tinba | 092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363

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
11-12-2024 04:23

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General

Target

092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe
Size

45KB
MD5

44ebf996dbd3b0830d787f751245ae66
SHA1

b6f5ea2550ff3896c670cbef7dad3e3c67c93af7
SHA256

092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363
SHA512

6934d19f8ae60678fe84461b3e0456fe1a721f2e8aa19aa4592fd7030a39aaad940125d43c8f5424627b03f9f4bb78659461b5e248d8f94433bf7f36c8b98903
SSDEEP

768:bhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ21:dsWE9N5dFu53dsniQaB/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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\915A706B = "C:\\Users\\Admin\\AppData\\Roaming\\915A706B\\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/2372-0-0x0000000000400000-0x000000000041D000-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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe
2420	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2420	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2420	2372	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe	31
PID 2372 wrote to memory of 2420	2372	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe	31
PID 2372 wrote to memory of 2420	2372	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe	31
PID 2372 wrote to memory of 2420	2372	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe	31
PID 2372 wrote to memory of 2420	2372	092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe	31
PID 2420 wrote to memory of 1248	2420	winver.exe	21
PID 2420 wrote to memory of 1112	2420	winver.exe	19
PID 2420 wrote to memory of 1188	2420	winver.exe	20
PID 2420 wrote to memory of 1248	2420	winver.exe	21
PID 2420 wrote to memory of 608	2420	winver.exe	25

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1248
- C:\Users\Admin\AppData\Local\Temp\092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe
  "C:\Users\Admin\AppData\Local\Temp\092db77b9e9bb28220fe0461cd10bcfbba1c566adfc8788f416684d3659e6363.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2420

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:608

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/608-31-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/608-30-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/608-25-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1112-27-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1112-28-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1188-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1188-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1248-3-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1248-10-0x0000000077481000-0x0000000077482000-memory.dmp

Filesize
4KB

Download
memory/1248-26-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1248-4-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/1248-23-0x00000000024B0000-0x00000000024B6000-memory.dmp

Filesize
24KB

Download
memory/1248-2-0x0000000002500000-0x0000000002506000-memory.dmp

Filesize
24KB

Download
memory/2372-13-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2372-14-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2372-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2372-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2372-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2420-7-0x0000000077630000-0x0000000077631000-memory.dmp

Filesize
4KB

Download
memory/2420-8-0x000000007762F000-0x0000000077630000-memory.dmp

Filesize
4KB

Download
memory/2420-9-0x000000007762F000-0x0000000077631000-memory.dmp

Filesize
8KB

Download
memory/2420-11-0x0000000077430000-0x00000000775D9000-memory.dmp

Filesize
1.7MB

Download
memory/2420-6-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2420-32-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download