tinba | ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915

Analysis

max time kernel
146s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2025 03:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe
Size

89KB
MD5

e2ea0e153f75e569aa230a574b3fb470
SHA1

5fded51f0c7185684a2ee2626280175cf3b843c0
SHA256

ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915
SHA512

87ea527f6ddaf8cdc2973407050ca5240de6c5368cc08280af7e0416a7bb65de7536d3b4dafc5d2e8ff8d16955437495c9cd95224e95d2625c67c75af6033ef5
SSDEEP

1536:Wz44CpRkr9DXhH/2mt/56RrufqjhzrmKIFAg8K:WzvokZRff/yFj1qrFAg

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\A71EFD8B = "C:\\Users\\Admin\\AppData\\Roaming\\A71EFD8B\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3132	2720	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	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2720	winver.exe
2720	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2720	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 2720	4188	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe	83
PID 4188 wrote to memory of 2720	4188	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe	83
PID 4188 wrote to memory of 2720	4188	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe	83
PID 4188 wrote to memory of 2720	4188	ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe	83
PID 2720 wrote to memory of 3508	2720	winver.exe	56
PID 2720 wrote to memory of 2584	2720	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2584

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3508
- C:\Users\Admin\AppData\Local\Temp\ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe
  "C:\Users\Admin\AppData\Local\Temp\ed02cb9e1685ac20241c4136ec13613c89449d7f966712a5904d0938df518915.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4188
- - 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:2720
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 352
      4⤵
      Program crash
      PID:3132

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2720 -ip 2720
1⤵
PID:1736

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

Loading Replay Monitor...

Downloads

memory/2584-16-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2584-14-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2720-6-0x0000000077342000-0x0000000077343000-memory.dmp

Filesize
4KB

Download
memory/2720-15-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/2720-8-0x00007FFAA89F0000-0x00007FFAA8BE5000-memory.dmp

Filesize
2.0MB

Download
memory/2720-5-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/3508-3-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/3508-7-0x00007FFAA8A8D000-0x00007FFAA8A8E000-memory.dmp

Filesize
4KB

Download
memory/3508-2-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/4188-4-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/4188-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4188-10-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/4188-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/4188-1-0x00000000005D0000-0x00000000005D1000-memory.dmp

Filesize
4KB

Download