tinba | bbce669f78361e7c48fd803ffbd1512a4192637d4af52e7bd5da84d9e6d9748d

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 02:27

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General

Target

JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe
Size

88KB
MD5

b928aabbe5f72bf41b0e053bf531464a
SHA1

447fe4fd8532b2e643653f047ad2ca08b1153410
SHA256

bbce669f78361e7c48fd803ffbd1512a4192637d4af52e7bd5da84d9e6d9748d
SHA512

25bf6c2aab569d6e13f74d5a8574a30917af360656cf05788149f112be9734d108185544dc2dd0a6d27d2771ee827a365bb6c306aaabc759b0a7bec6e8aa523d
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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\7A08F5B8 = "C:\\Users\\Admin\\AppData\\Roaming\\7A08F5B8\\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_b928aabbe5f72bf41b0e053bf531464a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe
2716	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2716	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1600 wrote to memory of 2716	1600	JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe	31
PID 1600 wrote to memory of 2716	1600	JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe	31
PID 1600 wrote to memory of 2716	1600	JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe	31
PID 1600 wrote to memory of 2716	1600	JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe	31
PID 1600 wrote to memory of 2716	1600	JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe	31
PID 2716 wrote to memory of 1268	2716	winver.exe	21
PID 2716 wrote to memory of 1116	2716	winver.exe	19
PID 2716 wrote to memory of 1176	2716	winver.exe	20
PID 2716 wrote to memory of 1268	2716	winver.exe	21
PID 2716 wrote to memory of 1312	2716	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1268
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b928aabbe5f72bf41b0e053bf531464a.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - 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:2716

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1312

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/1116-25-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1116-24-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1176-19-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1268-1-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1268-9-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1268-21-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1268-30-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1268-2-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1268-3-0x0000000002B80000-0x0000000002B86000-memory.dmp

Filesize
24KB

Download
memory/1312-23-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1312-26-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/1312-27-0x0000000076D61000-0x0000000076D62000-memory.dmp

Filesize
4KB

Download
memory/1600-12-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/1600-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1600-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1600-4-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2716-29-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2716-5-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2716-6-0x0000000076F10000-0x0000000076F11000-memory.dmp

Filesize
4KB

Download
memory/2716-7-0x0000000076F0F000-0x0000000076F10000-memory.dmp

Filesize
4KB

Download
memory/2716-10-0x0000000076D10000-0x0000000076EB9000-memory.dmp

Filesize
1.7MB

Download
memory/2716-8-0x0000000076F0F000-0x0000000076F11000-memory.dmp

Filesize
8KB

Download
memory/2716-35-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download