tinba | 08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3

Analysis

max time kernel
109s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 08:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe
Size

45KB
MD5

83fca9748a8cd143e4423066c1e3cfb0
SHA1

bd2c6ab3dfcc5eee1b70f31f023473a8f4ff405c
SHA256

08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3
SHA512

52899eca4c2a6596fe76dca099b791a7972a1e566e5fa02c5652578d45fd588963f71ec2f6a5a32be757c919a8f6ad47d624faf0826ff78279a8e892584beff4
SSDEEP

768:ohP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:UsWE9N5dFu53dsniQaB/xZ14n7zIF+qj

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\817D6D95 = "C:\\Users\\Admin\\AppData\\Roaming\\817D6D95\\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/1236-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2236	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	08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2236	winver.exe
2236	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3536	Explorer.EXE
Token: SeCreatePagefilePrivilege	3536	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2236	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1236 wrote to memory of 2236	1236	08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe	83
PID 1236 wrote to memory of 2236	1236	08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe	83
PID 1236 wrote to memory of 2236	1236	08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe	83
PID 1236 wrote to memory of 2236	1236	08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe	83
PID 2236 wrote to memory of 3536	2236	winver.exe	56
PID 2236 wrote to memory of 2652	2236	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2652

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3536
- C:\Users\Admin\AppData\Local\Temp\08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe
  "C:\Users\Admin\AppData\Local\Temp\08e9f1693d687c58225abf78975d1f3e78853aea44040562ee29b649fc87e0d3N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1236
- - 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:2236
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 352
      4⤵
      Program crash
      PID:2916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2236 -ip 2236
1⤵
PID:4040

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/1236-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1236-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/1236-9-0x0000000002080000-0x0000000002A80000-memory.dmp

Filesize
10.0MB

Download
memory/1236-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1236-4-0x0000000002080000-0x0000000002A80000-memory.dmp

Filesize
10.0MB

Download
memory/2236-5-0x0000000077BD2000-0x0000000077BD3000-memory.dmp

Filesize
4KB

Download
memory/2236-7-0x00007FF8743D0000-0x00007FF8745C5000-memory.dmp

Filesize
2.0MB

Download
memory/2236-11-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/2236-14-0x0000000000C60000-0x0000000000C66000-memory.dmp

Filesize
24KB

Download
memory/2652-13-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

Download
memory/3536-6-0x00007FF87446D000-0x00007FF87446E000-memory.dmp

Filesize
4KB

Download
memory/3536-2-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download
memory/3536-3-0x0000000000700000-0x0000000000706000-memory.dmp

Filesize
24KB

Download