tinba | 18e7dbe94c4050fb80066abca7353755967a1d5d3f16ff510fc93dc35ac9a6cf

Analysis

max time kernel
147s
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
10-01-2025 20:20

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General

Target

JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe
Size

160KB
MD5

ed4660502ccd985130c7cdd493dc1154
SHA1

66643c3f0fc8db7548ad381b1ce274ea0a086122
SHA256

18e7dbe94c4050fb80066abca7353755967a1d5d3f16ff510fc93dc35ac9a6cf
SHA512

db2349bf453d0b0323073799bcd35713f7fac0f025d8e28c04d820f20f1f95a1a1e7b3577e9bb9d156b4e9950ca2f5faaee7384b0400839353a0dc8a839706d9
SSDEEP

1536:AEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xph:zY+4MiIkLZJNAQ9J6v

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0A5A05EF = "C:\\Users\\Admin\\AppData\\Roaming\\0A5A05EF\\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/2372-0-0x0000000000400000-0x0000000000428000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3288	1516	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_ed4660502ccd985130c7cdd493dc1154.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1516	winver.exe
1516	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3516	Explorer.EXE
Token: SeCreatePagefilePrivilege	3516	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1516	winver.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 1516	2372	JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe	86
PID 2372 wrote to memory of 1516	2372	JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe	86
PID 2372 wrote to memory of 1516	2372	JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe	86
PID 2372 wrote to memory of 1516	2372	JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe	86
PID 1516 wrote to memory of 3516	1516	winver.exe	56
PID 1516 wrote to memory of 2396	1516	winver.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2396

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3516
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ed4660502ccd985130c7cdd493dc1154.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:1516
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 352
      4⤵
      Program crash
      PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1516 -ip 1516
1⤵
PID:1940

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/1516-6-0x0000000077282000-0x0000000077283000-memory.dmp

Filesize
4KB

Download
memory/1516-16-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download
memory/1516-9-0x00007FFB86270000-0x00007FFB86465000-memory.dmp

Filesize
2.0MB

Download
memory/1516-5-0x0000000002820000-0x0000000002826000-memory.dmp

Filesize
24KB

Download
memory/2372-10-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2372-2-0x0000000002300000-0x0000000002D00000-memory.dmp

Filesize
10.0MB

Download
memory/2372-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2372-11-0x0000000002300000-0x0000000002D00000-memory.dmp

Filesize
10.0MB

Download
memory/2372-1-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/2396-15-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download
memory/2396-17-0x0000000000B80000-0x0000000000B86000-memory.dmp

Filesize
24KB

Download
memory/3516-7-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/3516-8-0x00007FFB8630D000-0x00007FFB8630E000-memory.dmp

Filesize
4KB

Download
memory/3516-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download