tinba | 083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-12-2024 14:14

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General

Target

083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe
Size

225KB
MD5

018efb8ed800c50c50e43cdbc5567fc7
SHA1

70479e75fbf8a1abf214ef29c11244d9b4304e72
SHA256

083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df
SHA512

8ed5512a6612b27dacfa26d08608a08174bef06c015afd5bab8be0910983ae522cb22631fa9c970d1de036c7d046b529507a1493211b1509b7f24997e0a9c56e
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:6ATuTAnKGwUAW3ycQqgV

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\D6E83D44 = "C:\\Users\\Admin\\AppData\\Roaming\\D6E83D44\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2740	winver.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2740	2668	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe	30
PID 2668 wrote to memory of 2740	2668	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe	30
PID 2668 wrote to memory of 2740	2668	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe	30
PID 2668 wrote to memory of 2740	2668	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe	30
PID 2668 wrote to memory of 2740	2668	083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe	30
PID 2740 wrote to memory of 1204	2740	winver.exe	21
PID 2740 wrote to memory of 1108	2740	winver.exe	19
PID 2740 wrote to memory of 1164	2740	winver.exe	20
PID 2740 wrote to memory of 1204	2740	winver.exe	21
PID 2740 wrote to memory of 1620	2740	winver.exe	25
PID 2740 wrote to memory of 2668	2740	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1204
- C:\Users\Admin\AppData\Local\Temp\083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe
  "C:\Users\Admin\AppData\Local\Temp\083079dbf1094a84601e8593475a22d2d3da4508d3f9aa570aa7a71caaf4f9df.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2668
- - 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:2740

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1620

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 Information Discovery

T1082

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/1108-9-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1108-26-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1164-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-15-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002D70000-0x0000000002D76000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download
memory/1620-18-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/1620-28-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/2668-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2740-23-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download
memory/2740-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2740-31-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download