tinba | b2d80dc3de9313e828bdaab1ef8d976d8b72cfac6c56f237be1d9252c2b94636

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2025 21:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe
Size

160KB
MD5

3cc5ac9fa6f50addebaec8bde2ac3cfc
SHA1

c6ec8feb3908a827ac0ff88abe22432ced2c6b3b
SHA256

b2d80dc3de9313e828bdaab1ef8d976d8b72cfac6c56f237be1d9252c2b94636
SHA512

78df9ca19a171cafa8a5d789ef267084058f6f523204289a37d5bc43393c9b251f9d27240e392df2f49b5322968dbabafa9e181c682665c1e91673349af951f6
SSDEEP

1536:CEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:JY+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
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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3D470095 = "C:\\Users\\Admin\\AppData\\Roaming\\3D470095\\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/3052-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4384	4400	WerFault.exe	85

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	JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4400	winver.exe
4400	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3392	Explorer.EXE
Token: SeCreatePagefilePrivilege	3392	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4400	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3052 wrote to memory of 4400	3052	JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe	85
PID 3052 wrote to memory of 4400	3052	JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe	85
PID 3052 wrote to memory of 4400	3052	JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe	85
PID 3052 wrote to memory of 4400	3052	JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe	85
PID 4400 wrote to memory of 3392	4400	winver.exe	56
PID 4400 wrote to memory of 2648	4400	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2648

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3392
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3cc5ac9fa6f50addebaec8bde2ac3cfc.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - 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:4400
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4400 -s 352
      4⤵
      Program crash
      PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4400 -ip 4400
1⤵
PID:216

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/2648-14-0x0000000000720000-0x0000000000726000-memory.dmp

Filesize
24KB

Download
memory/3052-9-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3052-1-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/3052-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3052-4-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/3052-10-0x0000000002210000-0x0000000002C10000-memory.dmp

Filesize
10.0MB

Download
memory/3392-3-0x0000000001360000-0x0000000001366000-memory.dmp

Filesize
24KB

Download
memory/3392-6-0x00007FFE76B6D000-0x00007FFE76B6E000-memory.dmp

Filesize
4KB

Download
memory/3392-2-0x0000000001360000-0x0000000001366000-memory.dmp

Filesize
24KB

Download
memory/4400-7-0x00007FFE76AD0000-0x00007FFE76CC5000-memory.dmp

Filesize
2.0MB

Download
memory/4400-5-0x0000000077D32000-0x0000000077D33000-memory.dmp

Filesize
4KB

Download
memory/4400-12-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download
memory/4400-15-0x0000000001100000-0x0000000001106000-memory.dmp

Filesize
24KB

Download