tinba | 564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 02:35

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General

Target

564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
Size

89KB
MD5

fd65c9a71412a1c8713762a1b3c274ed
SHA1

6661ff8881cdd10c478074aa5213581497e90027
SHA256

564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e
SHA512

b3e3d2c28ce0f4d4d5726fbfd326dc4ec74b4f4abc51f06dca6db1f2434c3618ea0aea1ae3e62c056f2c3de93ddeabf42d7a56a3fbc6f9f5bc63caf1fe9699e5
SSDEEP

1536:uz44CpRkr9DXhH/2m//56RrufqjhzrmKIFAV0EZ:uzvokZRfN/yFj1qrFAHZ

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\4AA8AD38 = "C:\\Users\\Admin\\AppData\\Roaming\\4AA8AD38\\bin.exe"	winver.exe

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	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe
1936	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1936	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2108 wrote to memory of 1936	2108	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	31
PID 2108 wrote to memory of 1936	2108	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	31
PID 2108 wrote to memory of 1936	2108	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	31
PID 2108 wrote to memory of 1936	2108	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	31
PID 2108 wrote to memory of 1936	2108	564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe	31
PID 1936 wrote to memory of 1160	1936	winver.exe	21
PID 1936 wrote to memory of 1072	1936	winver.exe	18
PID 1936 wrote to memory of 1080	1936	winver.exe	19
PID 1936 wrote to memory of 1160	1936	winver.exe	21
PID 1936 wrote to memory of 1272	1936	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:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe
  "C:\Users\Admin\AppData\Local\Temp\564c64019c65c26232b2f26af788d03d8f23391bce41b190005c89d3c1c49b3e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2108
- - 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:1936

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1072-27-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1072-28-0x0000000077B51000-0x0000000077B52000-memory.dmp

Filesize
4KB

Download
memory/1080-32-0x0000000077B51000-0x0000000077B52000-memory.dmp

Filesize
4KB

Download
memory/1080-33-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1080-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-2-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1160-10-0x0000000077B51000-0x0000000077B52000-memory.dmp

Filesize
4KB

Download
memory/1160-23-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1160-29-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1160-4-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1272-26-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1272-30-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1272-31-0x0000000077B51000-0x0000000077B52000-memory.dmp

Filesize
4KB

Download
memory/1936-11-0x0000000077B00000-0x0000000077CA9000-memory.dmp

Filesize
1.7MB

Download
memory/1936-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1936-7-0x0000000077D00000-0x0000000077D01000-memory.dmp

Filesize
4KB

Download
memory/1936-8-0x0000000077CFF000-0x0000000077D00000-memory.dmp

Filesize
4KB

Download
memory/1936-9-0x0000000077CFF000-0x0000000077D01000-memory.dmp

Filesize
8KB

Download
memory/1936-34-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2108-13-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2108-12-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2108-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/2108-5-0x0000000001CD0000-0x00000000026D0000-memory.dmp

Filesize
10.0MB

Download
memory/2108-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download