵
      Program crash
      PID:4240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4620 -ip 4620
1⤵
PID:4416

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/2676-14-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/3480-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3480-1-0x00000000005C0000-0x00000000005C1000-memory.dmp

Filesize
4KB

Download
memory/3480-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3480-4-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3480-10-0x0000000002320000-0x0000000002D20000-memory.dmp

Filesize
10.0MB

Download
memory/3500-3-0x0000000000D40000-0x0000000000D46000-memory.dmp

Filesize
24KB

Download
memory/3500-6-0x00007FFF641ED000-0x00007FFF641EE000-memory.dmp

Filesize
4KB

Download
memory/3500-2-0x0000000000D40000-0x0000000000D46000-memory.dmp

Filesize
24KB

Download
memory/4620-7-0x00007FFF64150000-0x00007FFF64345000-memory.dmp

Filesize
2.0MB

Download
memory/4620-5-0x0000000077CF2000-0x0000000077CF3000-memory.dmp

Filesize
4KB

Download
memory/4620-12-0x0000000002A70000-0x0000000002A76000-memory.dmp

Filesize
24KB

Download
memory/4620-15-0x0000000002A70000-0x0000000002A76000-memory.dmp

Filesize
24KB

Download