tinba | 46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939

Analysis

max time kernel
103s
max time network
101s
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 23:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe
Size

88KB
MD5

7c79041376bd2c312a31f3ad35871fbf
SHA1

06b5aceb602e8f67643fb1e34e278a263bb39d69
SHA256

46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939
SHA512

7757d2070d6c70d7230fd1954be2c80f2c751ca360c438573f578c8725de5c802d7a93d0383bdc5d92487c51dc7225a15897065dc8fafc0bb4e9a39f4e523892
SSDEEP

1536:H5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:H5fvp12UFKcD/6jwqWsNI

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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5D30A540 = "C:\\Users\\Admin\\AppData\\Roaming\\5D30A540\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3000	1588	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	46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1588	winver.exe
1588	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3532	Explorer.EXE
Token: SeCreatePagefilePrivilege	3532	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1588	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 1588	4420	46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe	83
PID 4420 wrote to memory of 1588	4420	46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe	83
PID 4420 wrote to memory of 1588	4420	46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe	83
PID 4420 wrote to memory of 1588	4420	46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe	83
PID 1588 wrote to memory of 3532	1588	winver.exe	56
PID 1588 wrote to memory of 2596	1588	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2596

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3532
- C:\Users\Admin\AppData\Local\Temp\46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe
  "C:\Users\Admin\AppData\Local\Temp\46183cab5460839268ce32739ca49ff3bea9f3efcd1a9ddfe64654823c0bb939.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4420
- - 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:1588
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1588 -s 352
      4⤵
      Program crash
      PID:3000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1588 -ip 1588
1⤵
PID:4356

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/1588-5-0x0000000077582000-0x0000000077583000-memory.dmp

Filesize
4KB

Download
memory/1588-4-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download
memory/1588-7-0x00007FFD0B350000-0x00007FFD0B545000-memory.dmp

Filesize
2.0MB

Download
memory/1588-14-0x0000000000860000-0x0000000000866000-memory.dmp

Filesize
24KB

Download
memory/2596-13-0x00000000000A0000-0x00000000000A6000-memory.dmp

Filesize
24KB

Download
memory/3532-2-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/3532-1-0x0000000000A20000-0x0000000000A26000-memory.dmp

Filesize
24KB

Download
memory/3532-6-0x00007FFD0B3ED000-0x00007FFD0B3EE000-memory.dmp

Filesize
4KB

Download
memory/4420-0-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/4420-3-0x0000000002060000-0x0000000002A60000-memory.dmp

Filesize
10.0MB

Download
memory/4420-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4420-9-0x0000000002060000-0x0000000002A60000-memory.dmp

Filesize
10.0MB

Download