tinba | fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 07:56

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General

Target

fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe
Size

45KB
MD5

ac5dff869f463fa73556c0d043b258b5
SHA1

d80edbe60fe415fa90b3eb4a1fc4a6dc89da4351
SHA256

fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853
SHA512

12b95ebf592f4180740e0178168f668796d8b0ba70fd6b62571cdc99b9fea48a34e435eef6433bf8896e52499c48e6cf4a98457f94708a239921a68a475624f6
SSDEEP

768:RhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2N:rsWE9N5dFu53dsniQaB/xZ14n7zIF+qx

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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\A35DC71F = "C:\\Users\\Admin\\AppData\\Roaming\\A35DC71F\\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/2844-0-0x0000000000400000-0x000000000041D000-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	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe
2740	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2740	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2740	2844	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe	32
PID 2844 wrote to memory of 2740	2844	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe	32
PID 2844 wrote to memory of 2740	2844	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe	32
PID 2844 wrote to memory of 2740	2844	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe	32
PID 2844 wrote to memory of 2740	2844	fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe	32
PID 2740 wrote to memory of 1192	2740	winver.exe	21
PID 2740 wrote to memory of 1112	2740	winver.exe	19
PID 2740 wrote to memory of 1152	2740	winver.exe	20
PID 2740 wrote to memory of 1192	2740	winver.exe	21
PID 2740 wrote to memory of 848	2740	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe
  "C:\Users\Admin\AppData\Local\Temp\fd1ee45272ec06d4289d4b7802eee7d8626d51c5b84abcce54dc81ab972f1853.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2844
- - 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:2740

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:848

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/848-31-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/848-30-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/848-25-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1112-28-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/1112-27-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1152-21-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1152-29-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000076F71000-0x0000000076F72000-memory.dmp

Filesize
4KB

Download
memory/1192-26-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1192-2-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1192-23-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/2740-7-0x0000000077120000-0x0000000077121000-memory.dmp

Filesize
4KB

Download
memory/2740-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2740-8-0x000000007711F000-0x0000000077120000-memory.dmp

Filesize
4KB

Download
memory/2740-9-0x000000007711F000-0x0000000077121000-memory.dmp

Filesize
8KB

Download
memory/2740-11-0x0000000076F20000-0x00000000770C9000-memory.dmp

Filesize
1.7MB

Download
memory/2740-32-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2844-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2844-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2844-5-0x0000000001F30000-0x0000000002930000-memory.dmp

Filesize
10.0MB

Download
memory/2844-13-0x0000000001F30000-0x0000000002930000-memory.dmp

Filesize
10.0MB

Download
memory/2844-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download