tinba | 485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9

General

Target

485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe
Size

225KB
MD5

c2a0da223ff7f5590e5c326f1eca8810
SHA1

b50e09750f4468442932752c3bba3a98e42fa555
SHA256

485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9
SHA512

0694bd460630742adceca6ebab97d34e27c024f0dc1a3a72a14f098744a0bd37beb38d0e53a686054333a0b92141fefb19d2ab648680ae6f7ad64ca77386c88f
SSDEEP

6144:JA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:JATuTAnKGwUAW3ycQqgf

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\DEF3CB3F = "C:\\Users\\Admin\\AppData\\Roaming\\DEF3CB3F\\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	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2856	winver.exe
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1100	Explorer.EXE
1100	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 2856	2712	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe	28
PID 2712 wrote to memory of 2856	2712	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe	28
PID 2712 wrote to memory of 2856	2712	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe	28
PID 2712 wrote to memory of 2856	2712	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe	28
PID 2712 wrote to memory of 2856	2712	485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe	28
PID 2856 wrote to memory of 1100	2856	winver.exe	20
PID 2856 wrote to memory of 1028	2856	winver.exe	17
PID 2856 wrote to memory of 1044	2856	winver.exe	18
PID 2856 wrote to memory of 1100	2856	winver.exe	20
PID 2856 wrote to memory of 1324	2856	winver.exe	23
PID 2856 wrote to memory of 2712	2856	winver.exe	27

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1028

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1044

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1100
- C:\Users\Admin\AppData\Local\Temp\485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe
  "C:\Users\Admin\AppData\Local\Temp\485b7338fb623447b7f5d9e180c1cd79b191addcb89338ac208a98bb793c3cf9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - 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:2856

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1324

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/1028-26-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1028-9-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1044-12-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1044-29-0x0000000002090000-0x0000000002096000-memory.dmp

Filesize
24KB

Download
memory/1100-15-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1100-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1100-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1100-27-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1100-6-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1324-18-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/1324-28-0x0000000001C10000-0x0000000001C16000-memory.dmp

Filesize
24KB

Download
memory/2712-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2856-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2856-23-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2856-31-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads