tinba | cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 15:57

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General

Target

cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe
Size

45KB
MD5

e9bdcfb2a5f68cc6d3efaa5f2b5b754c
SHA1

0ef6969026ed01754d2f9b7a7904176871c94d98
SHA256

cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4
SHA512

2e8d55a897862e335a083588f938779b4b6ed1ba5e822717d4f677c539c37e163a85583532904b29a3d6cd846424f00064802744863daff53cb7b83c27d074fc
SSDEEP

768:HhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ23:BsWE9N5dFu53dsniQaB/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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\4D9C3CAB = "C:\\Users\\Admin\\AppData\\Roaming\\4D9C3CAB\\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/2076-0-0x0000000000400000-0x000000000041D000-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	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2500	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 2076 wrote to memory of 2500	2076	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe	32
PID 2076 wrote to memory of 2500	2076	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe	32
PID 2076 wrote to memory of 2500	2076	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe	32
PID 2076 wrote to memory of 2500	2076	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe	32
PID 2076 wrote to memory of 2500	2076	cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe	32
PID 2500 wrote to memory of 1152	2500	winver.exe	20
PID 2500 wrote to memory of 1068	2500	winver.exe	17
PID 2500 wrote to memory of 1080	2500	winver.exe	18
PID 2500 wrote to memory of 1152	2500	winver.exe	20
PID 2500 wrote to memory of 268	2500	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\cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe
  "C:\Users\Admin\AppData\Local\Temp\cd151540e35267d06d5f0013e41305cd4cb95a2dbbc8d5960a51930e90d63da4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2076
- - 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:2500

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/268-35-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/268-31-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/268-26-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/268-34-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1068-19-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1068-27-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1068-28-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1080-29-0x0000000077091000-0x0000000077092000-memory.dmp

Filesize
4KB

Download
memory/1080-30-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1080-22-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1152-32-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1152-24-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

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

Filesize
4KB

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

Filesize
24KB

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

Filesize
24KB

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

Filesize
24KB

Download
memory/2076-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2076-14-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2076-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2076-5-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2076-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2500-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2500-7-0x0000000077240000-0x0000000077241000-memory.dmp

Filesize
4KB

Download
memory/2500-11-0x0000000077040000-0x00000000771E9000-memory.dmp

Filesize
1.7MB

Download
memory/2500-8-0x000000007723F000-0x0000000077240000-memory.dmp

Filesize
4KB

Download
memory/2500-33-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2500-9-0x000000007723F000-0x0000000077241000-memory.dmp

Filesize
8KB

Download