tinba | a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 01:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe
Size

89KB
MD5

39477523fa23e22cb02c1d77dff6c492
SHA1

029ecd085ba8d8a60d23eb471b24fbeade7e3cab
SHA256

a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db
SHA512

b5438aaf59550da5e55359b0d130f2ccfb025dc41a72ef9812b0d2b42e7c1e67f92b100c3c19e3f4c546429231d26367798a1be20effc9d25f92b5a8d4d21072
SSDEEP

1536:B1+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7+:L+4MJIkLZJNAQ9Jo9+

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\96216818 = "C:\\Users\\Admin\\AppData\\Roaming\\96216818\\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/2656-0-0x0000000000400000-0x0000000000418000-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	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2784	winver.exe
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2784	2656	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe	31
PID 2656 wrote to memory of 2784	2656	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe	31
PID 2656 wrote to memory of 2784	2656	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe	31
PID 2656 wrote to memory of 2784	2656	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe	31
PID 2656 wrote to memory of 2784	2656	a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe	31
PID 2784 wrote to memory of 1236	2784	winver.exe	21
PID 2784 wrote to memory of 1112	2784	winver.exe	19
PID 2784 wrote to memory of 1176	2784	winver.exe	20
PID 2784 wrote to memory of 1236	2784	winver.exe	21
PID 2784 wrote to memory of 2040	2784	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:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1236
- C:\Users\Admin\AppData\Local\Temp\a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe
  "C:\Users\Admin\AppData\Local\Temp\a9f65e7a6d5154fb82bf215d369f976f4a8737d52aa5cb43263c4b9c4d69b3db.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2656
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2040

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

Loading Replay Monitor...

Downloads

memory/1112-26-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1112-25-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1176-27-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1176-19-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1236-28-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1236-4-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1236-10-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/1236-3-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1236-2-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1236-21-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/2040-24-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/2040-29-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/2040-30-0x0000000077931000-0x0000000077932000-memory.dmp

Filesize
4KB

Download
memory/2656-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2656-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2656-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2656-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2656-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2784-6-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2784-7-0x0000000077AE0000-0x0000000077AE1000-memory.dmp

Filesize
4KB

Download
memory/2784-8-0x0000000077ADF000-0x0000000077AE0000-memory.dmp

Filesize
4KB

Download
memory/2784-9-0x0000000077ADF000-0x0000000077AE1000-memory.dmp

Filesize
8KB

Download
memory/2784-11-0x00000000778E0000-0x0000000077A89000-memory.dmp

Filesize
1.7MB

Download
memory/2784-31-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download