tinba | 59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5b

Analysis

max time kernel
113s
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
10/01/2025, 21:06

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General

Target

59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe
Size

45KB
MD5

dfccece2498f7ee0619dbf1bb6298b00
SHA1

47ff5fb84927767af5bdaf070a7b7d33c2727e60
SHA256

59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5b
SHA512

134446b1fc1f3f1262f6e4ea995d476e0834215efc3882d9bc92f7dd227500e48fd1f606f7d0fd39448af9cf2dff9db4fb714e5d799468d6446769842e6078b9
SSDEEP

768:3hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2d:RsWE9N5dFu53dsniQaB/xZ14n7zIF+qh

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\1BB43835 = "C:\\Users\\Admin\\AppData\\Roaming\\1BB43835\\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/2352-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1452	4200	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	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4200	winver.exe
4200	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4200	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2352 wrote to memory of 4200	2352	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	84
PID 2352 wrote to memory of 4200	2352	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	84
PID 2352 wrote to memory of 4200	2352	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	84
PID 2352 wrote to memory of 4200	2352	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	84
PID 4200 wrote to memory of 3456	4200	winver.exe	56
PID 4200 wrote to memory of 2564	4200	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2564

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3456
- C:\Users\Admin\AppData\Local\Temp\59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe
  "C:\Users\Admin\AppData\Local\Temp\59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2352
- - 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:4200
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 352
      4⤵
      Program crash
      PID:1452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 4200
1⤵
PID:4796

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/2352-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2352-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download
memory/2352-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2352-4-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/2352-9-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/2564-13-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/3456-3-0x00000000010F0000-0x00000000010F6000-memory.dmp

Filesize
24KB

Download
memory/3456-6-0x00007FFD7506D000-0x00007FFD7506E000-memory.dmp

Filesize
4KB

Download
memory/3456-2-0x00000000010F0000-0x00000000010F6000-memory.dmp

Filesize
24KB

Download
memory/4200-7-0x00007FFD74FD0000-0x00007FFD751C5000-memory.dmp

Filesize
2.0MB

Download
memory/4200-5-0x00000000777E2000-0x00000000777E3000-memory.dmp

Filesize
4KB

Download
memory/4200-11-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download
memory/4200-14-0x0000000002A90000-0x0000000002A96000-memory.dmp

Filesize
24KB

Download