tinba | 0a54b09ed5f3d892ea99b47e6340e8ccf6944d063d4753be0b860855be40a9a8

Analysis

max time kernel
139s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 23:51

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General

Target

d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe
Size

49KB
MD5

d43d03756f303e7984e8461dcc12cca4
SHA1

e6b210192bb394c1b60d944a9f9165ce3d5cb10e
SHA256

0a54b09ed5f3d892ea99b47e6340e8ccf6944d063d4753be0b860855be40a9a8
SHA512

50486f3df9d3163be9baf3d3c43387b31ead4722341e5aca4ae45b732f6f898cc947994fc15ecfdba78e18856d2a34d47c0dbf89084b94e6d19afbb3ec6e1e0d
SSDEEP

768:PCCCFlkbwAYbFshpyiB9L9Mx2BWseUCHGAwk5R9Jw:rbw/6plBTFBYNNR9Jw

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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\B41BA50F = "C:\\Users\\Admin\\AppData\\Roaming\\B41BA50F\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4780	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	d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.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	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	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 4532 wrote to memory of 2676	4532	d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe	83
PID 4532 wrote to memory of 2676	4532	d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe	83
PID 4532 wrote to memory of 2676	4532	d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe	83
PID 4532 wrote to memory of 2676	4532	d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe	83
PID 2676 wrote to memory of 3460	2676	winver.exe	56
PID 2676 wrote to memory of 3020	2676	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3020

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3460
- C:\Users\Admin\AppData\Local\Temp\d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d43d03756f303e7984e8461dcc12cca4_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4532
- - 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:4780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2676 -ip 2676
1⤵
PID:3504

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/2676-10-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/2676-4-0x0000000077802000-0x0000000077803000-memory.dmp

Filesize
4KB

Download
memory/2676-6-0x00007FFA06690000-0x00007FFA06885000-memory.dmp

Filesize
2.0MB

Download
memory/2676-13-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/3020-12-0x0000000000C20000-0x0000000000C26000-memory.dmp

Filesize
24KB

Download
memory/3020-14-0x0000000000C20000-0x0000000000C26000-memory.dmp

Filesize
24KB

Download
memory/3460-1-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/3460-2-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/3460-5-0x00007FFA0672D000-0x00007FFA0672E000-memory.dmp

Filesize
4KB

Download
memory/4532-3-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/4532-7-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4532-8-0x00000000022B0000-0x0000000002CB0000-memory.dmp

Filesize
10.0MB

Download
memory/4532-0-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download