tinba | 09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/12/2024, 13:54

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General

Target

09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe
Size

45KB
MD5

ab6537721f619985316eaaab3d30b663
SHA1

5aff7bd18b722e05ee8d16fcdd6411b87b1ea3a5
SHA256

09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4
SHA512

1222d1b0f1cbee582880dbb8c21d4480b35abd2bd64e9831b5c2c8391d9b52fc2fd1289c309cc32a3469ff929caaf9d05cee750881e98a7ba66e6f3e9c2dc7c2
SSDEEP

768:5hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ21:jsWE9N5dFu53dsniQaB/xZ14n7zIF+qZ

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\37312041 = "C:\\Users\\Admin\\AppData\\Roaming\\37312041\\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/824-0-0x0000000000400000-0x000000000041D000-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	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe
2500	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2500	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2500	824	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe	32
PID 824 wrote to memory of 2500	824	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe	32
PID 824 wrote to memory of 2500	824	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe	32
PID 824 wrote to memory of 2500	824	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe	32
PID 824 wrote to memory of 2500	824	09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe	32
PID 2500 wrote to memory of 1124	2500	winver.exe	20
PID 2500 wrote to memory of 1048	2500	winver.exe	17
PID 2500 wrote to memory of 1056	2500	winver.exe	18
PID 2500 wrote to memory of 1124	2500	winver.exe	20
PID 2500 wrote to memory of 1472	2500	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1048

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1056

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1124
- C:\Users\Admin\AppData\Local\Temp\09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe
  "C:\Users\Admin\AppData\Local\Temp\09908dfbc78a2542a5bda59490567e791361e3c06787a269e1528f20b43c9ac4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:824
- - 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:2500

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1472

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/824-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/824-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/824-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/824-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/824-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/1048-26-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1048-25-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/1056-20-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1056-36-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1056-31-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1056-30-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1124-10-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1124-22-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1124-2-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1124-3-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1124-4-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1124-27-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1472-28-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/1472-29-0x0000000077B01000-0x0000000077B02000-memory.dmp

Filesize
4KB

Download
memory/1472-24-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/2500-11-0x0000000077AB0000-0x0000000077C59000-memory.dmp

Filesize
1.7MB

Download
memory/2500-6-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2500-8-0x0000000077CAF000-0x0000000077CB0000-memory.dmp

Filesize
4KB

Download
memory/2500-9-0x0000000077CAF000-0x0000000077CB1000-memory.dmp

Filesize
8KB

Download
memory/2500-32-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2500-7-0x0000000077CB0000-0x0000000077CB1000-memory.dmp

Filesize
4KB

Download