tinba | 1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8

Analysis

max time kernel
148s
max time network
148s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26/01/2025, 19:42

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General

Target

1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe
Size

225KB
MD5

4895d6a3e266a072c5b5d29d95879df4
SHA1

c4b2941acf78dc89dc71736e6286f187a0d23656
SHA256

1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8
SHA512

61c51185b17d7684e3ac494f06e7151eab2c25add08e62e2b6a42542ec60b645b84942d37d99d15935183d548494c07a0e64abdbff83d4e9cb42dc1e7a997f68
SSDEEP

6144:WA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:WATuTAnKGwUAW3ycQqgf

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\7FBFE4D2 = "C:\\Users\\Admin\\AppData\\Roaming\\7FBFE4D2\\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	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe
2632	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2632	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2632	640	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe	29
PID 640 wrote to memory of 2632	640	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe	29
PID 640 wrote to memory of 2632	640	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe	29
PID 640 wrote to memory of 2632	640	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe	29
PID 640 wrote to memory of 2632	640	1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe	29
PID 2632 wrote to memory of 1212	2632	winver.exe	20
PID 2632 wrote to memory of 1120	2632	winver.exe	18
PID 2632 wrote to memory of 1176	2632	winver.exe	19
PID 2632 wrote to memory of 1212	2632	winver.exe	20
PID 2632 wrote to memory of 1244	2632	winver.exe	24

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe
  "C:\Users\Admin\AppData\Local\Temp\1034e4044b3b88e57c7b1b8ef3374049a8fb741943caa68b3e06a2b38dc1a4a8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:640
- - 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:2632

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1244

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/640-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1120-24-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-11-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1176-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-27-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1212-17-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1212-25-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1244-20-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/1244-26-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/2632-23-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2632-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2632-29-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download