tinba | 02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139

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
25-11-2024 19:11

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General

Target

02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe
Size

237KB
MD5

049c24acc07e34abd526951a39186734
SHA1

e80b15c57be9844f2838873d75b2006a75b88e80
SHA256

02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139
SHA512

be0bcba25d07386ba31f8447ab16c431e6d4e6a605be7ad7cb58fa0cee02df4bf19a3b34a6e61760c56a35a14906bb365628ae9910b7cda1e2a99243a0e703cd
SSDEEP

6144:+A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:+ATuTAnKGwUAWVycQqgj

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\F98570E6 = "C:\\Users\\Admin\\AppData\\Roaming\\F98570E6\\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	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe
2568	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2568	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 2568	1964	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe	30
PID 1964 wrote to memory of 2568	1964	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe	30
PID 1964 wrote to memory of 2568	1964	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe	30
PID 1964 wrote to memory of 2568	1964	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe	30
PID 1964 wrote to memory of 2568	1964	02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe	30
PID 2568 wrote to memory of 1268	2568	winver.exe	21
PID 2568 wrote to memory of 1116	2568	winver.exe	19
PID 2568 wrote to memory of 1176	2568	winver.exe	20
PID 2568 wrote to memory of 1268	2568	winver.exe	21
PID 2568 wrote to memory of 1312	2568	winver.exe	23
PID 2568 wrote to memory of 1964	2568	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268
- C:\Users\Admin\AppData\Local\Temp\02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe
  "C:\Users\Admin\AppData\Local\Temp\02978a8633bdf61ac1c2b1020c307dc01462a5fe496fe870794409a741061139.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1964
- - 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:2568

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1312

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/1116-28-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1116-9-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1176-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1268-15-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1268-3-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1268-1-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1268-6-0x0000000002B10000-0x0000000002B16000-memory.dmp

Filesize
24KB

Download
memory/1268-27-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1312-18-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1312-26-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1964-25-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2568-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2568-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2568-31-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download