tinba | 54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785

Analysis

max time kernel
147s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2025, 19:20

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General

Target

JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
Size

88KB
MD5

ec02a1ffd19435f90e54947264902d95
SHA1

f059c0cab64ee9b98b8cc144ac3e92fab9b30c55
SHA256

54151cd97eef9eadec797cc880afb1f80e6ed58ccc677db3c35d912bf0d2f785
SHA512

2b1399aa4434f30a41c5b305b40e4b5ead2243440dd0d993e555a642c2c7874e0477947cdcefa64c80c615568b38d942087de1eaba09095bbe103bd8a8576bf8
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-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8F290184 = "C:\\Users\\Admin\\AppData\\Roaming\\8F290184\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
740	2420	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_ec02a1ffd19435f90e54947264902d95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2420	winver.exe
2420	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2420	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 2420	3524	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	85
PID 3524 wrote to memory of 2420	3524	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	85
PID 3524 wrote to memory of 2420	3524	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	85
PID 3524 wrote to memory of 2420	3524	JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe	85
PID 2420 wrote to memory of 3396	2420	winver.exe	56
PID 2420 wrote to memory of 2668	2420	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2668

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3396
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ec02a1ffd19435f90e54947264902d95.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3524
- - 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:2420
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 352
      4⤵
      Program crash
      PID:740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2420 -ip 2420
1⤵
PID:1308

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/2420-4-0x0000000077052000-0x0000000077053000-memory.dmp

Filesize
4KB

Download
memory/2420-6-0x00007FF82D390000-0x00007FF82D585000-memory.dmp

Filesize
2.0MB

Download
memory/2420-10-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/2420-13-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/2668-12-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/3396-1-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/3396-2-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download
memory/3396-5-0x00007FF82D42D000-0x00007FF82D42E000-memory.dmp

Filesize
4KB

Download
memory/3524-0-0x0000000002020000-0x0000000002021000-memory.dmp

Filesize
4KB

Download
memory/3524-3-0x00000000021D0000-0x0000000002BD0000-memory.dmp

Filesize
10.0MB

Download
memory/3524-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3524-8-0x00000000021D0000-0x0000000002BD0000-memory.dmp

Filesize
10.0MB

Download