tinba | 563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3

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
02/12/2024, 18:59

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General

Target

563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe
Size

225KB
MD5

ee9b44c95e424e7b913099c747ad7596
SHA1

a2ac74bc8a55414192466fbb9e841c353fdac9d7
SHA256

563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3
SHA512

78276d0690be88673e19daa67713982741df31a7b800dbff84c933221a9de535279a70b0f3f256420ae8af6663b6bf729471d2edc5ba01ccaf86e54c61669e2e
SSDEEP

6144:tA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:tATuTAnKGwUAW3ycQqgd

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\494AE383 = "C:\\Users\\Admin\\AppData\\Roaming\\494AE383\\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	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1852 wrote to memory of 2764	1852	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe	28
PID 1852 wrote to memory of 2764	1852	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe	28
PID 1852 wrote to memory of 2764	1852	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe	28
PID 1852 wrote to memory of 2764	1852	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe	28
PID 1852 wrote to memory of 2764	1852	563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe	28
PID 2764 wrote to memory of 1200	2764	winver.exe	21
PID 2764 wrote to memory of 1120	2764	winver.exe	19
PID 2764 wrote to memory of 1164	2764	winver.exe	20
PID 2764 wrote to memory of 1200	2764	winver.exe	21
PID 2764 wrote to memory of 1624	2764	winver.exe	23
PID 2764 wrote to memory of 1852	2764	winver.exe	27

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\563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe
  "C:\Users\Admin\AppData\Local\Temp\563a1df5e3fdca5dff0863cae17e2a7186ef828330d94fb0d7d15b7b409e9dd3.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1852
- - 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:2764

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 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/1120-28-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1120-9-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1164-29-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1200-15-0x0000000002B00000-0x0000000002B06000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1200-6-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1200-27-0x0000000002B00000-0x0000000002B06000-memory.dmp

Filesize
24KB

Download
memory/1624-18-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1624-26-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1852-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2764-23-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2764-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2764-31-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download