tinba | 8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2

General

Target

8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe
Size

225KB
MD5

e86df354173d4cb5fb2665ed6d602c69
SHA1

ea50c0586c959ecf75ae35c3261b5f326e27927e
SHA256

8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2
SHA512

4a5990ec82707871d171712e83124e6b7dd513f5469d08b5c85859ddf3658ad4ead9432a3d23bc3b2f4ea15cccad666b870a9b578dd1fe905a024fb9ea90c8d7
SSDEEP

6144:+A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:+ATuTAnKGwUAW3ycQqg1

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\20D29CFB = "C:\\Users\\Admin\\AppData\\Roaming\\20D29CFB\\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	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe
2772	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2772	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2128 wrote to memory of 2772	2128	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe	31
PID 2128 wrote to memory of 2772	2128	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe	31
PID 2128 wrote to memory of 2772	2128	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe	31
PID 2128 wrote to memory of 2772	2128	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe	31
PID 2128 wrote to memory of 2772	2128	8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe	31
PID 2772 wrote to memory of 1208	2772	winver.exe	21
PID 2772 wrote to memory of 1108	2772	winver.exe	19
PID 2772 wrote to memory of 1176	2772	winver.exe	20
PID 2772 wrote to memory of 1208	2772	winver.exe	21
PID 2772 wrote to memory of 1580	2772	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe
  "C:\Users\Admin\AppData\Local\Temp\8938773c86a04cbde054df67c684e28b18f38f9f5820557c99ea509dc442afe2.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - 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:2772

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1580

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/1108-27-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

Filesize
24KB

Download
memory/1176-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1176-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-17-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x0000000002F40000-0x0000000002F46000-memory.dmp

Filesize
24KB

Download
memory/1580-20-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/1580-24-0x0000000001D90000-0x0000000001D96000-memory.dmp

Filesize
24KB

Download
memory/2128-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2772-23-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2772-4-0x0000000000200000-0x0000000000206000-memory.dmp

Filesize
24KB

Download
memory/2772-29-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads