Malware Analysis Report

2025-01-19 07:41

Sample ID 241106-xg379sxrbq
Target 1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N
SHA256 1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0
Tags
upx tinba banker discovery 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

1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0

Threat Level: Known bad

The file 1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N was found to be: Known bad.

Malicious Activity Summary

upx tinba banker discovery persistence trojan

Tinba / TinyBanker

Tinba family

Adds Run key to start application

UPX packed file

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Suspicious use of UnmapMainImage

Suspicious use of SendNotifyMessage

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 18:50

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

2024-11-06 18:50

Reported

2024-11-06 18:54

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"taskhost.exe"

Signatures

Tinba / TinyBanker

trojan banker tinba

Tinba family

tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\73B8C504 = "C:\\Users\\Admin\\AppData\\Roaming\\73B8C504\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

UPX packed file

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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

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:\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:\Windows\system32\DllHost.exe

C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}

C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe

"C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.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

Files

memory/2360-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2360-1-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1228-3-0x0000000002D50000-0x0000000002D56000-memory.dmp

memory/1228-2-0x0000000002D50000-0x0000000002D56000-memory.dmp

memory/1228-4-0x0000000002D50000-0x0000000002D56000-memory.dmp

memory/3028-11-0x0000000077C00000-0x0000000077DA9000-memory.dmp

memory/1228-10-0x0000000077C51000-0x0000000077C52000-memory.dmp

memory/3028-9-0x0000000077DFF000-0x0000000077E01000-memory.dmp

memory/3028-8-0x0000000077DFF000-0x0000000077E00000-memory.dmp

memory/3028-7-0x0000000077E00000-0x0000000077E01000-memory.dmp

memory/3028-6-0x0000000000160000-0x0000000000166000-memory.dmp

memory/2360-5-0x0000000001B80000-0x0000000002580000-memory.dmp

memory/2360-13-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2360-14-0x0000000001B80000-0x0000000002580000-memory.dmp

memory/1080-25-0x0000000000470000-0x0000000000476000-memory.dmp

memory/1228-23-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

memory/1172-21-0x0000000000120000-0x0000000000126000-memory.dmp

memory/1228-26-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

memory/1080-27-0x0000000000470000-0x0000000000476000-memory.dmp

memory/1080-28-0x0000000077C51000-0x0000000077C52000-memory.dmp

memory/1108-29-0x0000000000320000-0x0000000000326000-memory.dmp

memory/1108-30-0x0000000077C51000-0x0000000077C52000-memory.dmp

memory/1172-31-0x0000000000120000-0x0000000000126000-memory.dmp

memory/3028-33-0x0000000000160000-0x0000000000166000-memory.dmp

memory/1172-32-0x0000000077C51000-0x0000000077C52000-memory.dmp

memory/1108-35-0x0000000000320000-0x0000000000326000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 18:50

Reported

2024-11-06 18:53

Platform

win10v2004-20241007-en

Max time kernel

115s

Max time network

96s

Command Line

sihost.exe

Signatures

Tinba / TinyBanker

trojan banker tinba

Tinba family

tinba

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\37A78133 = "C:\\Users\\Admin\\AppData\\Roaming\\37A78133\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

UPX packed file

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

Program crash

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 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

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
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
Token: SeShutdownPrivilege N/A C:\Windows\Explorer.EXE N/A
Token: SeCreatePagefilePrivilege 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
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\system32\sihost.exe

sihost.exe

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe

"C:\Users\Admin\AppData\Local\Temp\1baa0c6f5c3820e7d959aa7e079af9393a1631dc2d4fe322bc3d5f0407ee76b0N.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4068 -ip 4068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 356

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp

Files

memory/2164-0-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2164-1-0x00000000004C0000-0x00000000004C1000-memory.dmp

memory/3452-3-0x0000000000C70000-0x0000000000C76000-memory.dmp

memory/3452-2-0x0000000000C70000-0x0000000000C76000-memory.dmp

memory/3452-6-0x00007FFE1544D000-0x00007FFE1544E000-memory.dmp

memory/4068-5-0x0000000077DD2000-0x0000000077DD3000-memory.dmp

memory/2164-4-0x00000000020B0000-0x0000000002AB0000-memory.dmp

memory/4068-7-0x00007FFE153B0000-0x00007FFE155A5000-memory.dmp

memory/3452-8-0x00007FFE155E0000-0x00007FFE155E1000-memory.dmp

memory/2164-10-0x0000000000400000-0x0000000000417000-memory.dmp

memory/2164-11-0x00000000020B0000-0x0000000002AB0000-memory.dmp

memory/3452-12-0x00007FFE155C0000-0x00007FFE155C1000-memory.dmp

memory/4068-14-0x00000000013A0000-0x00000000013A6000-memory.dmp

memory/2516-16-0x0000000000700000-0x0000000000706000-memory.dmp

memory/4068-17-0x00000000013A0000-0x00000000013A6000-memory.dmp