tinba | dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1

General

Target

dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe
Size

225KB
MD5

d1e29143b931fbf45235f031733f6660
SHA1

49e0bd256ca25194740b42f3a4cf5b9c91dffa39
SHA256

dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1
SHA512

0c16a05d6166d218481c5ac68c1c62df967c78ba81892f56e791fe848c052af3c0d576ba0d7b79704d5738e1a04600446cee47612bc9340d4d524527563bcb71
SSDEEP

6144:2A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:2ATuTAnKGwUAW3ycQqgf

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\A2A18947 = "C:\\Users\\Admin\\AppData\\Roaming\\A2A18947\\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	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 43 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
2924	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2924	winver.exe
1388	Explorer.EXE
1388	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1388	Explorer.EXE
1388	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2924	1960	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe	31
PID 1960 wrote to memory of 2924	1960	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe	31
PID 1960 wrote to memory of 2924	1960	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe	31
PID 1960 wrote to memory of 2924	1960	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe	31
PID 1960 wrote to memory of 2924	1960	dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe	31
PID 2924 wrote to memory of 1388	2924	winver.exe	21
PID 2924 wrote to memory of 1240	2924	winver.exe	19
PID 2924 wrote to memory of 1324	2924	winver.exe	20
PID 2924 wrote to memory of 1388	2924	winver.exe	21
PID 2924 wrote to memory of 1676	2924	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1240

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1324

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1388
- C:\Users\Admin\AppData\Local\Temp\dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe
  "C:\Users\Admin\AppData\Local\Temp\dfc2fc38156433351693047470b2f7b0d5b7834ff733c6e250443804677a6bc1N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1960
- - 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:1676

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/1240-11-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1240-24-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1324-25-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1324-14-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1388-3-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1388-17-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/1388-6-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1388-26-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/1388-1-0x0000000002640000-0x0000000002646000-memory.dmp

Filesize
24KB

Download
memory/1676-20-0x0000000001FC0000-0x0000000001FC6000-memory.dmp

Filesize
24KB

Download
memory/1676-27-0x0000000001FC0000-0x0000000001FC6000-memory.dmp

Filesize
24KB

Download
memory/1960-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2924-4-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2924-23-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2924-29-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads