tinba | 63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 12:23

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General

Target

63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe
Size

371KB
MD5

fe790d4a2026bfee70ff38ca71330630
SHA1

e954004bc3bd6f45680a2627c25d9aee0e8f7bf7
SHA256

63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008
SHA512

3516d3334dca48b0501e60eb589124e486a96acc539017a6ab92b3d8104290f6058efa2150860974cfe554c123b93c8f0862edfea7fd88ea25c024c14434c6c4
SSDEEP

6144:mCE6/mUXJ531nIUliViSZbLhaZfvMlLXICgo:O6TOUMBQf0ljWo

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\3C2B4303 = "C:\\Users\\Admin\\AppData\\Roaming\\3C2B4303\\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	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 59 IoCs

pid	Process
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe
1824	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1824	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3040 wrote to memory of 1824	3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe	30
PID 3040 wrote to memory of 1824	3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe	30
PID 3040 wrote to memory of 1824	3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe	30
PID 3040 wrote to memory of 1824	3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe	30
PID 3040 wrote to memory of 1824	3040	63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe	30
PID 1824 wrote to memory of 1200	1824	winver.exe	21
PID 1824 wrote to memory of 1104	1824	winver.exe	19
PID 1824 wrote to memory of 1176	1824	winver.exe	20
PID 1824 wrote to memory of 1200	1824	winver.exe	21
PID 1824 wrote to memory of 1632	1824	winver.exe	25
PID 1824 wrote to memory of 3040	1824	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe
  "C:\Users\Admin\AppData\Local\Temp\63d68adc2bd59ec766c11fa5626da199d6da66e9f839fe96fff2bbb3b3b91008.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - 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:1824

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1632

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/1104-28-0x0000000001DA0000-0x0000000001DA7000-memory.dmp

Filesize
28KB

Download
memory/1104-29-0x0000000077911000-0x0000000077912000-memory.dmp

Filesize
4KB

Download
memory/1104-17-0x0000000001DA0000-0x0000000001DA7000-memory.dmp

Filesize
28KB

Download
memory/1176-19-0x0000000000330000-0x0000000000337000-memory.dmp

Filesize
28KB

Download
memory/1176-30-0x0000000000330000-0x0000000000337000-memory.dmp

Filesize
28KB

Download
memory/1200-3-0x00000000026F0000-0x00000000026F7000-memory.dmp

Filesize
28KB

Download
memory/1200-22-0x0000000002A80000-0x0000000002A87000-memory.dmp

Filesize
28KB

Download
memory/1200-33-0x0000000002A80000-0x0000000002A87000-memory.dmp

Filesize
28KB

Download
memory/1200-14-0x0000000077911000-0x0000000077912000-memory.dmp

Filesize
4KB

Download
memory/1200-7-0x00000000026F0000-0x00000000026F7000-memory.dmp

Filesize
28KB

Download
memory/1200-4-0x00000000026F0000-0x00000000026F7000-memory.dmp

Filesize
28KB

Download
memory/1632-31-0x00000000021A0000-0x00000000021A7000-memory.dmp

Filesize
28KB

Download
memory/1632-25-0x00000000021A0000-0x00000000021A7000-memory.dmp

Filesize
28KB

Download
memory/1632-32-0x0000000077911000-0x0000000077912000-memory.dmp

Filesize
4KB

Download
memory/1824-15-0x00000000778C0000-0x0000000077A69000-memory.dmp

Filesize
1.7MB

Download
memory/1824-9-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/1824-12-0x0000000077ABF000-0x0000000077AC1000-memory.dmp

Filesize
8KB

Download
memory/1824-13-0x00000000001E0000-0x00000000001E1000-memory.dmp

Filesize
4KB

Download
memory/1824-11-0x0000000077ABF000-0x0000000077AC0000-memory.dmp

Filesize
4KB

Download
memory/1824-10-0x0000000077AC0000-0x0000000077AC1000-memory.dmp

Filesize
4KB

Download
memory/1824-5-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/1824-40-0x00000000000F0000-0x00000000000F7000-memory.dmp

Filesize
28KB

Download
memory/3040-8-0x0000000002090000-0x0000000002A90000-memory.dmp

Filesize
10.0MB

Download
memory/3040-0-0x0000000000410000-0x0000000000413000-memory.dmp

Filesize
12KB

Download
memory/3040-1-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3040-2-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/3040-34-0x0000000002090000-0x0000000002A90000-memory.dmp

Filesize
10.0MB

Download