tinba | ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac

Analysis

max time kernel
119s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/01/2025, 16:44

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General

Target

ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe
Size

89KB
MD5

daa5a258cf31a975068d2aaff4993cb6
SHA1

df34db8a26614c10b68c9ed46e97763f5693272f
SHA256

ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac
SHA512

802c76232164c3c2a68bb15d6a96299f5c7f4aece0bd8db49e5c8fd4327898f2408dce61c423614cc8c4806fa79f6921cee1b88279acc0ba9f427b41ab0fbea3
SSDEEP

1536:Ez44CpRkr9DXhH/2m//56RrufqjhzrmKIFAV0E7:EzvokZRfN/yFj1qrFAH7

Score

10^/10

tinba banker discovery persistence trojan

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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\F0C64078 = "C:\\Users\\Admin\\AppData\\Roaming\\F0C64078\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3352	720	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	ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
720	winver.exe
720	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
720	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 720	972	ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe	83
PID 972 wrote to memory of 720	972	ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe	83
PID 972 wrote to memory of 720	972	ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe	83
PID 972 wrote to memory of 720	972	ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe	83
PID 720 wrote to memory of 3500	720	winver.exe	56
PID 720 wrote to memory of 2896	720	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2896

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3500
- C:\Users\Admin\AppData\Local\Temp\ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe
  "C:\Users\Admin\AppData\Local\Temp\ae1272f7e45fb056e526e77e1c4ca8f12cd4db57a91e2de0c70185bab678acac.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:972
- - 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:720
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 720 -s 352
      4⤵
      Program crash
      PID:3352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 720 -ip 720
1⤵
PID:412

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/720-6-0x0000000077482000-0x0000000077483000-memory.dmp

Filesize
4KB

Download
memory/720-15-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download
memory/720-8-0x00007FFCC3850000-0x00007FFCC3A45000-memory.dmp

Filesize
2.0MB

Download
memory/720-5-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download
memory/972-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/972-4-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/972-0-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/972-10-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/972-1-0x0000000002170000-0x0000000002171000-memory.dmp

Filesize
4KB

Download
memory/2896-14-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/2896-16-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/3500-7-0x00007FFCC38ED000-0x00007FFCC38EE000-memory.dmp

Filesize
4KB

Download
memory/3500-2-0x0000000001660000-0x0000000001666000-memory.dmp

Filesize
24KB

Download
memory/3500-3-0x0000000001660000-0x0000000001666000-memory.dmp

Filesize
24KB

Download