tinba | 04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 21:00

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General

Target

04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
Size

160KB
MD5

e329b87cbb2a9a5d03de4a699ac66f36
SHA1

41d6078f271f188a95b935ca740f0928850ee64e
SHA256

04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25
SHA512

299b179589b0c346b711e364d20e5064c231289dfbfe21a362c02f9ae9fa27f85a2150e334ec3167c94e6ff888610222bcfc15cca999c65dd49a5cb867dd2ab0
SSDEEP

1536:TEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph0:QY+4MiIkLZJNAQ9J6vK

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\18E18A91 = "C:\\Users\\Admin\\AppData\\Roaming\\18E18A91\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5004-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	116	WerFault.exe	84

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	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
116	winver.exe
116	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
116	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 116	5004	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	84
PID 5004 wrote to memory of 116	5004	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	84
PID 5004 wrote to memory of 116	5004	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	84
PID 5004 wrote to memory of 116	5004	04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe	84
PID 116 wrote to memory of 3420	116	winver.exe	56
PID 116 wrote to memory of 2776	116	winver.exe	49

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2776

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3420
- C:\Users\Admin\AppData\Local\Temp\04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe
  "C:\Users\Admin\AppData\Local\Temp\04516eb9dc6fec9ddc025e06f1c99cdd76162f714ef5261544bf4cdc75982e25.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5004
- - 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:116
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 116 -s 352
      4⤵
      Program crash
      PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 116 -ip 116
1⤵
PID:3840

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/116-12-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/116-8-0x00007FF93B270000-0x00007FF93B465000-memory.dmp

Filesize
2.0MB

Download
memory/116-5-0x0000000077DA2000-0x0000000077DA3000-memory.dmp

Filesize
4KB

Download
memory/116-15-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/2776-14-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/3420-2-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/3420-7-0x00007FF93B30C000-0x00007FF93B30D000-memory.dmp

Filesize
4KB

Download
memory/3420-6-0x00007FF93B30D000-0x00007FF93B30E000-memory.dmp

Filesize
4KB

Download
memory/3420-3-0x0000000000F80000-0x0000000000F86000-memory.dmp

Filesize
24KB

Download
memory/5004-4-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/5004-10-0x0000000002270000-0x0000000002C70000-memory.dmp

Filesize
10.0MB

Download
memory/5004-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/5004-1-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/5004-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download