tinba | 6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973

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
27/10/2024, 06:07

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General

Target

6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe
Size

237KB
MD5

0c85ecc8f988a43728ed95d004bb8cb0
SHA1

cd334a096c46d2685c7919e6da4d90f5d0d1498f
SHA256

6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973
SHA512

ac6a77f5bb7a062f5335b42527dc94f35580f22f7b33b81abebabcbaff478422f2afbf15975fa42e71680dcabd46eb080cbdedfdc36a1c97cbbad126ae663b2d
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:sATuTAnKGwUAWVycQqgj

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\9FC4FFFF = "C:\\Users\\Admin\\AppData\\Roaming\\9FC4FFFF\\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	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe
2224	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2224	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2224	2528	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe	31
PID 2528 wrote to memory of 2224	2528	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe	31
PID 2528 wrote to memory of 2224	2528	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe	31
PID 2528 wrote to memory of 2224	2528	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe	31
PID 2528 wrote to memory of 2224	2528	6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe	31
PID 2224 wrote to memory of 1160	2224	winver.exe	21
PID 2224 wrote to memory of 1072	2224	winver.exe	18
PID 2224 wrote to memory of 1080	2224	winver.exe	19
PID 2224 wrote to memory of 1160	2224	winver.exe	21
PID 2224 wrote to memory of 1272	2224	winver.exe	23
PID 2224 wrote to memory of 2528	2224	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe
  "C:\Users\Admin\AppData\Local\Temp\6ce15bde029bcbc2538f39ecbca4de4a1d3b6487b24808c7dab268b23ccfa973N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - 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:2224

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1272

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/1072-29-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1072-9-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1080-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1080-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-1-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1160-15-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1160-6-0x0000000002ED0000-0x0000000002ED6000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download
memory/1272-18-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1272-28-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/2224-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2224-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2224-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2528-25-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download