tinba | 8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e

General

Target

8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe
Size

225KB
MD5

c70bd7ce7254511d31b802e677bc1022
SHA1

1e1d4429e57b85f7210bb2bab8dedcb6cfcd1ca9
SHA256

8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e
SHA512

42c22a328260b714457a637ec4724cfca5900db3a4c5b0d2d5a4dc0a837333ea58c946e69c4b42c85d82b3d0f601b9a5d10ef63726e3114db48ac51679e323e6
SSDEEP

6144:pA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:pATuTAnKGwUAW3ycQqg9

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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\10045460 = "C:\\Users\\Admin\\AppData\\Roaming\\10045460\\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	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe
2332	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 2332	1972	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe	31
PID 1972 wrote to memory of 2332	1972	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe	31
PID 1972 wrote to memory of 2332	1972	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe	31
PID 1972 wrote to memory of 2332	1972	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe	31
PID 1972 wrote to memory of 2332	1972	8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe	31
PID 2332 wrote to memory of 1160	2332	winver.exe	21
PID 2332 wrote to memory of 1072	2332	winver.exe	18
PID 2332 wrote to memory of 1080	2332	winver.exe	19
PID 2332 wrote to memory of 1160	2332	winver.exe	21
PID 2332 wrote to memory of 1272	2332	winver.exe	23
PID 2332 wrote to memory of 1972	2332	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1072

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1080

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1160
- C:\Users\Admin\AppData\Local\Temp\8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8fb2a5f4f90fa87cc1642ba6cf3b7af8ab0ccc16745f85796e0523ad93e6dd2e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1972
- - 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:2332

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1272

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/1072-26-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1072-9-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1080-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1080-28-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1160-15-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1160-3-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1160-1-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

Filesize
24KB

Download
memory/1160-6-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/1272-18-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1272-29-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1972-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2332-23-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2332-4-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2332-31-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads