Malware Analysis Report

2025-01-19 07:38

Sample ID 231127-j4ksjsfc4w
Target ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5
SHA256 ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5
Tags
tinba banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5

Threat Level: Known bad

The file ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5 was found to be: Known bad.

Malicious Activity Summary

tinba banker persistence trojan

Tinba / TinyBanker

Adds Run key to start application

Suspicious use of SetThreadContext

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-11-27 08:13

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-11-27 08:13

Reported

2023-11-27 08:16

Platform

win10v2004-20231020-en

Max time kernel

93s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe

"C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4472 -ip 4472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 452

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4472 -ip 4472

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 460

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 34.175.53.84.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 121.175.53.84.in-addr.arpa udp
US 8.8.8.8:53 89.175.53.84.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-11-27 08:13

Reported

2023-11-27 08:16

Platform

win7-20231023-en

Max time kernel

150s

Max time network

151s

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-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Windows\CurrentVersion\Run\D1C4FA18 = "C:\\Users\\Admin\\AppData\\Roaming\\D1C4FA18\\bin.exe" C:\Windows\SysWOW64\EXPLORER.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A
N/A N/A C:\Windows\SysWOW64\EXPLORER.exe N/A

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1516 wrote to memory of 1624 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe
PID 1624 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Windows\SysWOW64\EXPLORER.exe
PID 1624 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Windows\SysWOW64\EXPLORER.exe
PID 1624 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Windows\SysWOW64\EXPLORER.exe
PID 1624 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Windows\SysWOW64\EXPLORER.exe
PID 1624 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe C:\Windows\SysWOW64\EXPLORER.exe
PID 2808 wrote to memory of 1220 N/A C:\Windows\SysWOW64\EXPLORER.exe C:\Windows\system32\taskhost.exe
PID 2808 wrote to memory of 1288 N/A C:\Windows\SysWOW64\EXPLORER.exe C:\Windows\system32\Dwm.exe
PID 2808 wrote to memory of 1340 N/A C:\Windows\SysWOW64\EXPLORER.exe C:\Windows\Explorer.EXE

Processes

C:\Windows\system32\taskhost.exe

"taskhost.exe"

C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe

"C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe"

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\system32\Dwm.exe

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

C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe

"C:\Users\Admin\AppData\Local\Temp\ce89251c64e775fc7c2a61e6a601e832244e3f1f0668d19eac421dff8d1956d5.exe"

C:\Windows\SysWOW64\EXPLORER.exe

EXPLORER

Network

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

Files

memory/1516-1-0x0000000000260000-0x0000000000264000-memory.dmp

memory/1624-2-0x00000000001B0000-0x00000000002AA000-memory.dmp

memory/1624-4-0x0000000000400000-0x0000000001517000-memory.dmp

memory/1624-6-0x0000000000400000-0x0000000001517000-memory.dmp

memory/1624-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1624-10-0x0000000000400000-0x0000000001517000-memory.dmp

memory/2808-11-0x00000000003E0000-0x00000000003E7000-memory.dmp

memory/2808-15-0x00000000777FF000-0x0000000077801000-memory.dmp

memory/2808-16-0x00000000003E0000-0x00000000003E7000-memory.dmp

memory/2808-17-0x0000000000420000-0x0000000000421000-memory.dmp

memory/2808-14-0x00000000777FF000-0x0000000077800000-memory.dmp

memory/2808-13-0x0000000077800000-0x0000000077801000-memory.dmp

memory/1624-12-0x0000000001890000-0x0000000002290000-memory.dmp

memory/1624-19-0x0000000000400000-0x0000000000404600-memory.dmp

memory/2808-20-0x0000000000440000-0x0000000000441000-memory.dmp

memory/1220-22-0x0000000001D20000-0x0000000001D27000-memory.dmp

memory/1220-26-0x0000000001D20000-0x0000000001D27000-memory.dmp

memory/1340-33-0x0000000077651000-0x0000000077652000-memory.dmp

memory/1340-32-0x00000000026B0000-0x00000000026B7000-memory.dmp

memory/1288-31-0x00000000001A0000-0x00000000001A7000-memory.dmp

memory/1340-30-0x00000000026B0000-0x00000000026B7000-memory.dmp

memory/1220-28-0x0000000077651000-0x0000000077652000-memory.dmp

memory/1288-27-0x00000000001A0000-0x00000000001A7000-memory.dmp

memory/2808-37-0x00000000003E0000-0x00000000003E7000-memory.dmp

memory/1340-38-0x00000000777E0000-0x00000000777E1000-memory.dmp