tinba | 04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25

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
22-11-2024 21:00

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General

Target

04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
Size

160KB
MD5

e329b87cbb2a9a5d03de4a699ac66f36
SHA1

41d6078f271f188a95b935ca740f0928850ee64e
SHA256

04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25
SHA512

299b179589b0c346b711e364d20e5064c231289dfbfe21a362c02f9ae9fa27f85a2150e334ec3167c94e6ff888610222bcfc15cca999c65dd49a5cb867dd2ab0
SSDEEP

1536:TEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:QY+4MiIkLZJNAQ9J6vK

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
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\046F5B8D = "C:\\Users\\Admin\\AppData\\Roaming\\046F5B8D\\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/2472-0-0x0000000000400000-0x0000000000428000-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	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe
2800	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2800	winver.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2472 wrote to memory of 2800	2472	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	31
PID 2472 wrote to memory of 2800	2472	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	31
PID 2472 wrote to memory of 2800	2472	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	31
PID 2472 wrote to memory of 2800	2472	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	31
PID 2472 wrote to memory of 2800	2472	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	31
PID 2800 wrote to memory of 1188	2800	winver.exe	21
PID 2800 wrote to memory of 1100	2800	winver.exe	19
PID 2800 wrote to memory of 1164	2800	winver.exe	20
PID 2800 wrote to memory of 1188	2800	winver.exe	21
PID 2800 wrote to memory of 1560	2800	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
  "C:\Users\Admin\AppData\Local\Temp\04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2472
- - 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:2800

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1560

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/1100-26-0x0000000000350000-0x0000000000356000-memory.dmp

Filesize
24KB

Download
memory/1100-27-0x0000000077171000-0x0000000077172000-memory.dmp

Filesize
4KB

Download
memory/1164-28-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1164-21-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1188-29-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1188-10-0x0000000077171000-0x0000000077172000-memory.dmp

Filesize
4KB

Download
memory/1188-4-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002A80000-0x0000000002A86000-memory.dmp

Filesize
24KB

Download
memory/1188-23-0x0000000002630000-0x0000000002636000-memory.dmp

Filesize
24KB

Download
memory/1560-30-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1560-25-0x0000000001C40000-0x0000000001C46000-memory.dmp

Filesize
24KB

Download
memory/1560-31-0x0000000077171000-0x0000000077172000-memory.dmp

Filesize
4KB

Download
memory/2472-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2472-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2472-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2472-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2472-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2800-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2800-7-0x0000000077320000-0x0000000077321000-memory.dmp

Filesize
4KB

Download
memory/2800-8-0x000000007731F000-0x0000000077320000-memory.dmp

Filesize
4KB

Download
memory/2800-9-0x000000007731F000-0x0000000077321000-memory.dmp

Filesize
8KB

Download
memory/2800-11-0x0000000077120000-0x00000000772C9000-memory.dmp

Filesize
1.7MB

Download
memory/2800-32-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download