tinba | bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2

General

Target

bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe
Size

237KB
MD5

782fe3f6ebba922c31b53aa33f4d8980
SHA1

1b1f33c05c916e6b45af23f96ac540dcf40b939d
SHA256

bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2
SHA512

a8c6aaecf66094661153e8f61aa36daf563e8b77e679b2301765912037c61c1a6e93ed6b001a12705b3f546efc3005505db74105a274b7a5e9ae4c27a43fbfef
SSDEEP

6144:2A2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:2ATuTAnKGwUAWVycQqgj

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\8F6F7756 = "C:\\Users\\Admin\\AppData\\Roaming\\8F6F7756\\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	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe
2660	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2660	winver.exe
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2660	2916	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe	30
PID 2916 wrote to memory of 2660	2916	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe	30
PID 2916 wrote to memory of 2660	2916	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe	30
PID 2916 wrote to memory of 2660	2916	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe	30
PID 2916 wrote to memory of 2660	2916	bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe	30
PID 2660 wrote to memory of 1192	2660	winver.exe	21
PID 2660 wrote to memory of 1100	2660	winver.exe	19
PID 2660 wrote to memory of 1164	2660	winver.exe	20
PID 2660 wrote to memory of 1192	2660	winver.exe	21
PID 2660 wrote to memory of 1612	2660	winver.exe	25
PID 2660 wrote to memory of 2916	2660	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1192
- C:\Users\Admin\AppData\Local\Temp\bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe
  "C:\Users\Admin\AppData\Local\Temp\bfb29356c5d85dd674bf84afc62daddd7749d1dc9c058e655aaca0b9d23bb0d2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2916
- - 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:2660

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1612

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/1100-9-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1100-31-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1164-28-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-15-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1192-29-0x00000000025F0000-0x00000000025F6000-memory.dmp

Filesize
24KB

Download
memory/1612-30-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/1612-18-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/2660-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2660-24-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2660-33-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/2916-27-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads