tinba | 53c2fdf367aecbd4ee973a4fb5cde6148eaf0c542a1afb9b470cf0e36a8a0afd

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2025, 19:23

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General

Target

JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe
Size

88KB
MD5

74f7624ec5295a6a1be74d517797fd9c
SHA1

d387c4f7192865cb894b3ea88b0e29edb535039d
SHA256

53c2fdf367aecbd4ee973a4fb5cde6148eaf0c542a1afb9b470cf0e36a8a0afd
SHA512

d015aba8592ae93e09f412e3fdeec6ad1a3127595717bb97f5cfb6cb2ac36317ba3bff9bda9f8406987bcac6d748e32cead368037713455a8b178b1e064331aa
SSDEEP

1536:M5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:M5fvp12UFKcD/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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\8AE2C4A8 = "C:\\Users\\Admin\\AppData\\Roaming\\8AE2C4A8\\bin.exe"	winver.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4264	4200	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_74f7624ec5295a6a1be74d517797fd9c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4200	winver.exe
4200	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4200	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1512 wrote to memory of 4200	1512	JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe	84
PID 1512 wrote to memory of 4200	1512	JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe	84
PID 1512 wrote to memory of 4200	1512	JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe	84
PID 1512 wrote to memory of 4200	1512	JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe	84
PID 4200 wrote to memory of 3464	4200	winver.exe	56
PID 4200 wrote to memory of 2988	4200	winver.exe	50

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2988

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_74f7624ec5295a6a1be74d517797fd9c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1512
- - 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:4200
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 352
      4⤵
      Program crash
      PID:4264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 4200
1⤵
PID:2708

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/1512-0-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download
memory/1512-3-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/1512-6-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1512-7-0x00000000021A0000-0x0000000002BA0000-memory.dmp

Filesize
10.0MB

Download
memory/2988-11-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/3464-2-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/3464-1-0x0000000000B00000-0x0000000000B06000-memory.dmp

Filesize
24KB

Download
memory/3464-4-0x00007FFAE0D2D000-0x00007FFAE0D2E000-memory.dmp

Filesize
4KB

Download
memory/4200-5-0x00007FFAE0C90000-0x00007FFAE0E85000-memory.dmp

Filesize
2.0MB

Download
memory/4200-9-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download
memory/4200-12-0x0000000000E30000-0x0000000000E36000-memory.dmp

Filesize
24KB

Download