tinba | 4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-12-2024 11:45

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe
Size

45KB
MD5

1993a320de9e5f9257eb192669c80045
SHA1

25b217f6c2db7d7beca22907cc169117a62f5f13
SHA256

4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083
SHA512

0cea7ecdfcdf80c8e209893fb309bca1b4fcd1b7c2e4e4f29b7e8468520bc98c975ebf7316a7c3463506d12d823a0acbcb7fd01ecadf53a07c6cef470fc1cae1
SSDEEP

768:VhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2/:HsWE9N5dFu53dsniQaB/xZ14n7zIF+qL

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\5A17462A = "C:\\Users\\Admin\\AppData\\Roaming\\5A17462A\\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/2644-0-0x0000000000400000-0x000000000041D000-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	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe
2696	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2696	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2696	2644	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe	31
PID 2644 wrote to memory of 2696	2644	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe	31
PID 2644 wrote to memory of 2696	2644	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe	31
PID 2644 wrote to memory of 2696	2644	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe	31
PID 2644 wrote to memory of 2696	2644	4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe	31
PID 2696 wrote to memory of 1232	2696	winver.exe	21
PID 2696 wrote to memory of 1116	2696	winver.exe	19
PID 2696 wrote to memory of 1176	2696	winver.exe	20
PID 2696 wrote to memory of 1232	2696	winver.exe	21
PID 2696 wrote to memory of 872	2696	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1232
- C:\Users\Admin\AppData\Local\Temp\4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe
  "C:\Users\Admin\AppData\Local\Temp\4825a334bf182dc728223c35c325e9d9b1a0e21eb3561f5d5145e15c36cb1083.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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:2696

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:872

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/872-25-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/872-29-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/872-28-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1116-27-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1116-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1176-37-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-31-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1176-30-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1232-2-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1232-10-0x0000000077581000-0x0000000077582000-memory.dmp

Filesize
4KB

Download
memory/1232-23-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1232-4-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1232-32-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1232-3-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/2644-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-13-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2644-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2644-5-0x0000000001D60000-0x0000000002760000-memory.dmp

Filesize
10.0MB

Download
memory/2644-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2696-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2696-7-0x0000000077730000-0x0000000077731000-memory.dmp

Filesize
4KB

Download
memory/2696-8-0x000000007772F000-0x0000000077730000-memory.dmp

Filesize
4KB

Download
memory/2696-9-0x000000007772F000-0x0000000077731000-memory.dmp

Filesize
8KB

Download
memory/2696-11-0x0000000077530000-0x00000000776D9000-memory.dmp

Filesize
1.7MB

Download
memory/2696-33-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download