tinba | 6f889fca3d547395ab6a59caa5e01fa505142e71907b626cbb186c627557e15a

Analysis

max time kernel
145s
max time network
147s
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, 11:21

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General

Target

JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe
Size

88KB
MD5

2098b4f044172dbe773b36187d4085ec
SHA1

0f8faa336e261b264967725a873c124c0e19bfb4
SHA256

6f889fca3d547395ab6a59caa5e01fa505142e71907b626cbb186c627557e15a
SHA512

63fcc2b4a2b59c4a795844ac15bf762d0e63e9fc3115088d8d7b9735e8961a9b1b563e2804c3ded6d662222a254ac20941d592f36b0931672139a1b9154894ca
SSDEEP

1536:f5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:f5fvp12UFKcD/6jwqWsN

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\7C16499F = "C:\\Users\\Admin\\AppData\\Roaming\\7C16499F\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3680	4012	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	JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4012	winver.exe
4012	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4012	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 4012	1644	JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe	84
PID 1644 wrote to memory of 4012	1644	JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe	84
PID 1644 wrote to memory of 4012	1644	JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe	84
PID 1644 wrote to memory of 4012	1644	JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe	84
PID 4012 wrote to memory of 3428	4012	winver.exe	55
PID 4012 wrote to memory of 2656	4012	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2656

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3428
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2098b4f044172dbe773b36187d4085ec.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1644
- - 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:4012
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 352
      4⤵
      Program crash
      PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4012 -ip 4012
1⤵
PID:3364

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/1644-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/1644-3-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/1644-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1644-8-0x0000000002190000-0x0000000002B90000-memory.dmp

Filesize
10.0MB

Download
memory/2656-12-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/3428-2-0x00000000011D0000-0x00000000011D6000-memory.dmp

Filesize
24KB

Download
memory/3428-1-0x00000000011D0000-0x00000000011D6000-memory.dmp

Filesize
24KB

Download
memory/3428-5-0x00007FFED1D8D000-0x00007FFED1D8E000-memory.dmp

Filesize
4KB

Download
memory/4012-4-0x00000000772F2000-0x00000000772F3000-memory.dmp

Filesize
4KB

Download
memory/4012-6-0x00007FFED1CF0000-0x00007FFED1EE5000-memory.dmp

Filesize
2.0MB

Download
memory/4012-10-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download
memory/4012-13-0x0000000000F30000-0x0000000000F36000-memory.dmp

Filesize
24KB

Download