tinba | f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6

Analysis

max time kernel
146s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 23:50

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General

Target

f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe
Size

45KB
MD5

f5ccb5022d2af284ef1112ad3338584f
SHA1

e69b655e9c8a474d8ea55a8e5215f195564ac0b0
SHA256

f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6
SHA512

2b2a9be8ad3b8ac650a499221b21e2b337318e24337ef734d8ca47e3ec8958a6be07de20d8d188be4076ae1a4c2e0e1697063ec04fa27fe19ceb652592475346
SSDEEP

768:uhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2l:isWE9N5dFu53dsniQaB/xZ14n7zIF+qp

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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\63947EB9 = "C:\\Users\\Admin\\AppData\\Roaming\\63947EB9\\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/2124-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3636	2268	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	f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2268	winver.exe
2268	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2268	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2268	2124	f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe	84
PID 2124 wrote to memory of 2268	2124	f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe	84
PID 2124 wrote to memory of 2268	2124	f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe	84
PID 2124 wrote to memory of 2268	2124	f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe	84
PID 2268 wrote to memory of 3452	2268	winver.exe	56
PID 2268 wrote to memory of 2976	2268	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2976

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe
  "C:\Users\Admin\AppData\Local\Temp\f142d814b4c0ce968f1151453552e49f57e1b35cf86a8366ecaa3199159bd3b6.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2124
- - 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:2268
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2268 -s 352
      4⤵
      Program crash
      PID:3636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2268 -ip 2268
1⤵
PID:1860

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/2124-10-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/2124-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/2124-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2124-4-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/2124-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2268-15-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/2268-5-0x0000000076F42000-0x0000000076F43000-memory.dmp

Filesize
4KB

Download
memory/2268-12-0x0000000000950000-0x0000000000956000-memory.dmp

Filesize
24KB

Download
memory/2268-8-0x00007FFBE2950000-0x00007FFBE2B45000-memory.dmp

Filesize
2.0MB

Download
memory/2976-14-0x0000000000F50000-0x0000000000F56000-memory.dmp

Filesize
24KB

Download
memory/3452-2-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3452-6-0x00007FFBE29ED000-0x00007FFBE29EE000-memory.dmp

Filesize
4KB

Download
memory/3452-7-0x00007FFBE29EC000-0x00007FFBE29ED000-memory.dmp

Filesize
4KB

Download
memory/3452-3-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download