tinba | f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 00:51

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General

Target

f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe
Size

610KB
MD5

4a0699795bb06f17bcdfa0c602cfa182
SHA1

ad1a863c74370f3e0b230e499da4806d99f00ccf
SHA256

f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9
SHA512

fe856205b8b3aa2200586ad2775721dcad4acb1664d1c7427350e748bb38187a74b7633dd923a5aabf647d37aa325f6e7465523d709c0cc54d7bd05f16debf66
SSDEEP

12288:SATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:MT+KjUdQqboyyWoK1NGqzuhB

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\D536BC08 = "C:\\Users\\Admin\\AppData\\Roaming\\D536BC08\\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	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2676	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1656 wrote to memory of 2676	1656	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe	30
PID 1656 wrote to memory of 2676	1656	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe	30
PID 1656 wrote to memory of 2676	1656	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe	30
PID 1656 wrote to memory of 2676	1656	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe	30
PID 1656 wrote to memory of 2676	1656	f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe	30
PID 2676 wrote to memory of 1192	2676	winver.exe	21
PID 2676 wrote to memory of 1060	2676	winver.exe	18
PID 2676 wrote to memory of 1132	2676	winver.exe	19
PID 2676 wrote to memory of 1192	2676	winver.exe	21
PID 2676 wrote to memory of 1572	2676	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1132

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe
  "C:\Users\Admin\AppData\Local\Temp\f6d63b2cd71512a541afe79d7ef1607be8eb3ad82aa82a6738158d6e6bcf0cc9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1656
- - 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:2676

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1572

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/1060-27-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1060-11-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1132-14-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1132-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1192-17-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1572-20-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1572-24-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1656-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2676-23-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2676-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2676-29-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download