tinba | 3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-01-2025 10:33

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe
Size

45KB
MD5

19ac5bee68b8853474ad58ff9f09c4fc
SHA1

cc96f3b2d31ad9fde574321932006ea8052e434e
SHA256

3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51
SHA512

0407b5bbe49ecc9b8b7502c56e4ed71d1b20cb33f7293e7d92fc5246b5abffd86f25049eee5e7735f91fa1684dd8db285e4dafccfb018511f9dada69ccfd5321
SSDEEP

768:yhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2F:+sWE9N5dFu53dsniQaB/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\EF3A1B2E = "C:\\Users\\Admin\\AppData\\Roaming\\EF3A1B2E\\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/1684-0-0x0000000000400000-0x000000000041D000-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	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe
2920	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2920	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 2920	1684	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe	29
PID 1684 wrote to memory of 2920	1684	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe	29
PID 1684 wrote to memory of 2920	1684	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe	29
PID 1684 wrote to memory of 2920	1684	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe	29
PID 1684 wrote to memory of 2920	1684	3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe	29
PID 2920 wrote to memory of 1200	2920	winver.exe	21
PID 2920 wrote to memory of 1120	2920	winver.exe	19
PID 2920 wrote to memory of 1164	2920	winver.exe	20
PID 2920 wrote to memory of 1200	2920	winver.exe	21
PID 2920 wrote to memory of 1624	2920	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe
  "C:\Users\Admin\AppData\Local\Temp\3b16a124a7a6d5dac1db8c87e731c32cf101edcfc36db6358f534aad4a44fc51.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1684
- - 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:2920

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1624

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/1120-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1120-27-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1164-33-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1164-32-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1164-21-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1200-3-0x0000000002980000-0x0000000002986000-memory.dmp

Filesize
24KB

Download
memory/1200-23-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1200-29-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1624-31-0x0000000077A81000-0x0000000077A82000-memory.dmp

Filesize
4KB

Download
memory/1624-30-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1624-25-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1684-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1684-13-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/1684-5-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/1684-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1684-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2920-9-0x0000000077C2F000-0x0000000077C31000-memory.dmp

Filesize
8KB

Download
memory/2920-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2920-6-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2920-7-0x0000000077C30000-0x0000000077C31000-memory.dmp

Filesize
4KB

Download
memory/2920-8-0x0000000077C2F000-0x0000000077C30000-memory.dmp

Filesize
4KB

Download
memory/2920-11-0x0000000077A30000-0x0000000077BD9000-memory.dmp

Filesize
1.7MB

Download