tinba | 0a4022044e906030f145e7396ea2275ee9848410aa145d727db120ebc4c9b062

General

Target

51336f1b1b16644aaf73a888d498ea10N.exe
Size

225KB
MD5

51336f1b1b16644aaf73a888d498ea10
SHA1

dc38030d2e8cba36fc2394a9f4562f1f8589bd57
SHA256

0a4022044e906030f145e7396ea2275ee9848410aa145d727db120ebc4c9b062
SHA512

2863506c4929cad12eb50af90a0612de2f95952735518181f097fbb8cf49a6334ac2e8eab7f672c8c69229753fc07b254fddccc448bd598125bf2635693e6f28
SSDEEP

6144:OA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:OATuTAnKGwUAW3ycQqgf

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

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-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\A542196D = "C:\\Users\\Admin\\AppData\\Roaming\\A542196D\\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	51336f1b1b16644aaf73a888d498ea10N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe
2908	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2908	winver.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2908	2072	51336f1b1b16644aaf73a888d498ea10N.exe	30
PID 2072 wrote to memory of 2908	2072	51336f1b1b16644aaf73a888d498ea10N.exe	30
PID 2072 wrote to memory of 2908	2072	51336f1b1b16644aaf73a888d498ea10N.exe	30
PID 2072 wrote to memory of 2908	2072	51336f1b1b16644aaf73a888d498ea10N.exe	30
PID 2072 wrote to memory of 2908	2072	51336f1b1b16644aaf73a888d498ea10N.exe	30
PID 2908 wrote to memory of 1204	2908	winver.exe	21
PID 2908 wrote to memory of 1112	2908	winver.exe	19
PID 2908 wrote to memory of 1172	2908	winver.exe	20
PID 2908 wrote to memory of 1204	2908	winver.exe	21
PID 2908 wrote to memory of 1316	2908	winver.exe	23
PID 2908 wrote to memory of 2072	2908	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

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:1204
- C:\Users\Admin\AppData\Local\Temp\51336f1b1b16644aaf73a888d498ea10N.exe
  "C:\Users\Admin\AppData\Local\Temp\51336f1b1b16644aaf73a888d498ea10N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - 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:2908

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1316

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/1112-26-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1112-11-0x0000000001CA0000-0x0000000001CA6000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002710000-0x0000000002716000-memory.dmp

Filesize
24KB

Download
memory/1204-17-0x0000000002720000-0x0000000002726000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002710000-0x0000000002716000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x0000000002710000-0x0000000002716000-memory.dmp

Filesize
24KB

Download
memory/1204-29-0x0000000002720000-0x0000000002726000-memory.dmp

Filesize
24KB

Download
memory/1316-20-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/1316-27-0x0000000001BE0000-0x0000000001BE6000-memory.dmp

Filesize
24KB

Download
memory/2072-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2908-25-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2908-4-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2908-31-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads