tinba | de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-02-2025 14:02

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General

Target

de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe
Size

89KB
MD5

7b8c420095660de664880aa1882e62d4
SHA1

3b1af97583fb9dce553f31a92292835a849b3882
SHA256

de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee
SHA512

dedbe8e7efdeef3776f5f0a84bd98f573e4383a0975332fae60e1ebb590b077c254df781b0be659fa297415712461aaf1bba52270d681ef60bb9deec80e180e1
SSDEEP

1536:S9o65gQK3Zm+Mt9RV5O8oQ9cXFunGm6ManhFLnBqHan6owwosTk8vxA0:S9o6fK2XqXQwhnHlqQo8Lvy0

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\8EA2EEC0 = "C:\\Users\\Admin\\AppData\\Roaming\\8EA2EEC0\\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	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe
2616	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2616	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 2616	3040	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe	30
PID 3040 wrote to memory of 2616	3040	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe	30
PID 3040 wrote to memory of 2616	3040	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe	30
PID 3040 wrote to memory of 2616	3040	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe	30
PID 3040 wrote to memory of 2616	3040	de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe	30
PID 2616 wrote to memory of 1196	2616	winver.exe	21
PID 2616 wrote to memory of 1100	2616	winver.exe	19
PID 2616 wrote to memory of 1156	2616	winver.exe	20
PID 2616 wrote to memory of 1196	2616	winver.exe	21
PID 2616 wrote to memory of 1292	2616	winver.exe	23
PID 2616 wrote to memory of 3040	2616	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1156

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe
  "C:\Users\Admin\AppData\Local\Temp\de1aaf1f0e9007de95f08d52e976731fd4d1109239f6e595f912799e4d2e40ee.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - 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:2616

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1292

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/1100-28-0x0000000076E91000-0x0000000076E92000-memory.dmp

Filesize
4KB

Download
memory/1100-27-0x0000000001FD0000-0x0000000001FD6000-memory.dmp

Filesize
24KB

Download
memory/1156-17-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1156-29-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1196-12-0x0000000076E91000-0x0000000076E92000-memory.dmp

Filesize
4KB

Download
memory/1196-5-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1196-19-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1196-30-0x0000000002180000-0x0000000002186000-memory.dmp

Filesize
24KB

Download
memory/1292-25-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1292-21-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1292-26-0x0000000076E91000-0x0000000076E92000-memory.dmp

Filesize
4KB

Download
memory/2616-32-0x0000000000270000-0x0000000000271000-memory.dmp

Filesize
4KB

Download
memory/2616-7-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2616-8-0x0000000077040000-0x0000000077041000-memory.dmp

Filesize
4KB

Download
memory/2616-9-0x000000007703F000-0x0000000077040000-memory.dmp

Filesize
4KB

Download
memory/2616-3-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2616-10-0x000000007703F000-0x0000000077041000-memory.dmp

Filesize
8KB

Download
memory/2616-13-0x0000000076E40000-0x0000000076FE9000-memory.dmp

Filesize
1.7MB

Download
memory/2616-33-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2616-11-0x0000000000260000-0x0000000000261000-memory.dmp

Filesize
4KB

Download
memory/3040-24-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3040-31-0x0000000002660000-0x0000000003060000-memory.dmp

Filesize
10.0MB

Download
memory/3040-0-0x0000000000240000-0x0000000000242000-memory.dmp

Filesize
8KB

Download
memory/3040-6-0x0000000002660000-0x0000000003060000-memory.dmp

Filesize
10.0MB

Download