tinba | be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abb

General

Target

be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe
Size

225KB
MD5

ae53fae7db771a3573ceae6bb60ec800
SHA1

d91bde34c8577d17055bbd27d37fd6f45b2444f8
SHA256

be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abb
SHA512

d490c826856d7193882828426d6f72d9073db6afc7d0a17b8cbff69644b14427b05c7b3e9c6b210fd25d15c49453bff917b5cf904a340ffba3698fd8ca706a6c
SSDEEP

6144:dA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:dATuTAnKGwUAW3ycQqgf

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\122EF6EE = "C:\\Users\\Admin\\AppData\\Roaming\\122EF6EE\\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	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe
2784	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2784	winver.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2784	2604	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe	31
PID 2604 wrote to memory of 2784	2604	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe	31
PID 2604 wrote to memory of 2784	2604	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe	31
PID 2604 wrote to memory of 2784	2604	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe	31
PID 2604 wrote to memory of 2784	2604	be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe	31
PID 2784 wrote to memory of 1208	2784	winver.exe	21
PID 2784 wrote to memory of 1096	2784	winver.exe	19
PID 2784 wrote to memory of 1172	2784	winver.exe	20
PID 2784 wrote to memory of 1208	2784	winver.exe	21
PID 2784 wrote to memory of 1400	2784	winver.exe	23
PID 2784 wrote to memory of 2604	2784	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1096

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1208
- C:\Users\Admin\AppData\Local\Temp\be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe
  "C:\Users\Admin\AppData\Local\Temp\be8ae5e0361b03553d06bcf775a5ea5f9d57caf75e817650ad57f22bfb3e7abbN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2604
- - 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:2784

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1400

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/1096-26-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1096-9-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1172-12-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1172-28-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1208-15-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x00000000029F0000-0x00000000029F6000-memory.dmp

Filesize
24KB

Download
memory/1208-27-0x0000000002AE0000-0x0000000002AE6000-memory.dmp

Filesize
24KB

Download
memory/1400-18-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1400-29-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/2604-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2784-23-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2784-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2784-31-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads