tinba | 36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42

General

Target

36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe
Size

225KB
MD5

8bc0d060d7bf4296e53dbba8a7c0b9a0
SHA1

5ab0902ac7be936d6e9c678c6b5e7ca626aa2363
SHA256

36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42
SHA512

690ddc18910d8ebb37d1242453e7776a40c9a911239a6f4f588f2b4968a2345f4ed5723ff80714df2e9442fda0658206aeea7cc1bacaff8f9017b9dbcc3aa842
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:sATuTAnKGwUAW3ycQqgf

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\F21D5296 = "C:\\Users\\Admin\\AppData\\Roaming\\F21D5296\\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	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

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

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2836	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 340 wrote to memory of 2836	340	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe	31
PID 340 wrote to memory of 2836	340	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe	31
PID 340 wrote to memory of 2836	340	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe	31
PID 340 wrote to memory of 2836	340	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe	31
PID 340 wrote to memory of 2836	340	36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe	31
PID 2836 wrote to memory of 1200	2836	winver.exe	21
PID 2836 wrote to memory of 1120	2836	winver.exe	19
PID 2836 wrote to memory of 1168	2836	winver.exe	20
PID 2836 wrote to memory of 1200	2836	winver.exe	21
PID 2836 wrote to memory of 2040	2836	winver.exe	23
PID 2836 wrote to memory of 340	2836	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe
  "C:\Users\Admin\AppData\Local\Temp\36546cca53dc1cbb43044ce6f0102cf492317d418588c21b5cc571e63ef87c42N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:340
- - 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:2040

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/340-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1120-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1120-9-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-1-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-15-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/1200-6-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002E60000-0x0000000002E66000-memory.dmp

Filesize
24KB

Download
memory/1200-27-0x0000000002E70000-0x0000000002E76000-memory.dmp

Filesize
24KB

Download
memory/2040-18-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2040-28-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2836-23-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2836-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2836-31-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads