tinba | b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205

General

Target

b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe
Size

610KB
MD5

9115af3367c099bef52de06898cee8b0
SHA1

b50f75a96c87ddd82e6de485c20d918c0ae617e7
SHA256

b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205
SHA512

16143b9ef20b2f49676bbb4b7a60471a798b1934636861f91d5037fdd4e8b599c9bac35b7643ae2d2dbf865743c6b3b49e182819a4ce25e1d500b7c3c7529e07
SSDEEP

12288:NATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:3T+KjUdQqboyyWoK1NGqzuhh

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\C57A99DD = "C:\\Users\\Admin\\AppData\\Roaming\\C57A99DD\\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	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe
564	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
564	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 564	2148	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe	31
PID 2148 wrote to memory of 564	2148	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe	31
PID 2148 wrote to memory of 564	2148	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe	31
PID 2148 wrote to memory of 564	2148	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe	31
PID 2148 wrote to memory of 564	2148	b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe	31
PID 564 wrote to memory of 1224	564	winver.exe	21
PID 564 wrote to memory of 1104	564	winver.exe	19
PID 564 wrote to memory of 1172	564	winver.exe	20
PID 564 wrote to memory of 1224	564	winver.exe	21
PID 564 wrote to memory of 1764	564	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1224
- C:\Users\Admin\AppData\Local\Temp\b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe
  "C:\Users\Admin\AppData\Local\Temp\b35430a03e555decc663134c40111d5c21c8fdc8bd07e9d8d2fe83bde94b1205N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2148
- - 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:564

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1764

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/564-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/564-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/564-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1104-11-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/1104-27-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-26-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1224-6-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1224-17-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1224-1-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1224-25-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1224-3-0x0000000002510000-0x0000000002516000-memory.dmp

Filesize
24KB

Download
memory/1764-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1764-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/2148-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads