Malware Analysis Report

2024-09-09 17:04

Sample ID 240702-az1tjatbpr
Target 1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe
SHA256 1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472
Tags
tinba banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472

Threat Level: Known bad

The file 1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker persistence trojan

Tinba / TinyBanker

Adds Run key to start application

Program crash

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Modifies data under HKEY_USERS

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-07-02 00:39

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-02 00:39

Reported

2024-07-02 00:42

Platform

win7-20240221-en

Max time kernel

148s

Max time network

150s

Command Line

"taskhost.exe"

Signatures

Tinba / TinyBanker

trojan banker tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\B775A04E = "C:\\Users\\Admin\\AppData\\Roaming\\B775A04E\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.exe N/A

Processes

C:\Windows\system32\taskhost.exe

"taskhost.exe"

C:\Windows\system32\Dwm.exe

"C:\Windows\system32\Dwm.exe"

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 elitiorecfreetoo.cc udp
US 216.218.185.162:80 elitiorecfreetoo.cc tcp

Files

memory/2436-4-0x0000000000170000-0x0000000000176000-memory.dmp

memory/1156-6-0x0000000002A20000-0x0000000002A26000-memory.dmp

memory/1156-3-0x0000000002A20000-0x0000000002A26000-memory.dmp

memory/1156-1-0x0000000002A20000-0x0000000002A26000-memory.dmp

memory/2964-8-0x0000000000400000-0x000000000043F000-memory.dmp

memory/2436-20-0x00000000003B0000-0x00000000003B6000-memory.dmp

memory/1156-17-0x0000000002A30000-0x0000000002A36000-memory.dmp

memory/1084-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1076-11-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

memory/1076-23-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

memory/1084-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1156-22-0x0000000002A30000-0x0000000002A36000-memory.dmp

memory/2436-25-0x00000000003B0000-0x00000000003B6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-02 00:39

Reported

2024-07-02 00:42

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

sihost.exe

Signatures

Enumerates physical storage devices

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client" C:\Windows\System32\svchost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\Explorer.EXE N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\1e8116cc4d9087acda1f09105bf49f8f2d6cbbc5975d0dc459b0b21a37dff472_NeikiAnalytics.exe"

C:\Windows\System32\svchost.exe

C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4236 -ip 4236

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4236 -s 192

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 2360 -ip 2360

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 944

Network

Country Destination Domain Proto
US 8.8.8.8:53 elitiorecfreetoo.cc udp

Files

memory/2360-1-0x0000000004530000-0x0000000004B88000-memory.dmp

memory/2360-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

memory/3480-4-0x00000000004D0000-0x00000000004D6000-memory.dmp

memory/3480-5-0x00000000004D0000-0x00000000004D6000-memory.dmp

memory/2360-6-0x0000000000400000-0x000000000043F000-memory.dmp

memory/3480-10-0x00000000024B0000-0x00000000024B6000-memory.dmp

memory/2360-9-0x0000000005A80000-0x0000000006480000-memory.dmp

memory/3040-12-0x00000000005C0000-0x00000000005C6000-memory.dmp

memory/2360-14-0x0000000005A80000-0x0000000006480000-memory.dmp

memory/2360-17-0x0000000004530000-0x0000000004B88000-memory.dmp

memory/3040-18-0x00000000005C0000-0x00000000005C6000-memory.dmp