tinba | f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adf

General

Target

f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe
Size

610KB
MD5

ff00b9a6277862c69c99b5ea90639310
SHA1

239568afdab5232d35052ef356407b59e58d256a
SHA256

f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adf
SHA512

999e27593faebbc4045ab890c71909429191839c71e6b61af4fa51081ebee5af1b82f629392bd84815f92c6772af46261dcdaed1b067057835ba2453ad79af34
SSDEEP

12288:IATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:2T+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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\1D268F9C = "C:\\Users\\Admin\\AppData\\Roaming\\1D268F9C\\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	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe
2940	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2940	winver.exe
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2940	3064	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe	31
PID 3064 wrote to memory of 2940	3064	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe	31
PID 3064 wrote to memory of 2940	3064	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe	31
PID 3064 wrote to memory of 2940	3064	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe	31
PID 3064 wrote to memory of 2940	3064	f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe	31
PID 2940 wrote to memory of 1212	2940	winver.exe	21
PID 2940 wrote to memory of 1124	2940	winver.exe	19
PID 2940 wrote to memory of 1176	2940	winver.exe	20
PID 2940 wrote to memory of 1212	2940	winver.exe	21
PID 2940 wrote to memory of 828	2940	winver.exe	25
PID 2940 wrote to memory of 3064	2940	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1212
- C:\Users\Admin\AppData\Local\Temp\f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe
  "C:\Users\Admin\AppData\Local\Temp\f5fc1e0275e0dd27ddd0e1572d0a97c1e7d3a00ed26dee1fb559052d60a86adfN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3064
- - 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:2940

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:828

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/828-28-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/828-18-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1124-9-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1124-26-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1176-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1176-29-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1212-6-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1212-1-0x0000000002100000-0x0000000002106000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-15-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/2940-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2940-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2940-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/3064-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads