tinba | d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776e

Analysis

max time kernel
103s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/09/2024, 04:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe
Size

160KB
MD5

6a1f51b173a7d187e794627e82483000
SHA1

2eefaebc3998f60eadcab9734f5bba72f09c7fa3
SHA256

d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776e
SHA512

cd2dd870d9e4bde240b58285b9f229fed90c244f54e34dafd80cc9941a5256cb8c25dd61e2fb5a3f577d025f17434166667f6f564da656cd33017fa886fb93ba
SSDEEP

1536:hEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:qY+4MiIkLZJNAQ9J6v

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

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4912-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

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-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6213D0F1 = "C:\\Users\\Admin\\AppData\\Roaming\\6213D0F1\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2788	2676	WerFault.exe	83

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	d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2676	winver.exe
2676	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2676	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 2676	4912	d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe	83
PID 4912 wrote to memory of 2676	4912	d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe	83
PID 4912 wrote to memory of 2676	4912	d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe	83
PID 4912 wrote to memory of 2676	4912	d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe	83
PID 2676 wrote to memory of 3436	2676	winver.exe	56
PID 2676 wrote to memory of 3016	2676	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3016

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe
  "C:\Users\Admin\AppData\Local\Temp\d12b242d0a43a98e196199befcffd5579c38055cb5b370e8211ca5525513776eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4912
- - 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:2676
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 352
      4⤵
      Program crash
      PID:2788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2676 -ip 2676
1⤵
PID:4848

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/2676-5-0x0000000077432000-0x0000000077433000-memory.dmp

Filesize
4KB

Download
memory/2676-15-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/2676-12-0x0000000000DB0000-0x0000000000DB6000-memory.dmp

Filesize
24KB

Download
memory/2676-7-0x00007FFF466D0000-0x00007FFF468C5000-memory.dmp

Filesize
2.0MB

Download
memory/3016-14-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download
memory/3436-3-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x00007FFF4676D000-0x00007FFF4676E000-memory.dmp

Filesize
4KB

Download
memory/3436-2-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/4912-4-0x0000000002080000-0x0000000002A80000-memory.dmp

Filesize
10.0MB

Download
memory/4912-10-0x0000000002080000-0x0000000002A80000-memory.dmp

Filesize
10.0MB

Download
memory/4912-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4912-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4912-1-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download