tinba | 209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0

Analysis

max time kernel
145s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-01-2025 10:07

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General

Target

JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe
Size

34KB
MD5

fe3a707a4e3bdc31baf1094855532608
SHA1

98a72827fb131b19057a30b28a7e0b4de15bdd7c
SHA256

209964fe328802e1b57a676e9560ebcdfb46c6e04d45ba3200fb210d251ae7e0
SHA512

241375c297752c805b68dde7b1f5a1e380acdaaa3930b81a86d2fc367c6396eafa7631a167ad0e802009e3e98081e52b5e28999558ac599ac37bbbd7f0ac3e2b
SSDEEP

768:kqp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:kqpYoX58z1uirL98xMWnT0OQ9J2

Score

10^/10

tinba banker discovery persistence trojan upx

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\331AC5C1 = "C:\\Users\\Admin\\AppData\\Roaming\\331AC5C1\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3668-0-0x0000000000400000-0x0000000000417000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4876	212	WerFault.exe	86

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_fe3a707a4e3bdc31baf1094855532608.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
212	winver.exe
212	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3528	Explorer.EXE
Token: SeCreatePagefilePrivilege	3528	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
212	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3668 wrote to memory of 212	3668	JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe	86
PID 3668 wrote to memory of 212	3668	JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe	86
PID 3668 wrote to memory of 212	3668	JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe	86
PID 3668 wrote to memory of 212	3668	JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe	86
PID 212 wrote to memory of 3528	212	winver.exe	56
PID 212 wrote to memory of 2640	212	winver.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2640

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3528
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fe3a707a4e3bdc31baf1094855532608.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3668
- - 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:212
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 352
      4⤵
      Program crash
      PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 212 -ip 212
1⤵
PID:4448

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/212-5-0x0000000077432000-0x0000000077433000-memory.dmp

Filesize
4KB

Download
memory/212-14-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/212-11-0x00000000007D0000-0x00000000007D6000-memory.dmp

Filesize
24KB

Download
memory/212-7-0x00007FFAB8B90000-0x00007FFAB8D85000-memory.dmp

Filesize
2.0MB

Download
memory/2640-15-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/2640-13-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/3528-3-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3528-6-0x00007FFAB8C2D000-0x00007FFAB8C2E000-memory.dmp

Filesize
4KB

Download
memory/3528-2-0x0000000000D70000-0x0000000000D76000-memory.dmp

Filesize
24KB

Download
memory/3668-8-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3668-9-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/3668-4-0x0000000002350000-0x0000000002D50000-memory.dmp

Filesize
10.0MB

Download
memory/3668-0-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3668-1-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download