tinba | f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40e

General

Target

f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe
Size

610KB
MD5

7c9526c1c5c19fb3c23f696add94d7a0
SHA1

6dfd0273613b943e55c25068747ea7f2569c8cb9
SHA256

f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40e
SHA512

1126b086c7cdf5c9a0ddca8d2f8cd22d55027cb8efa099713da7810376ffb6e1dcf8160421308a5e550cfcbc60ee67500bc68d9bd460bc656037aec8e9ac222f
SSDEEP

12288:bATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:ZT+KjUdQqboyyWoK1NGqzuhb

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\AB3787C1 = "C:\\Users\\Admin\\AppData\\Roaming\\AB3787C1\\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	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe
2860	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2860	winver.exe
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1236	Explorer.EXE
1236	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2860	2212	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe	31
PID 2212 wrote to memory of 2860	2212	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe	31
PID 2212 wrote to memory of 2860	2212	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe	31
PID 2212 wrote to memory of 2860	2212	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe	31
PID 2212 wrote to memory of 2860	2212	f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe	31
PID 2860 wrote to memory of 1236	2860	winver.exe	21
PID 2860 wrote to memory of 1116	2860	winver.exe	19
PID 2860 wrote to memory of 1172	2860	winver.exe	20
PID 2860 wrote to memory of 1236	2860	winver.exe	21
PID 2860 wrote to memory of 500	2860	winver.exe	23
PID 2860 wrote to memory of 2212	2860	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1236
- C:\Users\Admin\AppData\Local\Temp\f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe
  "C:\Users\Admin\AppData\Local\Temp\f81f4cabe23b48775f8e1efda0b52f5796f7d486296dde1c000d591c58ebd40eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2212
- - 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:2860

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:500

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/500-29-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/500-18-0x0000000001EF0000-0x0000000001EF6000-memory.dmp

Filesize
24KB

Download
memory/1116-9-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1236-15-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1236-6-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1236-3-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1236-1-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1236-27-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/2212-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2860-23-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2860-5-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2860-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2860-31-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads