tinba | 911e57ad6cf26570864665f417d0dc626f1e0b26ffe1db4e9fe60e27793dfc17

General

Target

92a971822ca29abc50c79b8e451f1e60N.exe
Size

237KB
MD5

92a971822ca29abc50c79b8e451f1e60
SHA1

57534d96f10be9f1ba9bc839eef724bf3dafe6af
SHA256

911e57ad6cf26570864665f417d0dc626f1e0b26ffe1db4e9fe60e27793dfc17
SHA512

6e976823658b7c16c8c2166aeb8b21523097727f4a930853a43485d461752f7625f8d7a15eed03affbd50fbf483474782fe77ff3bac9909e0fb0152851985e6a
SSDEEP

6144:xA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:xATuTAnKGwUAWVycQqgj

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\567822C4 = "C:\\Users\\Admin\\AppData\\Roaming\\567822C4\\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	92a971822ca29abc50c79b8e451f1e60N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe
2804	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2804	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1120 wrote to memory of 2804	1120	92a971822ca29abc50c79b8e451f1e60N.exe	29
PID 1120 wrote to memory of 2804	1120	92a971822ca29abc50c79b8e451f1e60N.exe	29
PID 1120 wrote to memory of 2804	1120	92a971822ca29abc50c79b8e451f1e60N.exe	29
PID 1120 wrote to memory of 2804	1120	92a971822ca29abc50c79b8e451f1e60N.exe	29
PID 1120 wrote to memory of 2804	1120	92a971822ca29abc50c79b8e451f1e60N.exe	29
PID 2804 wrote to memory of 1376	2804	winver.exe	20
PID 2804 wrote to memory of 1232	2804	winver.exe	18
PID 2804 wrote to memory of 1336	2804	winver.exe	19
PID 2804 wrote to memory of 1376	2804	winver.exe	20
PID 2804 wrote to memory of 1668	2804	winver.exe	24

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1232

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1336

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1376
- C:\Users\Admin\AppData\Local\Temp\92a971822ca29abc50c79b8e451f1e60N.exe
  "C:\Users\Admin\AppData\Local\Temp\92a971822ca29abc50c79b8e451f1e60N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1120
- - 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:2804

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1668

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/1120-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1232-11-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1232-24-0x0000000001BC0000-0x0000000001BC6000-memory.dmp

Filesize
24KB

Download
memory/1336-26-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

Filesize
24KB

Download
memory/1336-14-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

Filesize
24KB

Download
memory/1376-3-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1376-17-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1376-1-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1376-6-0x0000000002550000-0x0000000002556000-memory.dmp

Filesize
24KB

Download
memory/1376-27-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1668-20-0x0000000001CC0000-0x0000000001CC6000-memory.dmp

Filesize
24KB

Download
memory/1668-25-0x0000000001CC0000-0x0000000001CC6000-memory.dmp

Filesize
24KB

Download
memory/2804-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2804-4-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2804-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads