tinba | cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255

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
12-01-2025 04:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe
Size

45KB
MD5

863ab01aa0b3b64aecb330f85c05b05b
SHA1

39490c027d6c44c5e2e7636f0ae370d1b934cc83
SHA256

cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255
SHA512

4c8c60518b56d8b0c28eac9a2ae626d7bf96d4222d6c8f7c9d97f7c0f7180e8055462f91871bce3e66c97e6affca3036c064b14e319403719aefaef851aab2b0
SSDEEP

768:GhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ29:KsWE9N5dFu53dsniQaB/xZ14n7zIF+qB

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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C863977D = "C:\\Users\\Admin\\AppData\\Roaming\\C863977D\\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/524-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2984	4364	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	cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4364	winver.exe
4364	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4364	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 524 wrote to memory of 4364	524	cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe	84
PID 524 wrote to memory of 4364	524	cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe	84
PID 524 wrote to memory of 4364	524	cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe	84
PID 524 wrote to memory of 4364	524	cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe	84
PID 4364 wrote to memory of 3448	4364	winver.exe	56
PID 4364 wrote to memory of 2660	4364	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2660

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3448
- C:\Users\Admin\AppData\Local\Temp\cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe
  "C:\Users\Admin\AppData\Local\Temp\cc3ccbadb94bfb1b14e13b8b93ec6c1691ccdbece2d805fe9e81050a3b8cb255.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:524
- - 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:4364
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4364 -s 352
      4⤵
      Program crash
      PID:2984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4364 -ip 4364
1⤵
PID:4840

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/524-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/524-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/524-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/524-4-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Filesize
10.0MB

Download
memory/524-9-0x00000000022C0000-0x0000000002CC0000-memory.dmp

Filesize
10.0MB

Download
memory/2660-13-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/3448-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/3448-6-0x00007FFE9042D000-0x00007FFE9042E000-memory.dmp

Filesize
4KB

Download
memory/3448-3-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4364-7-0x00007FFE90390000-0x00007FFE90585000-memory.dmp

Filesize
2.0MB

Download
memory/4364-5-0x0000000076EE2000-0x0000000076EE3000-memory.dmp

Filesize
4KB

Download
memory/4364-11-0x00000000005C0000-0x00000000005C6000-memory.dmp

Filesize
24KB

Download
memory/4364-14-0x00000000005C0000-0x00000000005C6000-memory.dmp

Filesize
24KB

Download