tinba | 229b74af3f086833ab78e8a16131768266ef520f8dc81cca2c833c767c00062c

General

Target

7426103b5bbf8593724a8f21451d62a0N.exe
Size

225KB
MD5

7426103b5bbf8593724a8f21451d62a0
SHA1

e3addfe0b36b49b05efc85ed1f4930f7f4caaaba
SHA256

229b74af3f086833ab78e8a16131768266ef520f8dc81cca2c833c767c00062c
SHA512

19da406c35285eac13d6ce62a8f2fe4681dd5916a86ff262c84206d383e344c23ca8adf80938a7e0c5e792351c3d2f834ee0be41976453cf9b84e0b531f1e743
SSDEEP

6144:9A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:9ATuTAnKGwUAW3ycQqgf

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-1-5-21-2958949473-3205530200-1453100116-1000\Software\Microsoft\Windows\CurrentVersion\Run\0C28FEC7 = "C:\\Users\\Admin\\AppData\\Roaming\\0C28FEC7\\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	7426103b5bbf8593724a8f21451d62a0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe
2536	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2536	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 2536	2648	7426103b5bbf8593724a8f21451d62a0N.exe	30
PID 2648 wrote to memory of 2536	2648	7426103b5bbf8593724a8f21451d62a0N.exe	30
PID 2648 wrote to memory of 2536	2648	7426103b5bbf8593724a8f21451d62a0N.exe	30
PID 2648 wrote to memory of 2536	2648	7426103b5bbf8593724a8f21451d62a0N.exe	30
PID 2648 wrote to memory of 2536	2648	7426103b5bbf8593724a8f21451d62a0N.exe	30
PID 2536 wrote to memory of 1096	2536	winver.exe	20
PID 2536 wrote to memory of 1036	2536	winver.exe	17
PID 2536 wrote to memory of 1064	2536	winver.exe	18
PID 2536 wrote to memory of 1096	2536	winver.exe	20
PID 2536 wrote to memory of 888	2536	winver.exe	23

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1036

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1064

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1096
- C:\Users\Admin\AppData\Local\Temp\7426103b5bbf8593724a8f21451d62a0N.exe
  "C:\Users\Admin\AppData\Local\Temp\7426103b5bbf8593724a8f21451d62a0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2648
- - 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:2536

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:888

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/888-20-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/888-27-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1036-24-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1036-11-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1064-26-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1064-14-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1096-3-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1096-17-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/1096-1-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1096-6-0x0000000002960000-0x0000000002966000-memory.dmp

Filesize
24KB

Download
memory/1096-25-0x0000000002970000-0x0000000002976000-memory.dmp

Filesize
24KB

Download
memory/2536-23-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2536-4-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2536-29-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2648-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads