Malware Analysis Report

2025-01-19 07:30

Sample ID 231028-yn17xsgf9t
Target NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe
SHA256 01f476c47919a487f25107087072febf064b66d9de61348b27695a8789498161
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

01f476c47919a487f25107087072febf064b66d9de61348b27695a8789498161

Threat Level: Known bad

The file NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe 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 behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-10-28 19:56

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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-28 19:56

Reported

2023-10-28 21:37

Platform

win7-20231025-en

Max time kernel

150s

Max time network

151s

Command Line

C:\Windows\Explorer.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-1-5-21-1861898231-3446828954-4278112889-1000\Software\Microsoft\Windows\CurrentVersion\Run\F1B5FEBE = "C:\\Users\\Admin\\AppData\\Roaming\\F1B5FEBE\\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 behavior: GetForegroundWindowSpam

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

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe

"C:\Users\Admin\AppData\Local\Temp\NEAS.7d959ee6c2076ec03f4e71defe1c1010.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
NL 192.42.116.41:80 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

Files

memory/1916-0-0x0000000000400000-0x000000000041D000-memory.dmp

memory/1916-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1916-3-0x0000000001D80000-0x0000000002780000-memory.dmp

memory/1184-2-0x0000000002A40000-0x0000000002A46000-memory.dmp

memory/2916-4-0x0000000000090000-0x0000000000096000-memory.dmp

memory/1184-7-0x0000000002A40000-0x0000000002A46000-memory.dmp

memory/2916-9-0x0000000077A00000-0x0000000077A01000-memory.dmp

memory/1184-10-0x0000000077851000-0x0000000077852000-memory.dmp

memory/2916-8-0x00000000779FF000-0x0000000077A01000-memory.dmp

memory/2916-6-0x00000000779FF000-0x0000000077A00000-memory.dmp

memory/2916-11-0x00000000004B0000-0x00000000004C6000-memory.dmp

memory/1916-12-0x0000000000400000-0x000000000041D000-memory.dmp

memory/1916-13-0x0000000001D80000-0x0000000002780000-memory.dmp

memory/2916-15-0x0000000000090000-0x0000000000096000-memory.dmp

memory/2916-16-0x0000000000180000-0x0000000000181000-memory.dmp

memory/1076-20-0x00000000002E0000-0x00000000002E6000-memory.dmp

memory/1076-21-0x0000000077851000-0x0000000077852000-memory.dmp

memory/1148-22-0x00000000001A0000-0x00000000001A6000-memory.dmp

memory/1184-24-0x00000000029F0000-0x00000000029F6000-memory.dmp

memory/1148-25-0x00000000001A0000-0x00000000001A6000-memory.dmp

memory/1184-26-0x00000000029F0000-0x00000000029F6000-memory.dmp

memory/1184-27-0x00000000779E0000-0x00000000779E1000-memory.dmp

memory/2916-31-0x00000000001D0000-0x00000000001D1000-memory.dmp

memory/1184-32-0x00000000779C0000-0x00000000779C1000-memory.dmp

memory/1184-33-0x000007FEF6020000-0x000007FEF6163000-memory.dmp

memory/1184-34-0x000007FE79D80000-0x000007FE79D8A000-memory.dmp

memory/1184-35-0x000007FEF6020000-0x000007FEF6163000-memory.dmp

memory/1184-36-0x000007FE79D80000-0x000007FE79D8A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-28 19:56

Reported

2023-10-28 21:37

Platform

win10v2004-20231020-en

Max time kernel

10s

Max time network

27s

Command Line

"C:\Users\Admin\AppData\Local\Temp\NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe

"C:\Users\Admin\AppData\Local\Temp\NEAS.7d959ee6c2076ec03f4e71defe1c1010.exe"

C:\Windows\SysWOW64\winver.exe

winver

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 208.194.73.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 198.1.85.104.in-addr.arpa udp

Files

memory/2536-0-0x0000000000400000-0x000000000041D000-memory.dmp

memory/2536-1-0x00000000004B0000-0x00000000004B1000-memory.dmp

memory/3272-2-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

memory/3272-3-0x0000000000EC0000-0x0000000000EC6000-memory.dmp

memory/4372-5-0x0000000077352000-0x0000000077353000-memory.dmp

memory/4372-7-0x0000000002CA0000-0x0000000002CA6000-memory.dmp

memory/3272-6-0x00007FFA0496D000-0x00007FFA0496E000-memory.dmp

memory/2536-4-0x00000000021F0000-0x0000000002BF0000-memory.dmp

memory/2536-8-0x0000000000400000-0x000000000041D000-memory.dmp

memory/2536-9-0x00000000021F0000-0x0000000002BF0000-memory.dmp

memory/2832-16-0x0000000000170000-0x0000000000176000-memory.dmp

memory/3272-21-0x0000000002DD0000-0x0000000002DD6000-memory.dmp