Malware Analysis Report

2025-01-19 07:40

Sample ID 241112-spesestqhx
Target 0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.exe
SHA256 0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7
Tags
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

0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7

Threat Level: Known bad

The file 0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.exe was found to be: Known bad.

Malicious Activity Summary

tinba banker discovery persistence trojan

Tinba / TinyBanker

Tinba family

Adds Run key to start application

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-12 15:17

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-12 15:17

Reported

2024-11-12 15:19

Platform

win7-20240903-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Windows\system32\Dwm.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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\6478B4AF = "C:\\Users\\Admin\\AppData\\Roaming\\6478B4AF\\bin.exe" C:\Windows\SysWOW64\winver.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\winver.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.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

Processes

C:\Windows\system32\Dwm.exe

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

C:\Windows\system32\taskhost.exe

"taskhost.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\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.exe

"C:\Users\Admin\AppData\Local\Temp\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.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/2112-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1128-3-0x0000000002510000-0x0000000002516000-memory.dmp

memory/1128-2-0x0000000002510000-0x0000000002516000-memory.dmp

memory/1128-1-0x0000000002510000-0x0000000002516000-memory.dmp

memory/2112-4-0x0000000001BE0000-0x00000000025E0000-memory.dmp

memory/1128-9-0x0000000077351000-0x0000000077352000-memory.dmp

memory/2900-8-0x00000000774FF000-0x0000000077501000-memory.dmp

memory/2900-7-0x00000000774FF000-0x0000000077500000-memory.dmp

memory/2900-6-0x0000000077500000-0x0000000077501000-memory.dmp

memory/2900-5-0x00000000001E0000-0x00000000001E6000-memory.dmp

memory/2900-10-0x0000000077300000-0x00000000774A9000-memory.dmp

memory/2112-11-0x0000000000400000-0x0000000000412000-memory.dmp

memory/2112-12-0x0000000001BE0000-0x00000000025E0000-memory.dmp

memory/1128-20-0x00000000024C0000-0x00000000024C6000-memory.dmp

memory/1068-18-0x0000000002090000-0x0000000002096000-memory.dmp

memory/2900-27-0x00000000001E0000-0x00000000001E6000-memory.dmp

memory/1996-22-0x0000000001BD0000-0x0000000001BD6000-memory.dmp

memory/1128-26-0x00000000024C0000-0x00000000024C6000-memory.dmp

memory/1068-25-0x0000000002090000-0x0000000002096000-memory.dmp

memory/1044-24-0x0000000077351000-0x0000000077352000-memory.dmp

memory/1044-23-0x0000000001E20000-0x0000000001E26000-memory.dmp

memory/1996-28-0x0000000001BD0000-0x0000000001BD6000-memory.dmp

memory/1996-29-0x0000000077351000-0x0000000077352000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-12 15:17

Reported

2024-11-12 15:19

Platform

win10v2004-20241007-en

Max time kernel

118s

Max time network

94s

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\EFB9EBF3 = "C:\\Users\\Admin\\AppData\\Roaming\\EFB9EBF3\\bin.exe" C:\Windows\SysWOW64\winver.exe 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\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.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

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\winver.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\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.exe

"C:\Users\Admin\AppData\Local\Temp\0f229c731ad355809df0a051d2009dbb33b063f20dffdd1710d3f43bc089c9e7.exe"

C:\Windows\SysWOW64\winver.exe

winver

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4612 -ip 4612

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 69.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/3776-0-0x00000000005B0000-0x00000000005B1000-memory.dmp

memory/3424-2-0x0000000001010000-0x0000000001016000-memory.dmp

memory/3424-1-0x0000000001010000-0x0000000001016000-memory.dmp

memory/3776-3-0x0000000002330000-0x0000000002D30000-memory.dmp

memory/3424-5-0x00007FF9FAD0D000-0x00007FF9FAD0E000-memory.dmp

memory/4612-4-0x0000000077062000-0x0000000077063000-memory.dmp

memory/4612-6-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

memory/3424-7-0x00007FF9FAEA0000-0x00007FF9FAEA1000-memory.dmp

memory/3776-8-0x0000000000400000-0x0000000000412000-memory.dmp

memory/3776-9-0x0000000002330000-0x0000000002D30000-memory.dmp

memory/4612-11-0x0000000002BB0000-0x0000000002BB6000-memory.dmp

memory/2604-13-0x0000000000400000-0x0000000000406000-memory.dmp

memory/4612-14-0x0000000002BB0000-0x0000000002BB6000-memory.dmp