tinba | 6b3045381513d819c92c265c847fc05d9fe591b3f0bef449a368ae17fd23f4f7

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
01/01/2025, 01:49

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General

Target

JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe
Size

96KB
MD5

42d6043b2470828883f624b8c22e56f2
SHA1

26e533b7bf95c6f8a3694a1887f29a0a76754ded
SHA256

6b3045381513d819c92c265c847fc05d9fe591b3f0bef449a368ae17fd23f4f7
SHA512

d64372a92ae9f0f2e5e03ba567b52ccc61ac550d8e614c25d29893dc5797ed17cefa6ad7faefb2ccbce193562156342324c48dedaf0be836cc2936c1acaef373
SSDEEP

1536:eiLOvRmmQegJW3aOgBbmAQ256/ZrwWnwqjhurmKFct:eiyvRmQKTLs/ZrwWJjAqGct

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\357C9F47 = "C:\\Users\\Admin\\AppData\\Roaming\\357C9F47\\bin.exe"	winver.exe

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_42d6043b2470828883f624b8c22e56f2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe
2864	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2864	winver.exe
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe	31
PID 2204 wrote to memory of 2864	2204	JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe	31
PID 2864 wrote to memory of 1188	2864	winver.exe	21
PID 2864 wrote to memory of 1092	2864	winver.exe	19
PID 2864 wrote to memory of 1160	2864	winver.exe	20
PID 2864 wrote to memory of 1188	2864	winver.exe	21
PID 2864 wrote to memory of 1556	2864	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1092

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1188
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_42d6043b2470828883f624b8c22e56f2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2204
- - 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:2864

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1556

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/1092-25-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1092-24-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1160-19-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1160-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1188-9-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1188-21-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1188-27-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1188-2-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002B30000-0x0000000002B36000-memory.dmp

Filesize
24KB

Download
memory/1556-29-0x0000000077CC1000-0x0000000077CC2000-memory.dmp

Filesize
4KB

Download
memory/1556-23-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1556-28-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/2204-4-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2204-12-0x0000000001DC0000-0x00000000027C0000-memory.dmp

Filesize
10.0MB

Download
memory/2204-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2204-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2864-10-0x0000000077C70000-0x0000000077E19000-memory.dmp

Filesize
1.7MB

Download
memory/2864-5-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2864-6-0x0000000077E70000-0x0000000077E71000-memory.dmp

Filesize
4KB

Download
memory/2864-7-0x0000000077E6F000-0x0000000077E70000-memory.dmp

Filesize
4KB

Download
memory/2864-8-0x0000000077E6F000-0x0000000077E71000-memory.dmp

Filesize
8KB

Download
memory/2864-30-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download