tinba | 59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5b

Analysis

max time kernel
118s
max time network
116s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\D5E42E8C = "C:\\Users\\Admin\\AppData\\Roaming\\D5E42E8C\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1752-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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 57 IoCs

pid	Process
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe
2480	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2480	winver.exe
1152	Explorer.EXE
1152	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1152	Explorer.EXE
1152	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 2480	1752	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	32
PID 1752 wrote to memory of 2480	1752	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	32
PID 1752 wrote to memory of 2480	1752	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	32
PID 1752 wrote to memory of 2480	1752	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	32
PID 1752 wrote to memory of 2480	1752	59d33a0e53d3186c868bc1529dc2970abf3e72d463902d82261e4a75baf9df5bN.exe	32
PID 2480 wrote to memory of 1152	2480	winver.exe	20
PID 2480 wrote to memory of 1068	2480	winver.exe	17
PID 2480 wrote to memory of 1080	2480	winver.exe	18
PID 2480 wrote to memory of 1152	2480	winver.exe	20
PID 2480 wrote to memory of 268	2480	winver.exe	25

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1068

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1152
- 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:1752
- - 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:2480

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:268

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/268-33-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/268-32-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1068-25-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1068-24-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1080-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1080-21-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1152-23-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1152-4-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1152-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1152-2-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1152-30-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1152-10-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1752-5-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download
memory/1752-14-0x0000000001E30000-0x0000000002830000-memory.dmp

Filesize
10.0MB

Download
memory/1752-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1752-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1752-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2480-6-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2480-7-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/2480-11-0x0000000077040000-0x00000000771E9000-memory.dmp

Filesize
1.7MB

Download
memory/2480-27-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2480-8-0x000000007723F000-0x0000000077240000-memory.dmp

Filesize
4KB

Download
memory/2480-9-0x000000007723F000-0x0000000077241000-memory.dmp

Filesize
8KB

Download