tinba | 2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427

General

Target

2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe
Size

610KB
MD5

7856aade8a2af78328cd1eed3a6c8cd0
SHA1

5b8385255352e3eae7db16ab9fe09700a135c4b3
SHA256

2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427
SHA512

b0092b9f2a22f1250875f5ba4a688b8c5185417fc46a5fb831abfb7713ac5e2a53962362a1d328b2b76f378179043b5d80e05fa0cc49be2ab29db72100b74588
SSDEEP

12288:wATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:+T+KjUdQqboyyWoK1NGqzuhb

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\89389614 = "C:\\Users\\Admin\\AppData\\Roaming\\89389614\\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	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe
2752	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2752	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2752	2344	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe	31
PID 2344 wrote to memory of 2752	2344	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe	31
PID 2344 wrote to memory of 2752	2344	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe	31
PID 2344 wrote to memory of 2752	2344	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe	31
PID 2344 wrote to memory of 2752	2344	2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe	31
PID 2752 wrote to memory of 1192	2752	winver.exe	21
PID 2752 wrote to memory of 1116	2752	winver.exe	19
PID 2752 wrote to memory of 1168	2752	winver.exe	20
PID 2752 wrote to memory of 1192	2752	winver.exe	21
PID 2752 wrote to memory of 1644	2752	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe
  "C:\Users\Admin\AppData\Local\Temp\2577623fc861d8fa2525300245bea8ed33673d2c8f85d064a4475ec066897427N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - 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:2752

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1644

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/1116-26-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1116-11-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1168-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-27-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1192-1-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1192-17-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1192-25-0x0000000002F00000-0x0000000002F06000-memory.dmp

Filesize
24KB

Download
memory/1192-6-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1644-20-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/1644-24-0x0000000001F20000-0x0000000001F26000-memory.dmp

Filesize
24KB

Download
memory/2344-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2752-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2752-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2752-29-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads