tinba | 3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075

General

Target

3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe
Size

225KB
MD5

79b20b572093f6ff96755dfc7a6c5500
SHA1

7dce20be7ec8d51aca20e69c4a4d116a91093544
SHA256

3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075
SHA512

1863326de092d138e8b62cf7653eafa5da65edef2609ccd9d59684d20944bd7e97460165524c8aa957c6f4b70491364615d7ab51db139ccde50495c0eef5f212
SSDEEP

6144:VA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:VATuTAnKGwUAW3ycQqgf

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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\B48E4486 = "C:\\Users\\Admin\\AppData\\Roaming\\B48E4486\\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	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe
2592	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2592	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 2592	2492	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe	31
PID 2492 wrote to memory of 2592	2492	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe	31
PID 2492 wrote to memory of 2592	2492	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe	31
PID 2492 wrote to memory of 2592	2492	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe	31
PID 2492 wrote to memory of 2592	2492	3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe	31
PID 2592 wrote to memory of 1176	2592	winver.exe	21
PID 2592 wrote to memory of 1064	2592	winver.exe	18
PID 2592 wrote to memory of 1148	2592	winver.exe	20
PID 2592 wrote to memory of 1176	2592	winver.exe	21
PID 2592 wrote to memory of 1940	2592	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1176
- C:\Users\Admin\AppData\Local\Temp\3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe
  "C:\Users\Admin\AppData\Local\Temp\3ac08bb426a3dac3d6109fd7a3bbd06aa29ec78049b3164a34036bf6221e1075N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2492
- - 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:2592

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1940

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/1064-24-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1064-11-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/1148-14-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1148-26-0x0000000002010000-0x0000000002016000-memory.dmp

Filesize
24KB

Download
memory/1176-3-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1176-6-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1176-1-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1176-25-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1176-17-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1940-20-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/1940-27-0x0000000001E70000-0x0000000001E76000-memory.dmp

Filesize
24KB

Download
memory/2492-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2592-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2592-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2592-29-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads