tinba | 626eb28e1efa9e59d4623f5d1f1f7ab5a57e05138571cd322010a052352b5287

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-01-2025 10:47

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General

Target

JaffaCakes118_5e832adcb48953124ee405825368030c.exe
Size

88KB
MD5

5e832adcb48953124ee405825368030c
SHA1

38fa41ef3c8bbe42983bfc27a017bd9e27ecc837
SHA256

626eb28e1efa9e59d4623f5d1f1f7ab5a57e05138571cd322010a052352b5287
SHA512

da4e397bd3a51bc29454678c56b42b315fcca0327bf21cdad9d8e48f0957bee86c6cf502da7ef29a54de22a0191522a219ee7b8e9079078d8b1a716205d98f41
SSDEEP

1536:25nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:25fvp12UFKcD/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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\F3FB3698 = "C:\\Users\\Admin\\AppData\\Roaming\\F3FB3698\\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_5e832adcb48953124ee405825368030c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe
2104	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2104	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 2104	3020	JaffaCakes118_5e832adcb48953124ee405825368030c.exe	31
PID 3020 wrote to memory of 2104	3020	JaffaCakes118_5e832adcb48953124ee405825368030c.exe	31
PID 3020 wrote to memory of 2104	3020	JaffaCakes118_5e832adcb48953124ee405825368030c.exe	31
PID 3020 wrote to memory of 2104	3020	JaffaCakes118_5e832adcb48953124ee405825368030c.exe	31
PID 3020 wrote to memory of 2104	3020	JaffaCakes118_5e832adcb48953124ee405825368030c.exe	31
PID 2104 wrote to memory of 1200	2104	winver.exe	21
PID 2104 wrote to memory of 1084	2104	winver.exe	18
PID 2104 wrote to memory of 1148	2104	winver.exe	19
PID 2104 wrote to memory of 1200	2104	winver.exe	21
PID 2104 wrote to memory of 1368	2104	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1084

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1148

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e832adcb48953124ee405825368030c.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5e832adcb48953124ee405825368030c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - 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:2104

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1368

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/1084-26-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1084-25-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1148-19-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1148-27-0x0000000001F80000-0x0000000001F86000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1200-21-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1200-9-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1200-1-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1200-29-0x0000000002D10000-0x0000000002D16000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1368-28-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1368-30-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/1368-31-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1368-24-0x0000000001EC0000-0x0000000001EC6000-memory.dmp

Filesize
24KB

Download
memory/2104-10-0x0000000077750000-0x00000000778F9000-memory.dmp

Filesize
1.7MB

Download
memory/2104-6-0x0000000077950000-0x0000000077951000-memory.dmp

Filesize
4KB

Download
memory/2104-7-0x000000007794F000-0x0000000077950000-memory.dmp

Filesize
4KB

Download
memory/2104-8-0x000000007794F000-0x0000000077951000-memory.dmp

Filesize
8KB

Download
memory/2104-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2104-32-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/3020-12-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/3020-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3020-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3020-4-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download