tinba | 3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6

General

Target

3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe
Size

610KB
MD5

fbefebc15175998eea0fdfbfb9902a70
SHA1

a0bbfb414c8530c12bd0e8bc57a01ce7806816cd
SHA256

3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6
SHA512

eca34ff22850c569b361bd80b98932d20e8faa10a9604cea54cb25e90c221d454c9c330fc9f5a563676325049cdaaea489a662d7f1a9105ec6af434a9b0b0458
SSDEEP

12288:rATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:pT+KjUdQqboyyWoK1NGqzuhb

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\ED5C3EB1 = "C:\\Users\\Admin\\AppData\\Roaming\\ED5C3EB1\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe
2924	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2924	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 2924	392	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe	29
PID 392 wrote to memory of 2924	392	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe	29
PID 392 wrote to memory of 2924	392	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe	29
PID 392 wrote to memory of 2924	392	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe	29
PID 392 wrote to memory of 2924	392	3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe	29
PID 2924 wrote to memory of 1360	2924	winver.exe	20
PID 2924 wrote to memory of 1232	2924	winver.exe	18
PID 2924 wrote to memory of 1320	2924	winver.exe	19
PID 2924 wrote to memory of 1360	2924	winver.exe	20
PID 2924 wrote to memory of 928	2924	winver.exe	22
PID 2924 wrote to memory of 392	2924	winver.exe	28

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1320

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1360
- C:\Users\Admin\AppData\Local\Temp\3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe
  "C:\Users\Admin\AppData\Local\Temp\3ab27f53acf237a750e95ea56d5d82d55594341dd766bb7f924548b1dbdaf2e6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:392
- - 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:2924

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/392-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/928-20-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/928-29-0x0000000000500000-0x0000000000506000-memory.dmp

Filesize
24KB

Download
memory/1232-28-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1232-11-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1320-14-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1320-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1360-3-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1360-1-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1360-6-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1360-17-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1360-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/2924-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2924-25-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2924-31-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads