Malware Analysis Report

2025-01-19 07:24

Sample ID 231219-psvfhadcfr
Target 24b74b3e9a1a8df34637cac2f7d29c0b
SHA256 befd56c57cb06be02cf0a890cf5d25c4db57896a7efcce8b58e8c7dfe9051629
Tags
upx tinba banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

befd56c57cb06be02cf0a890cf5d25c4db57896a7efcce8b58e8c7dfe9051629

Threat Level: Known bad

The file 24b74b3e9a1a8df34637cac2f7d29c0b was found to be: Known bad.

Malicious Activity Summary

upx tinba banker persistence trojan

Tinba / TinyBanker

UPX packed file

Adds Run key to start application

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-19 12:35

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-19 12:35

Reported

2023-12-19 16:25

Platform

win7-20231129-en

Max time kernel

149s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\24b74b3e9a1a8df34637cac2f7d29c0b.exe"

Signatures

Tinba / TinyBanker

trojan banker tinba

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3470981204-343661084-3367201002-1000\Software\Microsoft\Windows\CurrentVersion\Run\359449D8 = "C:\\Users\\Admin\\AppData\\Roaming\\359449D8\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

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
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
N/A N/A C:\Windows\Explorer.EXE N/A
N/A 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

Processes

C:\Users\Admin\AppData\Local\Temp\24b74b3e9a1a8df34637cac2f7d29c0b.exe

"C:\Users\Admin\AppData\Local\Temp\24b74b3e9a1a8df34637cac2f7d29c0b.exe"

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Windows\system32\Dwm.exe

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

C:\Windows\system32\taskhost.exe

"taskhost.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 spaines.pw udp
US 216.218.185.162:80 spaines.pw tcp
US 8.8.8.8:53 uyhgqunqkxnx.pw udp
SG 45.77.249.79:80 uyhgqunqkxnx.pw tcp
US 8.8.8.8:53 vcklmnnejwxx.pw udp
US 216.218.185.162:80 vcklmnnejwxx.pw tcp
US 8.8.8.8:53 cmnsgscccrej.pw udp
US 216.218.185.162:80 cmnsgscccrej.pw tcp
US 8.8.8.8:53 evbsdqvgmpph.pw udp
US 216.218.185.162:80 evbsdqvgmpph.pw tcp
US 8.8.8.8:53 mfueeimvyrsp.pw udp
US 216.218.185.162:80 mfueeimvyrsp.pw tcp

Files

memory/2396-0-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2396-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1352-2-0x0000000002D80000-0x0000000002D86000-memory.dmp

memory/2396-3-0x0000000001D80000-0x0000000002780000-memory.dmp

memory/1872-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1352-11-0x0000000077921000-0x0000000077922000-memory.dmp

memory/1872-10-0x0000000077AD0000-0x0000000077AD1000-memory.dmp

memory/1872-9-0x0000000077ACF000-0x0000000077AD1000-memory.dmp

memory/1872-8-0x0000000077ACF000-0x0000000077AD0000-memory.dmp

memory/1872-7-0x0000000000AD0000-0x0000000000AE6000-memory.dmp

memory/1352-6-0x0000000002D80000-0x0000000002D86000-memory.dmp

memory/2396-12-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2396-13-0x0000000001D80000-0x0000000002780000-memory.dmp

memory/1872-15-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1872-16-0x00000000001F0000-0x00000000001F1000-memory.dmp

memory/1320-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1352-23-0x0000000002D30000-0x0000000002D36000-memory.dmp

memory/1320-26-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1248-25-0x0000000077921000-0x0000000077922000-memory.dmp

memory/1248-24-0x00000000020F0000-0x00000000020F6000-memory.dmp

memory/1352-27-0x0000000002D30000-0x0000000002D36000-memory.dmp

memory/1872-31-0x00000000001B0000-0x00000000001B6000-memory.dmp

memory/1872-32-0x0000000000200000-0x0000000000201000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-19 12:35

Reported

2023-12-19 16:22

Platform

win10v2004-20231201-en

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A