Malware Analysis Report

2024-09-09 16:56

Sample ID 240620-pmc92a1fpq
Target 61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe
SHA256 61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340
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

61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340

Threat Level: Known bad

The file 61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker persistence trojan

Tinba / TinyBanker

Adds Run key to start application

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Modifies data under HKEY_USERS

Suspicious use of SendNotifyMessage

Suspicious use of UnmapMainImage

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-20 12:26

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 12:26

Reported

2024-06-20 12:28

Platform

win7-20240221-en

Max time kernel

149s

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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\CDFFA116 = "C:\\Users\\Admin\\AppData\\Roaming\\CDFFA116\\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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1704 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe C:\Windows\SysWOW64\winver.exe
PID 1704 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe C:\Windows\SysWOW64\winver.exe
PID 1704 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe C:\Windows\SysWOW64\winver.exe
PID 1704 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe C:\Windows\SysWOW64\winver.exe
PID 1704 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe C:\Windows\SysWOW64\winver.exe
PID 2560 wrote to memory of 1248 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2560 wrote to memory of 1132 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\taskhost.exe
PID 2560 wrote to memory of 1192 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\system32\Dwm.exe
PID 2560 wrote to memory of 1248 N/A C:\Windows\SysWOW64\winver.exe C:\Windows\Explorer.EXE
PID 2560 wrote to memory of 1704 N/A C:\Windows\SysWOW64\winver.exe C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe

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\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_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/2560-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

memory/1248-6-0x0000000002D90000-0x0000000002D96000-memory.dmp

memory/1248-3-0x0000000002D90000-0x0000000002D96000-memory.dmp

memory/1248-1-0x0000000002D90000-0x0000000002D96000-memory.dmp

memory/1132-9-0x0000000000150000-0x0000000000156000-memory.dmp

memory/1248-15-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

memory/2560-20-0x00000000002D0000-0x00000000002D6000-memory.dmp

memory/1704-22-0x0000000000400000-0x000000000043C000-memory.dmp

memory/1192-12-0x0000000000340000-0x0000000000346000-memory.dmp

memory/1132-25-0x0000000000150000-0x0000000000156000-memory.dmp

memory/1192-23-0x0000000000340000-0x0000000000346000-memory.dmp

memory/1248-24-0x0000000002DB0000-0x0000000002DB6000-memory.dmp

memory/2560-27-0x00000000002D0000-0x00000000002D6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 12:26

Reported

2024-06-20 12:28

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

151s

Command Line

C:\Windows\Explorer.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

Suspicious use of UnmapMainImage

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

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\61fd018f7ea297dac53d67fb05559ffd2357fe18a86b4962f6d09d66ec543340_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 4044 -ip 4044

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4044 -s 300

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1316 -ip 1316

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 808

Network

Files

memory/1316-1-0x00000000045D0000-0x0000000004C28000-memory.dmp

memory/1316-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

memory/3448-4-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

memory/3448-5-0x0000000000AA0000-0x0000000000AA6000-memory.dmp

memory/1316-6-0x0000000000400000-0x000000000043C000-memory.dmp

memory/3448-9-0x0000000000AC0000-0x0000000000AC6000-memory.dmp

memory/1316-12-0x00000000045D0000-0x0000000004C28000-memory.dmp