tinba | fad7667961de4659fa2200df27c68834b5193b3a8d04eca361a319913de0369d

Analysis

max time kernel
143s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-01-2025 04:27

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General

Target

JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe
Size

88KB
MD5

bd57011ef2c9a6c755c529939391038b
SHA1

66296556455d8d51ec5142a03e78a5941d8b4624
SHA256

fad7667961de4659fa2200df27c68834b5193b3a8d04eca361a319913de0369d
SHA512

2a93d9ceb62bad6e435e2c69a00d9fbd7b67db046ba9e7d03611dd8899e2fd3b2e56c40d9e0291a3fe218b2a10bb5a2bdb96841f50356c55b4e66b16a68dade4
SSDEEP

1536:T5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:T5fvp12UFKcD/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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FF3E18F7 = "C:\\Users\\Admin\\AppData\\Roaming\\FF3E18F7\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3656	4032	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	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4032	winver.exe
4032	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3452	Explorer.EXE
Token: SeCreatePagefilePrivilege	3452	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4032	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 4032	5048	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	83
PID 5048 wrote to memory of 4032	5048	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	83
PID 5048 wrote to memory of 4032	5048	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	83
PID 5048 wrote to memory of 4032	5048	JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe	83
PID 4032 wrote to memory of 3452	4032	winver.exe	56
PID 4032 wrote to memory of 3008	4032	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3008

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3452
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd57011ef2c9a6c755c529939391038b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5048
- - 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:4032
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 352
      4⤵
      Program crash
      PID:3656

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 4032 -ip 4032
1⤵
PID:3636

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/3008-12-0x0000000000650000-0x0000000000656000-memory.dmp

Filesize
24KB

Download
memory/3452-1-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/3452-2-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/3452-5-0x00007FF832DAD000-0x00007FF832DAE000-memory.dmp

Filesize
4KB

Download
memory/4032-4-0x0000000077832000-0x0000000077833000-memory.dmp

Filesize
4KB

Download
memory/4032-6-0x00007FF832D10000-0x00007FF832F05000-memory.dmp

Filesize
2.0MB

Download
memory/4032-10-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/4032-13-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/5048-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/5048-3-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download
memory/5048-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/5048-8-0x00000000022D0000-0x0000000002CD0000-memory.dmp

Filesize
10.0MB

Download