tinba | 3cd83525ff191c0a4d73001cae2e8a39b21f9b8575c8688b706d44a94f9292a1

General

Target

97224a0cd63a70632a54befaff25fe50N.exe
Size

237KB
MD5

97224a0cd63a70632a54befaff25fe50
SHA1

7c48dccdf27a4a4a6129887f1312d6d2aa725935
SHA256

3cd83525ff191c0a4d73001cae2e8a39b21f9b8575c8688b706d44a94f9292a1
SHA512

67f0c89364356f1f326bf489684471d7afb7bc4cc8fa717782be71ad71c1bc0da3d4115beeec6bc478e47aa276bd3da27722353e216e526e1c8ad3cbb52037b7
SSDEEP

6144:rA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:rATuTAnKGwUAWVycQqgj

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\0896850C = "C:\\Users\\Admin\\AppData\\Roaming\\0896850C\\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	97224a0cd63a70632a54befaff25fe50N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 42 IoCs

pid	Process
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe
2872	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2872	winver.exe
1372	Explorer.EXE
1372	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1372	Explorer.EXE
1372	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 2872	1688	97224a0cd63a70632a54befaff25fe50N.exe	30
PID 1688 wrote to memory of 2872	1688	97224a0cd63a70632a54befaff25fe50N.exe	30
PID 1688 wrote to memory of 2872	1688	97224a0cd63a70632a54befaff25fe50N.exe	30
PID 1688 wrote to memory of 2872	1688	97224a0cd63a70632a54befaff25fe50N.exe	30
PID 1688 wrote to memory of 2872	1688	97224a0cd63a70632a54befaff25fe50N.exe	30
PID 2872 wrote to memory of 1372	2872	winver.exe	21
PID 2872 wrote to memory of 1172	2872	winver.exe	19
PID 2872 wrote to memory of 1284	2872	winver.exe	20
PID 2872 wrote to memory of 1372	2872	winver.exe	21
PID 2872 wrote to memory of 1352	2872	winver.exe	23
PID 2872 wrote to memory of 1688	2872	winver.exe	29

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1284

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1372
- C:\Users\Admin\AppData\Local\Temp\97224a0cd63a70632a54befaff25fe50N.exe
  "C:\Users\Admin\AppData\Local\Temp\97224a0cd63a70632a54befaff25fe50N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - 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:2872

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1352

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/1172-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1172-11-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1284-14-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1284-27-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1352-20-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/1352-28-0x0000000001BF0000-0x0000000001BF6000-memory.dmp

Filesize
24KB

Download
memory/1372-6-0x00000000026E0000-0x00000000026E6000-memory.dmp

Filesize
24KB

Download
memory/1372-17-0x0000000002730000-0x0000000002736000-memory.dmp

Filesize
24KB

Download
memory/1372-1-0x00000000026E0000-0x00000000026E6000-memory.dmp

Filesize
24KB

Download
memory/1372-3-0x00000000026E0000-0x00000000026E6000-memory.dmp

Filesize
24KB

Download
memory/1372-29-0x0000000002730000-0x0000000002736000-memory.dmp

Filesize
24KB

Download
memory/1688-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/2872-25-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2872-4-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2872-31-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads