tinba | 693e6137a430216547cb4c9de851159cbbfcadd85aa3d84719094ef227a02ad1

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 12:37

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General

Target
b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe
Size 225KB
Sample240508-ptjemach4v
SHA256 693e6137a430216547cb4c9de851159cbbfcadd85aa3d84719094ef227a02ad1
MD5 b028274a830e30c9e1b7f6951b0f0670
SHA1 ba67ff6627b1b43f27f2f7e9b639e947412ed082
SHA512 b27769b9f8f94696e84b056bb02f6108e7541d4779e2ca8f3decf978c594e8efc72c36368832cf8e0e4bbf09c75475944d582f4f57fd241c10134f58b5c4c886
SSDEEP 6144:TA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:TATuTAnKGwUAW3ycQqgf
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

tinba banker 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-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\Run\1D2EEFC6 = "C:\\Users\\Admin\\AppData\\Roaming\\1D2EEFC6\\bin.exe"	winver.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe
2356	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2356	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 2356	640	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	30
PID 640 wrote to memory of 2356	640	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	30
PID 640 wrote to memory of 2356	640	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	30
PID 640 wrote to memory of 2356	640	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	30
PID 640 wrote to memory of 2356	640	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	30
PID 2356 wrote to memory of 1216	2356	winver.exe	21
PID 2356 wrote to memory of 1132	2356	winver.exe	19
PID 2356 wrote to memory of 1188	2356	winver.exe	20
PID 2356 wrote to memory of 1216	2356	winver.exe	21
PID 2356 wrote to memory of 640	2356	winver.exe	27

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1188

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe
  "C:\Users\Admin\AppData\Local\Temp\b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:640
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2356

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/640-22-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/1132-23-0x0000000001D20000-0x0000000001D26000-memory.dmp

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memory/1132-10-0x0000000001D20000-0x0000000001D26000-memory.dmp

Download

memory/1188-24-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

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memory/1188-13-0x0000000001AC0000-0x0000000001AC6000-memory.dmp

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memory/1216-1-0x00000000025E0000-0x00000000025E6000-memory.dmp

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memory/1216-16-0x00000000025F0000-0x00000000025F6000-memory.dmp

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memory/1216-3-0x00000000025E0000-0x00000000025E6000-memory.dmp

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memory/1216-6-0x00000000025E0000-0x00000000025E6000-memory.dmp

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memory/1216-25-0x00000000025F0000-0x00000000025F6000-memory.dmp

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memory/2356-21-0x0000000000230000-0x0000000000236000-memory.dmp

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memory/2356-4-0x0000000000180000-0x0000000000186000-memory.dmp

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memory/2356-27-0x0000000000230000-0x0000000000236000-memory.dmp

Download