tinba | 42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b

General

Target

42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe
Size

88KB
MD5

63d3e052c956f5635c0b16b942ad7817
SHA1

e932ce4b2681f1b48f96778ef0ebad5ac1676dd2
SHA256

42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b
SHA512

7a9010045601e82da9f87dc93bbecfc1dbfacbfb6528ae080e133b0b87d30f859ab0049b0bae36b3eaa20dcc172d7d08ac581b34246472028c6c868105dc4b58
SSDEEP

1536:25nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsNI:25fvp12UFKcD/6jwqWsNI

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

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\B06F2A3D = "C:\\Users\\Admin\\AppData\\Roaming\\B06F2A3D\\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

Processes:

42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exewinver.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe
2836	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2836 winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exewinver.exe

description	pid	process	target process
PID 2728 wrote to memory of 2836	2728	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe	winver.exe
PID 2728 wrote to memory of 2836	2728	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe	winver.exe
PID 2728 wrote to memory of 2836	2728	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe	winver.exe
PID 2728 wrote to memory of 2836	2728	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe	winver.exe
PID 2728 wrote to memory of 2836	2728	42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe	winver.exe
PID 2836 wrote to memory of 1204	2836	winver.exe	Explorer.EXE
PID 2836 wrote to memory of 1096	2836	winver.exe	taskhost.exe
PID 2836 wrote to memory of 1164	2836	winver.exe	Dwm.exe
PID 2836 wrote to memory of 1204	2836	winver.exe	Explorer.EXE
PID 2836 wrote to memory of 1508	2836	winver.exe	DllHost.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1096

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe
  "C:\Users\Admin\AppData\Local\Temp\42543599c5ee82c4cf3b27a1f068f351b921e5ad69105f3cd095500940d1331b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2728
- - 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:2836

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1508

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1096-23-0x0000000077701000-0x0000000077702000-memory.dmp

Filesize
4KB

Download
memory/1096-22-0x0000000001B40000-0x0000000001B46000-memory.dmp

Filesize
24KB

Download
memory/1164-19-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1164-24-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002230000-0x0000000002236000-memory.dmp

Filesize
24KB

Download
memory/1204-25-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x0000000077701000-0x0000000077702000-memory.dmp

Filesize
4KB

Download
memory/1204-21-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1508-31-0x0000000077701000-0x0000000077702000-memory.dmp

Filesize
4KB

Download
memory/1508-30-0x0000000001F60000-0x0000000001F66000-memory.dmp

Filesize
24KB

Download
memory/2728-4-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2728-12-0x0000000001C80000-0x0000000002680000-memory.dmp

Filesize
10.0MB

Download
memory/2728-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2728-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2836-5-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2836-29-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2836-6-0x00000000778B0000-0x00000000778B1000-memory.dmp

Filesize
4KB

Download
memory/2836-7-0x00000000778AF000-0x00000000778B0000-memory.dmp

Filesize
4KB

Download
memory/2836-8-0x00000000778AF000-0x00000000778B1000-memory.dmp

Filesize
8KB

Download
memory/2836-10-0x00000000776B0000-0x0000000077859000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads