tinba | 63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3c

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
18-10-2024 07:33

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General

Target

63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
Size

45KB
MD5

82fd1ce49dc76b1592a0dde3b970dae0
SHA1

b9a4cb7723696adc45bb1556583f0940289a5aec
SHA256

63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3c
SHA512

270d900786c42b81baa6943e3565b8e04b7d3f1395a6f6e4795b7333258928a9fe9160872ea2da4e5052c4bc28fb675791f35fe83ae30e7409650e0d76dbf459
SSDEEP

768:NhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:vsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker 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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\134EC95D = "C:\\Users\\Admin\\AppData\\Roaming\\134EC95D\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2320-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

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	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe
2432	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2432	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2320 wrote to memory of 2432	2320	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	29
PID 2320 wrote to memory of 2432	2320	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	29
PID 2320 wrote to memory of 2432	2320	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	29
PID 2320 wrote to memory of 2432	2320	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	29
PID 2320 wrote to memory of 2432	2320	63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe	29
PID 2432 wrote to memory of 1216	2432	winver.exe	21
PID 2432 wrote to memory of 1108	2432	winver.exe	19
PID 2432 wrote to memory of 1176	2432	winver.exe	20
PID 2432 wrote to memory of 1216	2432	winver.exe	21
PID 2432 wrote to memory of 1496	2432	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe
  "C:\Users\Admin\AppData\Local\Temp\63f4f56664c43f9174747515bc85cf53058779f007b313dec2a8f3363f480a3cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2320
- - 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:2432

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1496

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/1108-27-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1108-28-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/1176-30-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1176-21-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1216-4-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-2-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-10-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/1216-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1216-33-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1216-23-0x0000000002D30000-0x0000000002D36000-memory.dmp

Filesize
24KB

Download
memory/1496-26-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1496-31-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1496-32-0x0000000077151000-0x0000000077152000-memory.dmp

Filesize
4KB

Download
memory/2320-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2320-13-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2320-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2320-5-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2320-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2432-29-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2432-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2432-8-0x00000000772FF000-0x0000000077300000-memory.dmp

Filesize
4KB

Download
memory/2432-7-0x0000000077300000-0x0000000077301000-memory.dmp

Filesize
4KB

Download
memory/2432-9-0x00000000772FF000-0x0000000077301000-memory.dmp

Filesize
8KB

Download
memory/2432-11-0x0000000077100000-0x00000000772A9000-memory.dmp

Filesize
1.7MB

Download
memory/2432-38-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download