tinba | 56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040

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
19-12-2024 06:43

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General

Target

56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe
Size

610KB
MD5

447e9fa23cd6086e8cb252e626279596
SHA1

b346a84574a85351ada75be1e8625470ba4467b4
SHA256

56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040
SHA512

700eb678a2247f2ee87cc2b816397795cfdb10a837f34ce1b44f00b80faa7aa1974c72c7872c3e93f70d203f060df9ece5dd93abdff7ffaf3a87a79363ebfe32
SSDEEP

12288:IATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:2T+KjUdQqboyyWoK1NGqzuhZ

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\952012BC = "C:\\Users\\Admin\\AppData\\Roaming\\952012BC\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2824	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 2824	1608	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe	30
PID 1608 wrote to memory of 2824	1608	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe	30
PID 1608 wrote to memory of 2824	1608	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe	30
PID 1608 wrote to memory of 2824	1608	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe	30
PID 1608 wrote to memory of 2824	1608	56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe	30
PID 2824 wrote to memory of 1184	2824	winver.exe	21
PID 2824 wrote to memory of 1072	2824	winver.exe	18
PID 2824 wrote to memory of 1120	2824	winver.exe	19
PID 2824 wrote to memory of 1184	2824	winver.exe	21
PID 2824 wrote to memory of 324	2824	winver.exe	23

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1184
- C:\Users\Admin\AppData\Local\Temp\56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe
  "C:\Users\Admin\AppData\Local\Temp\56b08c354d7808bc78a4b58f951c8a66cd607ab409c725ea7ad968299b03c040.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1608
- - 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:2824

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:324

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/324-20-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/324-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1072-27-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1072-11-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1120-25-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1120-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1184-6-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1184-17-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1184-1-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1184-3-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1184-24-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1608-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2824-23-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2824-4-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2824-29-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download