tinba | 097cbc795b76cedc6ddacda7e2a16fe222c527fa653d2ef332991e97809f0aa5

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-01-2025 18:00

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General

Target

JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe
Size

88KB
MD5

5f0699e877d9195692ca37a00bf87255
SHA1

26b4167bff1fbbfd1b68387099fa0587089d4d8e
SHA256

097cbc795b76cedc6ddacda7e2a16fe222c527fa653d2ef332991e97809f0aa5
SHA512

fea499ca5d71bd0964a20ac0e1ae462a35bb19ee4d54e0a3a516403f56b6d75e22ed170a616b7eede1994666c1131e10c889877b7f42aa1ada4544a1ab94c326
SSDEEP

1536:45nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:45fvp12UFKcD/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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\67FAD687 = "C:\\Users\\Admin\\AppData\\Roaming\\67FAD687\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3932	60	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_5f0699e877d9195692ca37a00bf87255.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
60	winver.exe
60	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3380	Explorer.EXE
Token: SeCreatePagefilePrivilege	3380	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
60	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4524 wrote to memory of 60	4524	JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe	83
PID 4524 wrote to memory of 60	4524	JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe	83
PID 4524 wrote to memory of 60	4524	JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe	83
PID 4524 wrote to memory of 60	4524	JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe	83
PID 60 wrote to memory of 3380	60	winver.exe	56
PID 60 wrote to memory of 2556	60	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3380
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f0699e877d9195692ca37a00bf87255.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4524
- - 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:60
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 60 -s 356
      4⤵
      Program crash
      PID:3932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 60 -ip 60
1⤵
PID:3496

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/60-4-0x0000000077EB2000-0x0000000077EB3000-memory.dmp

Filesize
4KB

Download
memory/60-6-0x00007FFEDFA70000-0x00007FFEDFC65000-memory.dmp

Filesize
2.0MB

Download
memory/60-10-0x0000000001380000-0x0000000001386000-memory.dmp

Filesize
24KB

Download
memory/60-13-0x0000000001380000-0x0000000001386000-memory.dmp

Filesize
24KB

Download
memory/2556-12-0x0000000000C90000-0x0000000000C96000-memory.dmp

Filesize
24KB

Download
memory/3380-2-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/3380-1-0x0000000002220000-0x0000000002226000-memory.dmp

Filesize
24KB

Download
memory/3380-5-0x00007FFEDFB0D000-0x00007FFEDFB0E000-memory.dmp

Filesize
4KB

Download
memory/4524-0-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/4524-3-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download
memory/4524-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/4524-8-0x0000000002230000-0x0000000002C30000-memory.dmp

Filesize
10.0MB

Download