tinba | 83327115aeb1508e3c4c6da7060b61abd244faa49cea8f7b036d04bbd0842ab6

Analysis

max time kernel
146s
max time network
146s
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, 09:28

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General

Target

JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe
Size

64KB
MD5

1baaa3eb441006c734b06a8bbe01dec2
SHA1

1c6d99ab3e73579cb6043d2c9c1d901bcb84ecfb
SHA256

83327115aeb1508e3c4c6da7060b61abd244faa49cea8f7b036d04bbd0842ab6
SHA512

ecb08a5a8786040202e7f33f52c6590e194787a050dbd2f2553d390600e987b8ee8d9215ce4900e1f972ff333991862189e8aacab97b540aac3faba711d6eda3
SSDEEP

768:w3apPwO6xN5rD8T8X22eEmm6WulSv0yOPh7DuL6uNM6JiqrmehiVurmaBI3VVW:vPel68XSEmjl/yYrfqjhzrmKIFA

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C5696A1F = "C:\\Users\\Admin\\AppData\\Roaming\\C5696A1F\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3668	3308	WerFault.exe	86

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_1baaa3eb441006c734b06a8bbe01dec2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3308	winver.exe
3308	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3308	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 3308	3196	JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe	86
PID 3196 wrote to memory of 3308	3196	JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe	86
PID 3196 wrote to memory of 3308	3196	JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe	86
PID 3196 wrote to memory of 3308	3196	JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe	86
PID 3308 wrote to memory of 3516	3308	winver.exe	56
PID 3308 wrote to memory of 2396	3308	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2396

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1baaa3eb441006c734b06a8bbe01dec2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3196
- - 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:3308
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 352
      4⤵
      Program crash
      PID:3668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3308 -ip 3308
1⤵
PID:2684

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/2396-13-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download
memory/3196-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3196-1-0x0000000000417000-0x0000000000418000-memory.dmp

Filesize
4KB

Download
memory/3196-2-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3308-3-0x00000000023B0000-0x00000000023B6000-memory.dmp

Filesize
24KB

Download
memory/3308-6-0x0000000077282000-0x0000000077283000-memory.dmp

Filesize
4KB

Download
memory/3308-11-0x00000000023B0000-0x00000000023B6000-memory.dmp

Filesize
24KB

Download
memory/3308-14-0x00000000023B0000-0x00000000023B6000-memory.dmp

Filesize
24KB

Download
memory/3516-7-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/3516-8-0x00007FFB8630D000-0x00007FFB8630E000-memory.dmp

Filesize
4KB

Download